MZ-E44/E45
SERVICE MANUAL
US Model
AEP Model
Ver 1.1 1999.01
UK Model
Australian Model
Tourist Model
MZ-E44
E Model
MZ-E44/E45
Photo : MZ-E45 (GRAY)
Photo : MZ-E44 (SILVER)
Model Name Using Similar Mechanism NEW
US and foreign patents licensed from Dolby
Laboratories Licensing Corporation
MD Mechanism Type
MT-MZE44-140
ODX-1A/1B
Optical Pick-up Mechanism Type
SPECIFICATIONS
MD Section
General
Audio playing system
Power requirements
Minidisc digital audio system
Laser diode properties
Rechageable battery (supplied)
Nickel metal hydride rechargeable battery NH-9WM (N)
One LR6 (size AA) alkaline battery (not supplied)
Sony AC Power Adaptor AC-E15L (not supplied) connected at the
DC IN 1.5V jack
Material : GaAlAs
Wavelength : λ =790nm
Emission duration : continuous
Laser output : less than 44.6 µW*
* This output is the value measured at a distance of 200 mm from the
objective lens surface on the optical pick-up block with 7mm aperture.
Revolutions
400 rpm to 900 rpm (CLV)
Error correction
Advanced Cross Interleave Reed Solomon Code (ACIRC)
Sampling frequency
44.1kHz
Coding
Adaptive Transform Acoustic Coding (ATRAC)
Modulation system
EFM (Eight to Fourteen Modulation)
Number of channels
2 stereo channels
1 monaural channel
Frequency response
Battery operation time
Batteries
Nickel metal hydride
Rechargeable battery (NH-9WM (N))
One LR6 (size AA)
Sony alkaline dry batteries
Nickel metal hydride (NH-9WM (N)) +
One LR6 (size AA)
Playback
Approx.
5.5 hours
Approx.
8.5 hours
Approx.
16 hours
Dimensions
Approx. 87 x 17.8 x 91.5 mm (w/h/d)
(3 1/2 x 23/32 x 3 5/8 in) not including projecting parts and controls
Mass
Approx. 115 g (4.1 oz.) the player only
Approx. 155 g (5.5 oz.) incl. a premastered MD and a nickel
metal hydride rechargeable battery NH-9WM (N)
Supplied accessories
Battery charger (1)
Rechargeable battery (1)
Rechargeable battery carrying case (1)
Headphones with a remote control (1)
Dry battery case (1)
20 to 20,000 Hz ± 3 dB
Wow and Flutter
Below measurable limit
Outputs
Headphones : stereo mini-jack, maximum output level 5mW+5mW,
load impedance 16 ohm
Handstrap (1)
Carrying pouch (1)
LR6 (size AA) alkaline battery (1) (Tourist model only)
Design and specifications are subject to change without notice.
PORTABLE MINIDISC PLAYER
MICROFILM
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SECTION 2
GENERAL
LOCATION AND FUNCTION OF CONTROLS
Main Unit
6
5
7
4
8
9
3
2
!º
1
1 MDoperatebuttons
” • + (PLAY • FF )
= (REW )
5 OPERA TElamp
6 Batterycompartment
7 Externalbatteryterminal(+/–)
8 DIGITAL MEGA BASS s witc h
9 AVLSs witc h
p(STOP)
2 HOLDswitch
3 VOLUME+/–buttons
4 EJECTbutton
! º2/ REMOTE jack
Headphones with Remote Control
6
5
7 8
4
9
1
2
3
1 Headphones
2 MDoperateswitchandbuttons
” • + (PLAY • FF)
= (REW)
p(STOP)
3 VOL+/–button
4 Displayindicator
5 DISPLAYbutton
6 PLAYMODEbutton
7 P(PAUSE)b utton
8 HOLD cswitch
9 p(STOP)b utton
– 3 –
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SECTION 3
DISASSEMBLY
r The equipment can be removed using the following procedure.
Upper panel ASSY
Bottom panel ASSY
set
Main board
Belt ASSY, Front panel ASSY
Mechanism deck section
Optical pick-up block ASSY
Note : Follow the disassembly procedure in the numerical order given.
3-2. BOTTOM PANEL ASSY
3-1. UPPER PANEL ASSY
2 Screws (M1.4) pan precision
Main section
Upper panel ASSY
1 Screws (M1.4)
pan precision
3
2 Screws (M1.4) pan precision
2
Bottom panel ASSY
1
Main section
1 Screws (M1.4) pan precision
3-3. MAIN BOARD
4 Switch unit (CN801)
9 Remove solder
Battery case ASSY
9 Remove solder
!º
3 Screw (M1.4)
8
pan precision
6 Flexible (CLV)
Main board
board (CN551)
5 Flexible board
(CN501)
9 Remove solder
1 Screws (M1.4x2)
2 Screw
7 Screw tapping (M1.7)
1 Screw (M1.4x2)
toothed lock
toothed lock
– 4 –
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3-4. BELT ASSY, FRONT PANEL ASSY
3
2
5 Belt ASSY
Boss
Boss
4
1
7 Claws
Claws
Main section
Front panel ASSY
8
Claw
6 Screw
(M1.4) pan precision
Boss
3-5. MECHANISM DECK SECTION
Mechanism deck section
1 Remove claws
1 Remove claws
3
Chassis ASSY (main section)
2 Step screws
– 5 –
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3-6. OPTICAL PICK-UP BLOCK ASSY
Optical pick-up block ASSY
1 Screw precision
3
Main shaft
2 OP flexible board
4
5
Chassis ASSY (MD section)
r NOTE
When replacing the optical block, the OP flexible board protec-
tive sheet (SW) is necessary.
Before replacing, check where the sheet (SW) is pasted onto the
old OP flexible board and paste it on the new OP flexible board in
the same way.
Pasting on the sheet (SW) :
Paste on aligning the sheet (SW) center section with the edge of
the OP flexible board as in the figure and folding the excess over
onto the opposite side.
OP flexible board
Optical pick-up ASSY
5 mm
Sheet (SW)
– 6 –
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SECTION 4
TEST MODE
Outline
In this set, overall adjustment mode is made available by enter-
Configuration of Test Mode
The test mode has the configuration given below.
•
ing test mode to perform automatic adjustment of CD and MO.
In the overall adjustment mode, the disc is determined whether
it is CD or MO and adjustments are performed in sequence. If a
fault is found, the location of the fault is displayed.Also, in servo
mode, each adjustment can be automatically made.
VOL
+ key
Overall
” key
adjustment
(Start ?)
p key
mode (Auto?)
p key
p key
Setting the Test Mode
To enter the test mode, two methods are available :
1. Entering method with key input.
VOL
– key
Adjustment
mode
(Manu ?)
” key
Servo mode
0 0 0
p key
Turn on the HOLD switch on the set. While holding down the p
key on the set, press the following remote commander keys in
the following order :
+, – keys
Audio mode
1 0 0
+n +n =n =n +n =n +n
=n P n P
2. Entering method by shorting the test point
Solder bridge the test point TAP801 (TEST) on the main board
(connect IC801 pin #™ to GND), and turn on the POWER.
+, – keys
Servo mode
3 0 0
[MAIN BOARD] (Conductor side)
Displays of the LCD on the remote commander
are shown in parentheses.
Servo Mode
•
Set the test mode, press the VOLUME – key and use the ”key
to set the servo mode.
•
When the servo mode is set, use the +key and the =key
to move the optical pick-up to the outer circumference and to
the inner circumference respectively.
•
When entering another mode, refer to the configuration of test
mode.
1. Structure of Servo Mode
Servo mode
0 0 0
” key
Offset adjustment
0 1 0
p key
” key
011to 013
*1
p key
” key
Test mode
Laser power
adjustment
0 2 0
” key
p key
Short : Test mode
Open : Normal mode
Releasing the Test Mode
021to 024
p key
*1
1. When test mode was entered with key input, turn off the POWER.
2. When test mode was entered by shorting the test point, turn off
the POWER and open the solder bridge of TAP801 (TEST
MODE) on the main board.
” key
1
2
3
(See page 8)
Operation of Setting on Test Mode
When the test mode is set, the LCD displays the following :
*1 Repeatedly press ” key
to change the mode.
(Refer to the following list
for a description of each
mode.)
V 3 . 3 0 0
ROM version display
LCD on remote commander
•
•
The cycle - the above ROM version display nAll lit nAll off
- is repeated.
(The ROM version is constantly displayed.)
When the PLAY MODE key is pressed and hold down, the dis-
play at that time is held so that display can be checked.
– 7 –
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2. Description of Each Mode
(See page 7.)
010 Offset adjustment
1
2
3
Mode
Description
011
012
013
FE offset
TE offset
All servo ON
” key
p key
MO adjustment
0 3 0
020 Laser power adjustment
031to 039
Mode
Description
MO power A
MO power E
p key
*1
021
022
023
024
” key
CDL power
CD power
Low reflection
CD adjustment
0 4 0
” key
p key
030 MO adjustment
Mode
031
032
033
034
035
036
037
038
039
Description
041to 048
MO EF balance
MO EF gain
*1
p key
” key
MO ABCD gain
MO focus gain
MO tracking gain
MO RF gain
” key
p key
CD adjustment
0 5 0
051to 058
MO ADIP gain
MO focus bias E
CD focus bias A
p key
*1
” key
040 Lower reflection CD adjustment
” key
p key
Sled movement
0 6 0
Mode
Description
041
042
043
044
045
046
047
048
Lower reflection CD EF balance
Lower reflection CD EF gain
Lower reflection CD ABCD gain
Lower reflection CD focus gain
Lower reflection CD tracking gain
Lower reflection CD RF offset
Lower reflection CD RF gain
Lower reflection CD focus bias
061, 062
p key
*1
” key
Automatic
adjustment
0 7 0
” key
p key
071, 072,
073, 074
*1
p key
050 CD adjustment
Mode
051
052
053
054
055
056
057
058
Description
CD EF balance
CD EF gain
” key
” key
p key
NV relation
0 9 0
CD ABCD gain
CD focus gain
CD tracking gain
CD RF offset
091, 092,
093
p key
*1
” key
CD RF gain
CD focus bias
*1 : Repeatedly press ” key
to change the mode.
(Refer to the following list
for a description of each
mode.)
Retern the Offset
adjustment (010)
– 8 –
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060 Sled movement
Audio Mode
•
Enter the test mode and press the VOLUME – key. Then, press
the (key and the VOLUME + key in this turn to enter audio
mode.
When entering another mode, refer to the configuration of test
mode.
Mode
061
062
Description
Description
Sled in
Sled out 5
•
070 Automatic adjustment
1. Structure of Audio Mode
Mode
071
072
073
074
” key
Audio mode
1 0 0
Focus search
Access 32
Audio playback test
1 1 0
” key
ADER check
headphones
output
p key
Tracking sensitivity adjust
1kHz 0dB L/R
1 1 1
p key
p key
p key
p key
p key
–12dB
090 NV relation
” key
Mode
091
092
093
Description
NV clear
Infinity Zero
1 1 2
–
Power OFF
” key
Function code change
1kHz 0dB L
1 1 3
–12dB
–12dB
” key
1kHz 0dB R
1 1 4
” key
1kHz –20dB L/R
1 1 5
–20dB
–20dB
” key
20Hz –20dB L/R
1 1 6
p key
” key
20kHz –20dB L/R
1 1 7
p key
–20dB
” key
16kHz De-Emphasis
p key
–20dB
–40dB
L/R
1 1 8
” key
100Hz 0dB L/R
1 1 9
p key
” key
•
•
The mode No. 111 is for S/N and crosstalk. The mode No. 115 is
for distortion factor and frequency characteristics.
When the VOLUME +/– keys is pressed in any mode, the vol-
ume of the headphones is changed (increased/decreased) in units
of one step. When the +/ =keys is pressed, the volume of
the headphones is maximized/minimized.
•
For the volume value, any changed value remains as it is basi-
cally.
However, when the volume is switched from 114 to 115 or 118
to 119, it returns the default value.
– 9 –
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SECTION 5
ELECTRICAL ADJUSTMENTS
Power Mode
Notes for Adjustment
•
Enter the test mode and press the VOLUME – key. Then, press
the (key and the VOLUME – key in this turn to enter power
•
In this set, automatic adjustment of CD and MO can be per-
formed by entering the test mode.
mode.
•
Adjustments are performed in the overall adjustment mode. If
an item is determined as NG, the item is readjusted in servo
mode.
•
When entering another mode, refer to the configuration of test
mode.
1. Structure of Power Mode
Adjustment Method in Overall Adjustment Mode
1. Enter the test mode and press the VOLUME + key to enter over-
all adjustment mode.
” key
Power mode
3 0 0
2. Insert the CD test disc (TGYS-1) or SONY MO disc (recorded)
commercially available.
3. Press the (key twice. The disc is determined whether it is CD
or MO and each adjustment mode is set. Automatic adjustments
are performed in the order of the items listed below.
UNREG check ” key
31 0
p key
Power OFF
3 1 1
p key
” key
•
In CD Automatic adjustment Mode
No.
1
Mode
061
071
062
051
052
051
053
054
055
056
057
056
058
Description
Sled in
Overall Adjustment Mode
2
Focus search
Sled out 5
•
•
•
Enter the test mode and press the VOLUME + key to enter over-
all adjustment mode.
When entering another mode, refer to the configuration of test
mode.
When the overall adjustment mode is entered, the LCD on the
remote commander display the following :
3
4
CD EF balance
CD EF gain
5
6
CD EF balance
CD ABCD gain
CD focus gain
CD tracking gain
CD RF offset
CD RF gain
7
040 Auto?
8
9
1. Structure of Overall Adjustment Mode
10
11
12
13
Overall
adjustment
mode
CD RF offset
CD Focus bias
Auto?
” key
Start ?
” key (to discriminate between CD and MO)
CD automatic
adjustment
p key
OK
NG
p key
p key
MO automatic
adjustment
OK
NG
p key
Adjustment
mode
Manu ?
– 10 –
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•
In MO Automatic adjustment Mode
* Remote commander display during automatic adjustment
No.
1
Mode
061
071
062
031
032
031
033
034
035
036
037
039
073
071
031
032
031
033
034
035
036
037
039
073
061
071
041
042
041
043
044
045
046
047
061
071
041
042
041
043
044
045
046
047
Description
057
Sled in
2
Focus search
Sled out
3
Adjustment value (flashing)
Mode No. under adjustment
4
MO EF balance
5
MO EF gain
4. If result of automatic adjustment is OK, the following display
appears.
6
MO EF balance
7
MO ABCD gain
End-OK
047
8
MO focus gain
9
MO tracking gain
5. If result of automatic adjustment is NG, the following display
appears.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
MO RF gain
MO ADIP gain
MO focus bias A
NG
051
ADER check
Focus search
Error code
MO EF balance
NG mode No.
MO EF gain
* If NG, enter servo mode to perform automatic adjustment of the
item determined as NG.
MO EF balance
MO ABCD gain
MO focus gain
MO tracking gain
MO RF gain
MO ADIP gain
MO focus bias A
ADER check
Sled in
Focus search
Low reflection CD EF balance
Low reflection CD EF gain
Low reflection CD EF balance
Low reflection CD ABCD gain
Low reflection CD focus gain
Low reflection CD tracking gain
Low reflection CD RF offset
Low reflection CD RF gain
Sled in
Focus search
Low reflection CD EF balance
Low reflection CD EF gain
Low reflection CD EF balance
Low reflection CD ABCD gain
Low reflection CD focus gain
Low reflection CD tracking gain
Low reflection CD RF offset
Low reflection CD RF gain
– 11 –
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Adjusting the OFF-track threshold
3. When the automatic adjustment is completed, the flashing ad-
justment value is lit.
•
•
•
•
Perform only for Ver. 1.000.
Only for MO (use AU-1 disk).
Use the following procedure.
052
Monitor (adjust) with a storage oscilloscope.
1. Set in Test mode (Manual mode).
2. Press the PLAYMODE key per 030.
Adjustment value (lit)
(2.6 volt operating mode • • • • • • Two battery marks light up.)
3. Check that the OP is at the center (not the outermost or inner-
most circumference) and then play the AU-1 disk (031 n032
n033).
4. Press the PAUSE key at 033 and adjust the MO ABCD gain.
5. Press the STOP key (030), monitor the OFTRK (SP508) signal
and set the focus ON at 031 with the PLAY key.
H
OFTRK
L
6. The adjustment is okay when the periods for “H” and “L” of the
OFTRK is about equal.
7. Perform an overall adjustment without turning off the power.
8. Perform the following operation when the periods for “H” and
“L” of the OFTRK are not equal.
Press the DISPLAY key 6 times per “030” to set in Memory
mode.
[5C ø] is displayed. Press the remote control pkey 6 times and
use the ”key 9 times to align at [629].
Shift the figure with the remote control ’, ‘keys per the “629”
address and press PAUSE < set > (reset value “OA”).
(1) This figure is small when “H” is long.
ø A nø 9 nø 8 n
(2) This figure is large when “L” is long.
• • • • • • • •
ø A nø 9 nø 8 n
• • • • • • • •
Press the DISPLAY key one time to return to [030].
9. Return to 5. Press the PLAY key (remote control ”key) again
to set to 031 (Focus ON).
Adjustment in Servo Mode Method
1. When each adjustment mode is set according to the structure of
servo mode, the lower two digits of the mode No. and the ad-
justment value written in EEPROM are displayed and lit on the
LCD on the remote commander.
052
Adjustment value (lit)
Mode No.
2. When the Pkey is pressed, the following display appears and
the automatic adjustment is performed.
052
Adjustment value (flashing)
Note) Although the VOLUME +/– keys can be used to change
the adjustment value to any value, they should not be
used whenever possible.
– 12 –
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SECTION 6
DIAGRAMS
6-1. EXPLANATION OF IC TERMINALS
IC801 RU6815MF-0004 (VERSION 3.0) (SYSTEM CONTROL)
IC801 RU6815MF-0006 (VERSION 3.3) (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Pin Description
1
–
I
Not used (Fixed at “L” ).
Unreg voltage monitor input.
Not used (Fixed at “L” ).
2
UREG MON
3
–
I
4
VREF
PLAY KEY
OPEN/CLS SW
RMC KEY
SET KEY
XRESET
AVDD
Reference voltage for power supply voltage adjustlment.
Set PLAY key input.
5
I
6
I
OPEN/CLOSE switch input. L : Close
Remote commander key input.
Set key input.
7
I
8
I
9
I
Systen reset input (At reset : “L” ).
A/D converter power supply (+2.6V or +2.8V).
A/D converter Ground.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
–
–
I
AVSS
TYPE 0
Model discrimination terminal (Fixed at “L” ).
Model discrimination terminal (Fixed at “L” ).
Model discrimination terminal (Fixed at “L” ).
Model discrimination terminal (Fixed at “L” ).
Set HOLD switch input.
TYPE 1
I
TYPE 2
I
MODEL
I
HOLD SW
VREG CON
I
O
–
–
I
2.5V voltage on/off switch (Sub terminal) (not used).
Not used (Open).
Not used (Open).
MCK
Master clock input.
–
–
–
–
–
I
Not used (Open).
VDD
VSS
Digital power supply (+2.6V or +2.8V).
Digital Ground.
Not used (Open).
VSS
AVLS SW
DSP SINT
DBB 0
Digital Ground.
Set AVLS switch input.
I
Interrupt input from DSP.
I
DIGITAL MEGA BASS switch input (MID).
DIGITAL MEGA BASS switch input (MAX).
LED drive output.
DBB 1
I
OPR LED
XWK CLR
ADJUST
SLEEP
O
O
I
Power IC wakeup factor latch clear output and motor driver IC control signal outpt.
“Normally, Test mode select input (“L” : Test mode)
Power supply circuit OFF signal output.
SBB serial clock output.
O
O
O
–
I
SBUS CLK
SBUS DATA
SBB serial data output.
Not used (Open).
SLD 1 MON
SLD 2 MON
CLV VCON
APC REF
Sled servo timing signal input.
I
Sled servo timing signal input.
O
O
O
I
Spindle servo drive voltage control output.
Laser power control output.
V28-CON
Power voltage (+2.6V or +2.8V) correction control output.
Spindle servo timing signal input.
Spindle servo timing signal input.
Spindle servo timing signal input.
Spindle servo drive signal output.
Spindle servo drive signal output.
Spindle servo drive signal output.
CLV U MON
CLV V MON
CLV W MON
CLV U CON
CLV V CON
CLV W CON
I
I
O
O
O
– 13 –
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Pin No.
48
Pin Name
I/O
–
Pin Description
Not used (Open).
Not used (Open).
49
–
50
VDD
VPP
–
Digital power supply (+2.6V or +2.8V).
Power for on board light.
51
–
52
VSS
–
Digital ground.
53
SLD 1R CON
SLD 1F CON
SLD 2R CON
SLD 2F CON
O
O
O
O
–
Sled motor control signal output.
Sled motor control signal output.
Sled motor control signal output.
Sled motor control signal output.
Not used (Open).
54
55
56
57
58
–
Not used (Open).
59
–
Not used (Open).
60
–
Not used (Open).
61
SPCK
O
I/O
–
Serial clock output for Remote control communication. Not used (Open).
Serial data input/output for Remote control communication.
Not used (Open).
62
RMC DTCLK
63 – 66
67
SLD VCON
SLD PWR-UP
HP MUTE
HP STBY
RMC SEL
NV D0
O
O
O
O
O
O
I
Sled servo outer voltage control output.
Baypass transistor control output for sled drive power supply.
Headphone amplifier mute output.
Headphone amplifier standby output.
TSB/SSB selection signal output to remote commander terminal. Not used (Open).
Serial data signal output for NVRAM.
Serial data signal input from NVRAM.
Serial clock signal output for NVRAM.
Chip select signal output for NVRAM.
Digital power supply (+2.6V or +2.8V).
LCD drive level power supply (Connected ground).
Digital ground.
68
69
70
71
72
73
NV D1
74
NV CLK
NV CS1
O
O
–
75
76
VDD
77 – 79
80
LCD VL2 – 0
VSS
I
–
81 – 87
88 – 96
97 – 100
–
Not used (Open).
LCD SEG0 – 8
LCD COM0 – 3
–
LCD Segment terminal. Not used (Open).
LCD common terminal. Not used (Open).
–
– 14 –
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MZ-E44/E45
6-2. BLOCK DIAGRAM
• Signal path.
: PLAY
J
– 15 –
– 16 –
– 17 –
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MZ-E44/E45
6-3. PRINTED WIRING BOARDS
r
Semiconductor
Location
Ref. No.
Location
D351
D352
D801
D841
D901
I-10
H-11
I-5
F-10
D-5
D902
H-14
IC301
IC302
IC501
IC551
IC552
C-7
D-7
H-12
G-14
F-14
IC601
IC603
IC801
IC802
IC901
F-12
F-6
C-13
C-15
E-4
Q501
Q551
Q552
I-12
G-3
F-3
*Note:
Use R1001 only withVer.3.0 of microprocessor (IC801).
Using R1001 with other microprocessor versions will
cause operating errors so be sure to remove it.
You can check the version with Test Mode (page 7).
Note:
• X : parts extracted from the component side.
r
•
: Through hole.
• b : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
(Side B)
Parts on the pattern face side seen from the
pattern face are indicated.
Parts face side:
(Side A)
Parts on the parts face side seen from the
parts face are indicated.
– 18 –
– 19 –
– 20 –
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r Refer to page 25 for IC Block Diagrams.
6-4. SCHEMATIC DIAGRAM
MZ-E44/E45
r
Waveforms
1
800mVp-p
VOLT/DIV : 200mV AC
TIME/DIV : 5 µsec
IC501 @•
2
2.7Vp-p
23µsec
VOLT/DIV : 1V AC
TIME/DIV : 10 µsec
IC601 #ª
3
2.6Vp-p
482nsec
VOLT/DIV : 500mV AC
TIME/DIV : 200nsec
IC601 $¡
4
2.0 Vp-p
16.9344 MHz
VOLT/DIV : 500mV AC
TIME/DIV : 20nsec
IC601 $ª
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in Ω and / W or less unless otherwise
specified.
1
4
*Note:
Use R1001 only with Ver.3.0
of microprocessor (IC801).
Using R1001 with other micro-
processor versions will cause
operating errors so be sure to
remove it.
• C : panel designation.
Note: The components identified by mark ! or dotted
line with mark ! are critical for safety.
Replace only with part number specified.
• A: B+ Line.
• Power voltage is dc 1.5V and fed with regulated dc power
supply from battery terminal.
You can check the version with
Test Mode (page 7).
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : PLAY
• Voltages are taken with aVOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J
: PLAY
– 21 –
– 22 –
– 23 –
– 24 –
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MZ-E44/E45
SECTION 7
EXPLODED VIEWS
r IC Block Diagrams
IC301 BA3577FS-E2
IC551 MPC17A55FTA
IC802 AK93C55AV-L
IC552 TLC372CPWR
NOTE :
• -XX, -X mean standardized parts, so they
may have some difference from the original
one.
• Color indication of Appearance Parts
Example :
•
•
The mechanical parts with no reference
number in the exploded views are not
supplied.
Accessories and packing materials are given
in the last of this parts list.
8
6
5
7
VPP
8
7
6
5
CS
SK
DI
1
2
3
4
VREF
VCC
NC
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
The components identified by mark !
or dotted line with mark ! are critical
for safety.
V+
GENERATOR
20 NC
NC
19
18
17
16
VPP
SW
1
2
3
RF IN
RF OUT
BIAS IN
R/F
VCC
+B
VCC
Replace only with part number specified.
INSTRUCTION
DECODE
PRE DRIVER
PRE DRIVER
PRE DRIVER
PRE DRIVER
KNOB, BALANCE (WHITE) ••• (RED)
+B
ADD
CONTROL
AND
CLOCK
↑
↑
DECODER
BUFFERS
NF1
Parts color Cabinet's color
• Items marked “ * ”are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
HI–BRIDGE
CONTROL
HI–BRIDGE
CONTROL
HI–BRIDGE
CONTROL
HI–BRIDGE
CONTROL
GENERATION
4
5
BIAS OUT
V IN1
EEPROM
2048bit
OUT1
15
F12
R/W AMPS
AND
55
56
V–
4
128 X 16
INSTRUCTION
REGISTER
1
3
R12
2
NC
AUTO ERASE
14 GND
F11 57
R11 58
R13 59
DATA
REGISTER
7-1. PANEL SECTION
V IN2
PWSTB
6
7
8
OUT2
NF2
13
12
60
61
62
63
F13
R14
F14
OE
PWSTB
DO
GND
5
4
MZ-E44
1ntOE
HIU
HIV
HIW
P11
P12
36
35
34
33
32
ROE
1
3
PWSTB T
1ntSTB
VC
IC901 MPC1830ADTBEL
BEEP
MUTE
BIAS
CONTROL
VC
VC VG
VC
6
BEEP IN
11
MUTE
9
31
30
VPS2
PO2
1ntSTB
GND
VRMC
VREF
1
VC
REN
36 VSTB
2
3
35
34
33
32
31
XWK1
XWK2
XWK3
XWK4
FFCLR
10
BAND GAP
REFERENCE
VREG
MUTE T
64
65
66
67
VC
VC VG
GND
PS
29
VREG
CONT
1
INM
4
SYSTEM
CONTROL
28
27
26
PO1
IC601 µPD63731GC-9EU
RGND
CLPF
5
6
RF
30 SLEEP
29 VBSEL
28 CLK
VPS1
DTC
MZ-E45
VC
VC VG
GND
3P2
CRST
XRST
7
8
RESET
100 99 98 97 96 95 94 93 92 91 90 89 86 87 86 85 84 83 82 81 80 79 78 77 76
27
26
VB2
VB1
3
1
25
HOW
9
VB SELECT
VBMON
VC
VBH
25
24
24 VD2
10
VC
68
69
VC
PGND
OSC1
STEP-UP
DC / DC
SPCK0
ADIP
ADIP
11
SPCK
BUFF
HOV
23
22
GND
VG
PLL
SPCK1 12
VG
GND
3PI
SW
CONVERTER
23
70
71
VDD ADC
VREF
RF
1
2
3
4
5
6
7
VG
PWM
DI
RF
EFM
PLL
DO or DI
13
14
15
C2L
C1L
VB
75 VDD
SLEEP UP/DOWN
/POWER SW
DECODER
7
22
21
1
PWM1
D1
PWM1
74 DRA3
HOU
VD
72
21
20
FE
CHARGE
PUMP
MODE
SELECT
1
FE
73
DRA2
ABCD
TE
C1H
C2H
VG
SUBQ/ADIP
DECODER
16
17
18
DSSP
ABCD
TE
72 DRA1
71 DRA0
70 DRA4
69 DRA5
68 DRA6
SAW
20 D0
VCON
19
OSC2
ADIP
VG
VG
VG
STEP UP/DOWN
PRE DRIVER
POWER SW
PRE DRIVER
STEP–UP
4
VRT
VRB
8
9
3
PRE DRIVER
FLAG
67
66 DRA8
65 DRA10
DRA7
IN
19
AC LRCK
AC WDCK
AC
VSS ADC
T-COUNT
DEFECT
OFTRK
VSS
10
11
12
13
14
1
WDCK
SECTOR
EFM ACIRC
DECODER
DECODER
AC BYCK
AC DATA
VC
DRA11
XRAS
DRA9
XOE2
XOE
64
63
62
61
60
59
58
57
56
55
54
53
52
51
S DATA
8
8
5
6
8
1
3
4
9
10
11
14
15
2
7
12
18
13
16
17
16
EFM DATA A/B
ECC DATA
EBA
NC 15
8
NC
NC
16
17
18
19
20
21
22
23
24
25
12
Ref. No.
1
Part No.
4-963-883-21 SCREW (M1.4), PRECISION PAN (SILVER)
(MZ-E44)
Description
Remark
Ref. No.
Part No.
Description
Remark
XCAS
DRD2
DRD3
VSS
WR REQ etc.
RD DT ECC
8
8
NC
4
5
6
7
4-963-883-81 SCREW (M1.4), PRECISION PAN
X-4950-237-1 PANEL ASSY, FRONT
X-4950-236-1 BELT ASSY
5
8
NC
NC
SSB CONTROL
MONITOR I/O etc.
ATDT
1
4-963-883-31 SCREW (M1.4), PRECISION PAN
(MZ-E44:BLUE, MZ-E45:ORANGE, GRAY)
X-4951-601-1 PANEL ASSY, UPPER (SILVER) (MZ-E44)
X-4951-601-2 PANEL ASSY, UPPER (BLUE) (MZ-E44)
X-4951-601-3 PANEL ASSY, UPPER (GRAY) (MZ-E45)
16
10
XWE2
XWE
TFOUT
TROUT
FROUT
FFOUT
CK176
X-4950-235-1 PANEL ASSY, BOTTOM (SILVER) (MZ-E44)
XATWE
DREQ
3
3
3
DRD1
DRD0
VDD
8
XBUSY
7
7
7
X-4950-239-1 PANEL ASSY, BOTTOM (BLUE) (MZ-E44)
X-4950-240-1 PANEL ASSY, BOTTOM (GRAY) (MZ-E45)
X-4950-241-1 PANEL ASSY, BOTTOM (ORANGE) (MZ-E45)
CLOCK
GENERATOR
ATRAC
DECODER
3
X-4951-601-4 PANEL ASSY, UPPER (ORANGE) (MZ-E45)
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
– 25 –
– 26 –
– 27 –
– 28 –
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7-2. MAIN SECTION
61
MT-MZE44-140
66
58
61
59
60
57
57
62
53
65
56
64
63
54
55
55
not supplied
not supplied
52
51
Ref. No.
Part No.
Description
Remark
Ref. No.
60
Part No.
Description
Remark
51
52
53
54
55
3-703-502-11 SCREW
4-995-274-11 SPRING (O-C), TORSION
4-984-017-01 SCREW (1.7), TAPPING
A-3293-984-A MAIN BOARD, COMPLETE
4-211-392-01 PLATE, BLIND
61
62
63
64
65
4-982-418-01 DAMPER
4-211-118-01 LID, BATTERY CASE
4-212-087-01 TERMINAL
X-4950-232-1 CASE ASSY, BATTERY
4-963-883-41 SCREW (M1.4), PRECISION PAN
3-335-797-91 SCREW (M1.4), TOOTHED LOCK
56
57
58
59
1-475-804-11 SWITCH UNIT
4-211-119-01 SCREW, STEP
X-4950-229-1 CHASSIS ASSY (MAIN SECTION)
4-989-078-01 SPRING (OPEN), TENSION
66
4-217-305-01 SHEET, BLIND
– 29 –
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7-3. MECHANISM DECK SECTION
(MT-MZE44-140)
107
113
106
M902
M901
109
104
111
104
103
114
110
102
101
*
not
R1001
supplied
112
101
108
105
115
*Note :
116
Use R1001 only with Ver.3.0 of microprocessor
(IC801).
Using R1001 with other microprocessor versions will
cause operating errors so be sure to remove it.
You can check the version with Test Mode (page 7).
The components identified by mark ! or dotted
line with mark ! are critical for safety.
Replace only with part number specified.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
101
102
103
104
105
4-963-883-61 SCREW (M1.4), PRECISION PAN
4-982-563-01 SPRING, THRUST
1-666-784-13 FLEXIBLE (CLV) BOARD
4-963-883-21 SCREW (M1.4), PRECISION PAN
4-965-893-01 WASHER, GEAR (A) STOPPER
111
112
113
!114
115
4-993-251-01 SHAFT, MAIN
4-982-561-11 SPRING, RACK
4-995-532-11 COVER, MD
X-4949-164-1 OPTICAL PICK-UP BLOCK ASSY
4-988-858-01 SHEET (SW)
106
107
108
109
110
X-4950-157-1 CHASSIS ASSY (MD SECTION)
X-4948-010-1 HOLDER ASSY
4-982-555-01 GEAR (A)
4-210-659-01 SPRING, TENSION
3-349-825-82 SCREW, PRECISION
116
M901
M902
3-309-595-11 SHEET, INSULATING, PACK
1-698-991-11 MOTOR, DC (including PULLEY) (SPINDLE)
1-698-764-21 MOTOR, SLED (including PULLEY) (SLED)
R1001 1-216-789-11 METAL CHIP
2.2
5%
1/16W
– 30 –
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SECTION 8
ELECTRICAL PARTS LIST
MAIN
NOTE :
•
Due to standardization, replacements in the
• SEMICONDUCTORS
In each case, u : µ , for example :
uA.... : µ A.... , uPA.... : µ PA....
uPB.... : µ PB.... , uPC.... : µ PC....
uPD.... : µ PD....
The components identified by mark !
or dotted line with mark ! are critical
for safety.
parts list may be different from the parts
specified in the diagrams or the components
used on the set.
-XX, -X mean standardized parts, so they
may have some difference from the original
one.
Replace only with part number specified.
•
•
• CAPACITORS
When indicating parts by reference num-
ber, please include the board.
uF : µ F
• COILS
RESISTORS
All resistors are in ohms
uH : µ H
METAL : Metal-film resistor
METAL OXIDE :Metal oxide-film resistor
F : nonflammable
Items marked “ * ”are not stocked since
they are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
•
Abbreviation
AUS : Australian
HK
JE
: Hong Kong
: Tourist
•
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
A-3293-984-A MAIN BOARD, COMPLETE
C560
C561
1-115-566-11 CERAMIC CHIP 4.7uF
1-115-566-11 CERAMIC CHIP 4.7uF
10%
10%
10V
10V
*********************
< CAPACITOR >
C562
C563
C564
C565
C568
1-109-982-11 CERAMIC CHIP 1uF
1-117-720-11 CERAMIC CHIP 4.7uF
10%
10V
10V
4V
6.3V
10V
C101
C102
C103
C201
C202
1-135-181-21 TANTALUM CHIP 4.7uF
1-125-899-11 TANTAL. CHIP
1-115-156-11 CERAMIC CHIP 1uF
1-135-181-21 TANTALUM CHIP 4.7uF
1-125-899-11 TANTAL. CHIP
20%
20%
6.3V
4V
10V
6.3V
4V
1-117-232-11 TANTALUM
1-135-259-11 TANTAL. CHIP
22uF
10uF
20%
20%
220uF
1-117-370-11 CERAMIC CHIP 10uF
20%
20%
220uF
C569
C601
C602
C603
C604
1-117-370-11 CERAMIC CHIP 10uF
1-164-156-11 CERAMIC CHIP 0.1uF
1-162-970-11 CERAMIC CHIP 0.01uF
1-162-970-11 CERAMIC CHIP 0.01uF
1-162-970-11 CERAMIC CHIP 0.01uF
10V
25V
25V
25V
25V
C203
C301
C302
C303
C304
1-115-156-11 CERAMIC CHIP 1uF
1-135-259-11 TANTAL. CHIP
1-119-750-11 TANTAL. CHIP
1-109-982-11 CERAMIC CHIP 1uF
1-104-912-11 TANTAL. CHIP
10V
6.3V
6.3V
10V
6.3V
10%
10%
10%
10uF
22uF
20%
20%
10%
20%
3.3uF
C605
C607
C608
C609
C801
1-117-720-11 CERAMIC CHIP 4.7uF
1-164-156-11 CERAMIC CHIP 0.1uF
1-164-156-11 CERAMIC CHIP 0.1uF
1-164-156-11 CERAMIC CHIP 0.1uF
1-162-962-11 CERAMIC CHIP 470PF
10V
25V
25V
25V
50V
C305
C306
C307
C308
C311
1-109-982-11 CERAMIC CHIP 1uF
1-109-982-11 CERAMIC CHIP 1uF
1-135-149-21 TANTALUM CHIP 2.2uF
1-115-156-11 CERAMIC CHIP 1uF
10%
10%
20%
10V
10V
10V
10V
6.3V
10%
10%
1-135-259-11 TANTAL. CHIP
10uF
20%
20%
20%
10%
C803
C804
C805
C806
C807
1-162-970-11 CERAMIC CHIP 0.01uF
1-162-964-11 CERAMIC CHIP 0.001uF 10%
1-164-156-11 CERAMIC CHIP 0.1uF
1-164-227-11 CERAMIC CHIP 0.022uF 10%
1-164-227-11 CERAMIC CHIP 0.022uF 10%
25V
50V
25V
25V
25V
C312
C313
C314
C315
C501
1-135-259-11 TANTAL. CHIP
1-115-156-11 CERAMIC CHIP 1uF
1-119-750-11 TANTAL. CHIP
1-164-156-11 CERAMIC CHIP 0.1uF
1-107-826-11 CERAMIC CHIP 0.1uF
10uF
6.3V
10V
6.3V
25V
16V
22uF
C808
C809
C811
C812
C831
1-164-156-11 CERAMIC CHIP 0.1uF
1-164-156-11 CERAMIC CHIP 0.1uF
1-162-964-11 CERAMIC CHIP 0.001uF 10%
1-162-964-11 CERAMIC CHIP 0.001uF 10%
1-115-156-11 CERAMIC CHIP 1uF
25V
25V
50V
50V
10V
C502
C503
C504
C505
C506
1-117-720-11 CERAMIC CHIP 4.7uF
1-164-227-11 CERAMIC CHIP 0.022uF 10%
1-162-962-11 CERAMIC CHIP 470PF
1-164-156-11 CERAMIC CHIP 0.1uF
1-162-970-11 CERAMIC CHIP 0.01uF
10V
25V
50V
25V
25V
10%
10%
C832
C833
C834
C846
C901
1-162-964-11 CERAMIC CHIP 0.001uF 10%
1-162-964-11 CERAMIC CHIP 0.001uF 10%
1-164-156-11 CERAMIC CHIP 0.1uF
1-162-964-11 CERAMIC CHIP 0.001uF 10%
1-162-964-11 CERAMIC CHIP 0.001uF 10%
50V
50V
25V
50V
50V
C508
C509
C510
C511
C551
1-164-227-11 CERAMIC CHIP 0.022uF 10%
1-164-156-11 CERAMIC CHIP 0.1uF
1-164-156-11 CERAMIC CHIP 0.1uF
1-107-826-11 CERAMIC CHIP 0.1uF
1-162-964-11 CERAMIC CHIP 0.001uF 10%
25V
25V
25V
16V
50V
10%
C902
C903
C904
C905
C906
1-162-970-11 CERAMIC CHIP 0.01uF
1-107-826-11 CERAMIC CHIP 0.1uF
1-109-982-11 CERAMIC CHIP 1uF
1-162-964-11 CERAMIC CHIP 0.001uF 10%
1-107-826-11 CERAMIC CHIP 0.1uF
10%
10%
10%
25V
16V
10V
50V
16V
C552
C553
C554
C555
C556
1-162-964-11 CERAMIC CHIP 0.001uF 10%
50V
10V
10V
16V
16V
1-104-850-11 TANTAL. CHIP
1-104-850-11 TANTAL. CHIP
1-104-912-11 TANTAL. CHIP
1-104-912-11 TANTAL. CHIP
6.8uF
6.8uF
3.3uF
3.3uF
20%
20%
20%
20%
10%
C907
C908
C909
C910
C911
1-107-826-11 CERAMIC CHIP 0.1uF
1-109-982-11 CERAMIC CHIP 1uF
1-107-826-11 CERAMIC CHIP 0.1uF
1-162-970-11 CERAMIC CHIP 0.01uF
10%
10%
10%
10%
20%
16V
10V
16V
25V
6.3V
C557
C558
C559
1-117-720-11 CERAMIC CHIP 4.7uF
1-117-720-11 CERAMIC CHIP 4.7uF
1-115-566-11 CERAMIC CHIP 4.7uF
10V
10V
10V
10%
1-135-259-11 TANTAL. CHIP
10uF
– 31 –
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MAIN
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
C914
C918
C919
1-126-246-11 ELECT CHIP
1-115-156-11 CERAMIC CHIP 1uF
1-115-156-11 CERAMIC CHIP 1uF
220uF
20%
4V
10V
10V
< RESISTOR >
R101
R102
R103
R104
R201
1-216-835-11 METAL CHIP
1-216-831-11 METAL CHIP
1-216-829-11 METAL CHIP
1-216-864-11 METAL CHIP
1-216-835-11 METAL CHIP
15K
6.8K
4.7K
0
5%
5%
5%
5%
5%
1/16W
1/16W
1/16W
1/16W
1/16W
< CONNECTOR >
CN501 1-573-360-21 CONNECTOR, FFC/FPC 20P
CN551 1-784-226-21 CONNECTOR, FFC/FPC 8P
CN801 1-778-154-21 CONNECTOR, FFC/FPC 6P
15K
R202
R203
R204
R301
R302
1-216-831-11 METAL CHIP
1-216-829-11 METAL CHIP
1-216-864-11 METAL CHIP
1-216-809-11 METAL CHIP
1-216-803-11 METAL CHIP
6.8K
4.7K
0
100
33
5%
5%
5%
5%
5%
1/16W
1/16W
1/16W
1/16W
1/16W
< DIODE >
D351
D352
D801
D841
D901
8-719-017-58 DIODE MA8068
8-719-045-87 DIODE MA4Z082WA-TX
8-719-052-72 LED CL-220HR-C (OPERATE)
8-719-066-17 DIODE FTZ6.8E-T148
8-719-420-51 DIODE MA729
R303
R501
R502
R503
R505
1-216-797-11 METAL CHIP
1-216-817-11 METAL CHIP
1-216-827-11 METAL CHIP
1-216-853-11 METAL CHIP
1-216-841-11 METAL CHIP
10
5%
5%
5%
5%
5%
1/16W
1/16W
1/16W
1/16W
1/16W
470
3.3K
470K
47K
D902
8-719-066-16 DIODE RB491D-T146
< FERRITE BEAD >
R506
R507
R508
R553
R554
1-216-864-11 METAL CHIP
1-216-864-11 METAL CHIP
1-216-793-11 RES,CHIP
1-216-833-11 METAL CHIP
1-216-833-11 METAL CHIP
0
0
4.7
10K
10K
5%
5%
5%
5%
5%
1/16W
1/16W
1/16W
1/16W
1/16W
FB841 1-414-228-11 INDUCTOR CHIP
FB842 1-414-228-11 INDUCTOR CHIP
< IC >
R555
R556
R601
R602
R801
1-216-809-11 METAL CHIP
1-216-853-11 METAL CHIP
1-216-833-11 METAL CHIP
1-216-809-11 METAL CHIP
1-216-845-11 METAL CHIP
100
470K
10K
100
5%
5%
5%
5%
5%
1/16W
1/16W
1/16W
1/16W
1/16W
IC301
IC302
IC501
IC551
IC552
8-759-431-56 IC BA3577FS-E2
8-759-541-32 IC AK4350-VF-E1
8-759-538-56 IC SN761054
8-759-390-25 IC MPC17A55FTA
8-759-358-40 IC TLC372CPWR
100K
R802
R803
R804
R808
R810
1-216-845-11 METAL CHIP
1-216-853-11 METAL CHIP
1-216-853-11 METAL CHIP
1-216-825-11 METAL CHIP
1-216-827-11 METAL CHIP
100K
470K
470K
2.2K
3.3K
5%
5%
5%
5%
5%
1/16W
1/16W
1/16W
1/16W
1/16W
IC601
IC603
IC801
IC801
IC802
8-759-538-55 IC uPD63731GC-9EU
8-759-527-01 IC MN41X4400TT-10L
8-759-564-20 IC RU6815MF-0004 (VERSION 3.0)
8-759-580-35 IC RU6815MF-0006 (VERSION 3.3)
8-759-449-23 IC AK93C55AV-L
R811
R812
R814
R815
R816
1-216-827-11 METAL CHIP
1-216-841-11 METAL CHIP
1-216-825-11 METAL CHIP
1-216-829-11 METAL CHIP
1-216-831-11 METAL CHIP
3.3K
47K
2.2K
4.7K
6.8K
5%
5%
5%
5%
5%
1/16W
1/16W
1/16W
1/16W
1/16W
IC901
8-759-538-57 IC MPC1830ADTBEL
< JACK >
J301
1-778-179-11 JACK (2 /REMOTE)
< COIL >
R817
R818
R819
R820
R821
1-216-835-11 METAL CHIP
1-216-839-11 METAL CHIP
1-216-853-11 METAL CHIP
1-216-845-11 METAL CHIP
1-216-857-11 METAL CHIP
15K
33K
470K
100K
1M
5%
5%
5%
5%
5%
1/16W
1/16W
1/16W
1/16W
1/16W
L301
L501
L551
L552
L553
1-414-754-11 INDUCTOR
1-414-754-11 INDUCTOR
1-412-031-11 INDUCTOR CHIP 47uH
1-412-031-11 INDUCTOR CHIP 47uH
10uH
10uH
R841
R842
R901
R902
R903
1-216-809-11 METAL CHIP
1-216-809-11 METAL CHIP
1-216-845-11 METAL CHIP
1-216-853-11 METAL CHIP
1-216-863-11 RES,CHIP
100
100
100K
470K
3.3M
5%
5%
5%
5%
5%
1/16W
1/16W
1/16W
1/16W
1/16W
1-414-400-11 INDUCTOR
22uH
L554
L555
L556
L601
L901
1-414-400-11 INDUCTOR
1-412-031-11 INDUCTOR CHIP 47uH
1-414-410-21 INDUCTOR
1-414-754-11 INDUCTOR
1-412-032-11 INDUCTOR CHIP 100uH
22uH
10uH
10uH
R904
R906
R909
R910
1-216-845-11 METAL CHIP
1-216-827-11 METAL CHIP
1-216-847-11 METAL CHIP
1-218-871-11 RES,CHIP
100K
3.3k
150K
10K
5%
5%
5%
1/16W
1/16W
1/16W
L902
L903
1-416-740-11 INDUCTOR
1-414-410-21 INDUCTOR
10uH
10uH
0.50% 1/16W
< COMPOSITION CIRCUIT BLOCK >
< TRANSISTOR >
RB551 1-233-961-11 RES, NETWORK (CHIP TYPE)1K
RB552 1-233-979-11 RES, NETWORK (CHIP TYPE)1M
RB801 1-233-977-11 RES, NETWORK (CHIP TYPE)470K
Q501
Q551
Q552
8-729-922-10 TRANSISTOR 2SA1577-QR
8-729-904-87 TRANSISTOR 2SB1197K-R
8-729-929-11 TRANSISTOR DTC143ZE-TL
– 32 –
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MAIN
Ref. No.
Part No.
Description
< SWITCH >
Remark
S301
S801
S802
S803
1-762-079-11 SWITCH, SLIDE (DIGITAL MEGABASS)
1-572-688-11 SWITCH, PUSH (1 KEY) (OPEN/CLOSE)
1-762-078-11 SWITCH, SLIDE (HOLD c)
1-762-078-11 SWITCH, SLIDE (AVLS)
< VIBRATOR >
X601
1-767-621-11 VIBRATOR, CERAMIC (16.9344MHz)
************************************************************
MISCELLANEOUS
**************
56
103
!114
M901
M902
1-475-804-11 SWITCH UNIT
1-666-784-13 FLEXIBLE (CLV) BOARD
X-4949-164-1 OPTICAL PICK-UP BLOCK ASSY
1-698-991-11 MOTOR, DC (SPINDLE)
1-698-764-21 MOTOR, SLED (SLED)
R1001 1-216-789-11 METAL CHIP
*Note :
Use R1001 only with Ver.3.0 of microprocessor (IC801).
2.2
5%
1/16W
Using R1001 with other microprocessor versions will cause operating
errors so be sure to remove it.
You can check the version with Test Mode (page 7).
************************************************************
ACCESSORIES & PACKING MATERIALS
********************************
1-475-831-11 REMOTE CONTROL UNIT (EXCEPT HK,JE)
1-475-831-42 REMOTE CONTROL UNIT (HK,JE)
!
!
1-528-580-21 BATTERY CHARGER (BC-7HT) (E,JE)
1-528-743-11 BATTERY, NICKEL HYDROGEN
1-528-865-11 BATTERY CHARGER (BC-9HY2) (AEP)
!
!
!
!
1-528-866-11 BATTERY CHARGER (BC-9HP2) (UK,HK)
1-528-867-11 BATTERY CHARGER (BC-9HG2) (AUS)
1-528-891-12 BATTERY CHARGER (BC-9HU2) (US)
1-569-007-11 ADAPTOR, CONVERSION 2P (E,JE)
1-759-628-11 CASE, BATTERY
3-008-521-01 CASE, BATTERY CHARG
3-864-524-11 MANUAL, INSTRUCTION (SPANISH, CHINESE)
(AEP,E, HK,JE)
3-864-524-21 MANUAL, INSTRUCTION (ENGLISH, FRENCH)
3-864-524-31 MANUAL, INSTRUCTION (GERMAN, DUTCH)
(MZ-E44:AEP)
3-864-524-41 MANUAL, INSTRUCTION
(ITALIAN, PORTGUESE)
(MZ-E44:AEP)
3-864-524-51 MANUAL, INSTRUCTION (SWEDISH, FINNISH)
(MZ-E44:AEP)
3-864-524-61 MANUAL, INSTRUCTION (JAPANESE,
KOREAN) (JE)
4-212-536-01 STRAP, HAND
4-972-888-01 CASE, CARRYING
8-953-304-90 HEADPHONE MDR-E805SP//K SET
(EXCEPT US)
8-953-278-90 HEADPHONE MDR-A34SP SET (US)
The components identified by mark ! or dotted
line with mark ! are critical for safety.
Replace only with part number specified.
– 33 –
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MZ-E44/E45
99A0280-1
Printed in Japan © 1999.1
Published by Quality Engineering Dept.
(Shibaura)
Sony Corporation
Personal A&V Products Company
– 34 –
9-924-929-12
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