Optimus Cassette Player CTR 106 User Manual

14-1111.fm Page 1 Thursday, July 1, 1999 12:55 PM  
Cat. No. 14-1111  
OWNER’S MANUAL  
Please read before using this equipment.  
CTR-106  
Voice-Activated  
Cassette Tape Recorder  
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Automatic Level Control (ALC) Circuit — automatically  
adjusts to the proper recording level.  
Auto Stop — during playback and recording, stops the  
recorder and releases the tape mechanism when the  
tape reaches the end, to save battery power and protect  
your cassette tape.  
Three-Way Power — lets you operate your cassette re-  
corder using internal batteries, an AC outlet (using an op-  
tional adapter), or your vehicle’s cigarette-lighter socket  
(using an optional adapter).  
Earphone — lets you listen without disturbing others.  
You can also use the earphone to monitor a recording  
and check the microphone’s sensitivity.  
Built-In Speaker — lets you listen to your recorder with-  
out an earphone.  
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CONTENTS  
Preparation .................................................................. 5  
Powering the Recorder ........................................... 5  
Using Internal Battery Power ........................... 5  
Using AC Power ............................................... 7  
Using DC Power .............................................. 9  
Using the Earphone .............................................. 11  
Listening Safely .............................................. 12  
Traffic Safety .................................................. 12  
Operation ................................................................... 13  
Loading a Cassette Tape ...................................... 13  
Playing a Tape ...................................................... 14  
Using Fast-F and Rewind ..................................... 15  
Using the Tape Counter ........................................ 15  
Recording ............................................................. 16  
Using Voice Activation (VOX) ........................ 16  
Manual Recording .......................................... 17  
Tape Tips .............................................................. 18  
Restoring Tape Tension and Sound Quality ... 18  
Preventing Accidental Erasure ....................... 18  
Erasing a Cassette Tape ................................ 19  
Maintenance .............................................................. 20  
Cleaning the Tape-Handling Parts ........................ 21  
Specifications ............................................................ 23  
4
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PREPARATION  
POWERING THE RECORDER  
For portable use, you can power the recorder from inter-  
nal batteries. You can also power it from a standard AC  
outlet or your vehicle’s cigarette-lighter socket.  
Using Internal Battery Power  
The recorder uses two AA batteries. For the best results,  
we recommend alkaline batteries, such as RadioShack  
Cat. No. 23-552. Or, you can use rechargeable nickel-  
cadmium batteries, such as Cat. No. 23-125, with a bat-  
tery charger (Cat. No. 23-133).  
Cautions:  
• Use only fresh batteries of the recommended size  
and type.  
• Do not mix old and new batteries, different types of  
batteries (standard, alkaline, or rechargeable), or  
rechargeable batteries of different capacities.  
5
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Follow these steps to install batteries.  
Illust.  
1. Slide the battery compartment cover in the direction  
shown by the arrow on the cover.  
2. Install two AA batteries as indicated by the polarity  
symbols (+ and –) marked on the back of the  
recorder.  
3. Replace the cover.  
Cautions:  
• If you do not plan to use the recorder for a week or  
more, or you plan to use only another power source,  
remove the batteries.  
• Always dispose of old batteries promptly and prop-  
erly.  
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Important: Your recorder is capable of using recharge-  
able nickel-cadmium batteries. At the end of the batteries’  
useful life, they must be recycled or disposed of properly.  
Contact your local, county, or state hazardous waste  
management authorities for information on recycling or  
disposal programs in your area. Some options that might  
be available are: municipal curbside collection, drop-off  
boxes at retailers, recycling collection centers, and mail-  
back programs.  
Using AC Power  
To power the recorder from an AC outlet, you need an  
AC adapter (not supplied), such as Cat. No. 273-1654.  
Cautions:  
• You must use an adapter that supplies 3 volts and  
delivers at least 300 milliamps. Its center tip must be  
set to negative, and it must have a plug that properly  
fits the CTR-106’s DC 3V jack. The recommended  
adapter meets these specifications. Using an adapter  
that does not meet these specifications could dam-  
age the CTR-106 or the adapter.  
• Connecting an AC adapter automatically disconnects  
internal batteries.  
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• Always plug the adapter into the recorder before you  
plug it into the AC outlet. Always unplug the adapter  
from the AC outlet before you unplug it from the  
recorder.  
Illust.  
1. Set the adapter’s voltage switch to 3V.  
2. Attach the 3.4 mm outer diameter/1.3 mm inner  
diameter barrel plug to the AC adapter’s cord with the  
tip set to negative (–).  
3. Insert the plug into the recorder’s DC 3V jack.  
4. Plug the adapter into a standard AC outlet.  
8
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Using DC Power  
To power the recorder from your vehicle’s cigarette-lighter  
socket, you need a DC adapter (not supplied), such as  
Cat. No. 270-1560.  
Cautions:  
• You must use an adapter that supplies 3 volts and  
delivers at least 300 milliamps. Its center tip must be  
set to negative, and it must have a plug that properly  
fits the CTR-106’s DC 3V jack. The recommended  
adapter meets these specifications. Using an adapter  
that does not meet these specifications could dam-  
age the CTR-106 or the adapter.  
• Connecting a DC adapter automatically disconnects  
internal batteries.  
• Always plug the adapter into the recorder before you  
plug it into the cigarette-lighter socket. Always unplug  
the adapter from the cigarette-lighter socket before  
you unplug it from the recorder.  
9
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Follow these steps to power the recorder from your vehi-  
cle’s cigarette-lighter socket.  
Illust.  
1. Set the adapter’s voltage switch to 3V.  
2. Attach the 3.4 mm outer diameter/1.3 mm inner  
diameter barrel plug to the DC adapter’s cord with  
the tip set to negative (–).  
3. Insert the plug into the recorder’s DC 3V jack.  
4. Plug the adapter into the vehicle’s cigarette-lighter  
socket.  
If the recorder does not operate properly when  
Note:  
powered from your vehicle’s battery, unplug the adapter  
from the cigarette-lighter socket and clean the socket to  
remove any ashes or other debris.  
10  
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USING THE EARPHONE  
You can use the earphone for private listening. You can  
also monitor a recording and check the microphone’s  
sensitivity (see “Using Voice Activation (VOX)” on  
Page 16).  
1
EAR  
Insert the earphone’s /8-inch plug into the  
jack.  
Illust.  
Note: Connecting the earphone disconnects the record-  
er’s built-in speaker.  
11  
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Listening Safely  
To protect your hearing, follow these guidelines when  
you use an earphone.  
• Do not listen at extremely high volume levels.  
Extended high-volume listening can lead to perma-  
nent hearing loss.  
• Set the volume to its lowest level before you begin  
listening. After you put on the earphone, adjust the  
volume to a comfortable listening level.  
• Do not increase the volume once you have estab-  
lished a comfortable listening level. Over time, your  
ears adapt to the volume level, so a volume level that  
does not cause discomfort might still damage your  
hearing.  
Traffic Safety  
Do not wear an earphone while operating a motor vehicle  
or riding a bicycle. This can cause a traffic hazard and  
could be illegal in some areas.  
Even though some earphones let you hear outside  
sounds when listening at normal volume levels, they still  
can present a traffic hazard.  
12  
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OPERATION  
LOADING A CASSETTE TAPE  
1. Take up any slack in the cassette tape by turning the  
hub with a pencil to prevent the tape from becoming  
tangled in the tape mechanism. Do not touch the  
tape.  
Illust.  
2. Open the cassette compartment door by lifting it at  
the notch. Insert a cassette tape into the door guides  
so the cassette’s open edge faces out, the side you  
want to play or record on faces the compartment win-  
dow, and the full reel is to the left.  
Illust.  
3. Close the cassette compartment door.  
13  
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PLAYING A TAPE  
1. Load a cassette.  
PLAY  
2. Press  
.
Illust.  
VOLUME  
3. Adjust  
to the desired level.  
Illust.  
STOP  
4. To stop the tape, press  
or let the tape auto-  
matically stop when it reaches the end.  
14  
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USING FAST-F AND REWIND  
FAST-F  
To rapidly advance or rewind the tape, press  
REWIND  
or  
. The button locks, and the tape fast-for-  
STOP  
wards or rewinds to the end or until you press  
.
STOP  
When the tape reaches the end, press  
to re-  
lease the button and the tape-handling parts.  
Illust.  
USING THE TAPE COUNTER  
The tape counter shows you the tape’s current playing  
position, making it easier to locate a particular segment.  
Before you play a tape, press the reset button to reset the  
counter to 000. As the tape plays, note the position you  
want to return to later.  
Illust.  
15  
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RECORDING  
Notes:  
• We recommend you use normal bias (Type I) cas-  
sette tapes, such as RadioShack LN and XR tape.  
• We recommend regular length (60- or 90-minute)  
cassette tapes. We do not recommend long-play cas-  
sette tapes, such as C-120s, because they are thin  
and can easily tangle.  
• The ALC (automatic level control) circuit automati-  
VOLUME  
cally sets the recording level.  
has no effect.  
RECORD  
Caution: Never try to force down  
after you  
remove an erase protection tab (see “Preventing Acci-  
dental Erasure” on Page 18). You might damage the re-  
corder.  
Using Voice Activation (VOX)  
1. Load a blank cassette (or one you want to record  
over) into the tape compartment.  
VOICE ACTIVATION  
IN  
2. Set  
to  
.
Illust.  
16  
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3. Press RECORD. Recording begins when the voice-  
activation mechanism detects a sound.  
Illust.  
4. To cause soft sound levels to activate recording,  
rotate VOLUME/VOX SENS toward MAX. To automati-  
cally record only louder sounds, rotate VOLUME/VOX  
SENS toward MIN. (This does not change the volume  
of the recording.)  
The RECORD BATTERY indicator lights during  
recording. The louder the sound, the brighter the indi-  
cator glows.  
Manual Recording  
Set VOICE ACTIVATION to OUT, then press  
RECORD to  
record continuously. For the best quality recordings,  
place the recorder 1 to 5 feet from the sound source.  
Recording automatically stops when the recorder  
reaches the end of the tape side. To manually stop  
recording, press  
STOP.  
17  
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TAPE TIPS  
Restoring Tape Tension and Sound Quality  
After you play a cassette tape several times, the tape  
might become tightly wound on the reels. This can cause  
playback sound quality to deteriorate.  
To restore the sound quality, fast-forward the tape from  
the beginning to the end of one side, then completely re-  
wind it. Then loosen the tape reels by gently tapping each  
side of the cassette’s outer shell on a flat surface.  
Caution: Be careful not to damage the cassette when  
tapping it. Do not touch the exposed tape or allow any  
sharp objects near the cassette.  
Preventing Accidental Erasure  
Cassette tapes have two erase-  
protection tabs — one for each  
side. When a tab is in place, you  
can record on that side. To pro-  
tect a recording from being acci-  
dentally recorded over or  
erased, use a screwdriver to re-  
move one or both of the cassette  
tape’s erase-protection tabs.  
Illust.  
18  
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If you later decide to record on a tape side after you have  
removed the erase-protection tab, place a piece of strong  
plastic tape over that side’s erase-protection hole. Be  
sure you cover only the hole originally covered by the  
erase-protection tab.  
Illust.  
Caution: Removing the erase-protection tabs does not  
prevent a bulk eraser from erasing a cassette tape.  
Erasing a Cassette Tape  
To record over a cassette tape, simply record as usual.  
The cassette deck records over the previous recording.  
You can quickly erase both sides of a cassette tape using  
a bulk tape eraser, such as Cat. No. 44-232.  
19  
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MAINTENANCE  
Your CTR-106 Voice-Activated Cassette Tape Recorder  
is an example of superior design and craftsmanship. The  
following suggestions will help you care for your recorder  
so you can enjoy it for years.  
Keep the recorder dry. If it gets wet, wipe it  
dry immediately. Liquids might contain  
minerals that can corrode the electronic cir-  
cuits.  
Use and store the recorder only in normal  
temperature environments. Temperature  
extremes can shorten the life of electronic  
devices and distort or melt plastic parts.  
Keep the recorder away from dust and dirt,  
which can cause premature wear of parts.  
Handle the recorder gently and carefully.  
Dropping it can damage circuit boards and  
cases and can cause the recorder to work  
improperly.  
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Use only fresh batteries of the required  
size and type. Batteries can leak chemicals  
that damage your recorder’s electronic  
parts.  
Wipe the recorder with a damp cloth occa-  
sionally to keep it looking new. Do not use  
harsh chemicals, cleaning solvents, or  
strong detergents to clean the recorder.  
Modifying or tampering with the recorder’s internal parts  
can cause a malfunction and might invalidate your re-  
corder’s warranty. If your recorder is not operating as it  
should, take it to your local RadioShack store for assis-  
tance.  
CLEANING THE TAPE-HANDLING  
PARTS  
Dirt, dust, or particles of the tape’s coating can accumu-  
late on the tape heads and other parts that the tape  
touches. This can greatly reduce the performance of the  
cassette player. To prevent noise and poor high-frequen-  
cy response, clean the cassette player’s tape-handling  
parts after about 20 hours of use. Your local RadioShack  
store sells cassette deck head-cleaning kits.  
21  
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1. Disconnect all power sources.  
2. Open the cassette compartment door.  
3. Hold down the erase protection tab sensor, then  
press RECORD to expose the tape-handling parts.  
4. Use a cotton swab dipped in denatured alcohol or  
tape head-cleaning solution to clean the record/play  
head, pinch roller, capstan, erase head, and tape  
guides.  
Illust.  
5. When you finish cleaning, press STOP and close the  
compartment. Then reconnect power.  
22  
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SPECIFICATIONS  
Tape System.................... 2 Track, Monophonic Cassette  
(For use with normal bias tape (Type I) only)  
Tape Speed.....................................17/8 ips (4.75 cm/sec)  
Wow and Flutter....................................... 0.35% (WRMS)  
Signal-to-Noise Ratio...............................................42 dB  
Erase System ....................................................... Magnet  
Record System .................................................... AC Bias  
Power Requirements:  
DC ......................Two AA Batteries (Cat. No. 23-552)  
or 12 Volts from a Vehicle’s Cigarette-Lighter  
Socket with DC Auto Adapter,  
3 Volt DC Output (Cat. No. 270-1560)  
AC ................................... 120 Volts with AC Adapter,  
3 Volt DC Output (Cat. No. 273-1654)  
Size (HWD).................................51/16 × 31/2 × 11/4 Inches  
(128 × 89 × 32 mm)  
Weight..................................................................... 7.1 oz  
(201 g)  
Specifications are typical; individual units might vary.  
Specifications are subject to change and improvement  
without notice.  
23  
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Limited Ninety-Day Warranty  
This product is warranted by RadioShack against manufacturing defects in material and  
workmanship under normal use for ninety (90) days from the date of purchase from Ra-  
dioShack company-owned stores and authorized RadioShack franchisees and dealers.  
EXCEPT AS PROVIDED HEREIN, RadioShack MAKES NO EXPRESS WARRANTIES  
AND ANY IMPLIED WARRANTIES, INCLUDING THOSE OF MERCHANTABILITY  
AND FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED IN DURATION TO  
THE DURATION OF THE WRITTEN LIMITED WARRANTIES CONTAINED HEREIN.  
EXCEPT AS PROVIDED HEREIN, RadioShack SHALL HAVE NO LIABILITY OR RE-  
SPONSIBILITY TO CUSTOMER OR ANY OTHER PERSON OR ENTITY WITH RE-  
SPECT TO ANY LIABILITY, LOSS OR DAMAGE CAUSED DIRECTLY OR  
INDIRECTLY BY USE OR PERFORMANCE OF THE PRODUCT OR ARISING OUT  
OF ANY BREACH OF THIS WARRANTY, INCLUDING, BUT NOT LIMITED TO, ANY  
DAMAGES RESULTING FROM INCONVENIENCE, LOSS OF TIME, DATA, PROP-  
ERTY, REVENUE, OR PROFIT OR ANY INDIRECT, SPECIAL, INCIDENTAL, OR  
CONSEQUENTIAL DAMAGES, EVEN IF RadioShack HAS BEEN ADVISED OF THE  
POSSIBILITY OF SUCH DAMAGES.  
Some states do not allow the limitations on how long an implied warranty lasts or the  
exclusion of incidental or consequential damages, so the above limitations or exclu-  
sions may not apply to you.  
In the event of a product defect during the warranty period, take the product and the  
RadioShack sales receipt as proof of purchase date to any RadioShack store. Ra-  
dioShack will, at its option, unless otherwise provided by law: (a) correct the defect by  
product repair without charge for parts and labor; (b) replace the product with one of the  
same or similar design; or (c) refund the purchase price. All replaced parts and prod-  
ucts, and products on which a refund is made, become the property of RadioShack.  
New or reconditioned parts and products may be used in the performance of warranty  
service. Repaired or replaced parts and products are warranted for the remainder of the  
original warranty period. You will be charged for repair or replacement of the product  
made after the expiration of the warranty period.  
This warranty does not cover: (a) damage or failure caused by or attributable to acts of  
God, abuse, accident, misuse, improper or abnormal usage, failure to follow instruc-  
tions, improper installation or maintenance, alteration, lightning or other incidence of ex-  
cess voltage or current; (b) any repairs other than those provided by a RadioShack  
Authorized Service Facility; (c) consumables such as fuses or batteries; (d) cosmetic  
damage; (e) transportation, shipping or insurance costs; or (f) costs of product removal,  
installation, set-up service adjustment or reinstallation.  
This warranty gives you specific legal rights, and you may also have other rights which  
vary from state to state.  
RadioShack Customer Relations, Dept. W,  
100 Throckmorton St., Suite 600, Fort Worth, TX 76102  
We Service What We Sell  
3/97  
RadioShack  
A Division of Tandy Corporation  
Fort Worth, Texas 76102  
6A7  
Printed in Hong Kong  
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