ADTRAN Power Supply D4PBCU0 User Manual

Section 61150052L1-5  
Issue 1, July 1995  
CLEI Code # D4PBCU0_ _ _  
C A U T I O N !  
PRACTICES  
SUBJECT TO ELECTROSTATIC DAMAGE  
OR DECREASE IN RELIABILITY.  
HANDLING PRECAUTIONS REQUIRED.  
MODEL ACT PSU  
ADVANCED COMMUNICATIONS TERMINAL  
POWER SUPPLY UNIT  
INSTALLATION/MAINTENANCE  
CONTENTS  
1. GENERAL .....................................................................1  
2. INSTALLATION ............................................................1  
3. CONNECTIONS ............................................................2  
4. FACEPLATE INDICATORS .........................................2  
5. MAINTENANCE ............................................................2  
6. WARRANTY AND CUSTOMER SERVICE ..................2  
FIGURES  
Figure 1. ADTRAN ACT PSU ...........................................1  
Figure 2. Connector Pin Assignments...........................2  
TABLES  
Table A. Basic Features .................................................1  
Table B. ACT PSU Specifications..................................2  
Table C. Faceplate Indicators ........................................2  
Figure 1. ADTRAN ACT PSU  
2.  
INSTALLATION  
2.1  
Inspecttheunitforshipping damageimmediately  
after unpacking it. If damage is discovered, file a claim  
immediately with the carrier; then contact ADTRAN  
Customer Service (see subsection 6.2).  
1.  
GENERAL  
1.1  
This practice provides installation and mainte-  
2.2  
The ACT PSU plugs directly into the common  
nance information for the ADTRAN Advanced  
CommunicationsTerminalPowerSupplyUnit(ACTPSU).  
Figure 1 is a drawing of the unit. A detailed product  
description and specifications can be found in the  
ADTRAN ACT PSU Description Practice, Section  
61150052L1-2. The part number and basic features for  
the unit are provided in Table A. The specifications for  
the ACT PSU are shown in Table B.  
card area in the positions marked POWER SUPPLY A or  
POWER SUPPLY B. To install the ACT PSU, grasp the  
unit by the faceplate and push it firmly into the backplane  
connectoruntiltheunitisseated. Locktheunitinposition  
using the two faceplate screws.  
2.3  
There are no adjustments or options for the ACT  
PSU.  
Table A. Basic Features  
1.2  
Revisions to this practice will be summarized in  
Unit  
ACT PSU  
Part No.  
Features  
this paragraph.  
1150052L1 Fuses incoming -48 V and 20 Hz  
ringing voltage.  
1.3  
The ADTRAN ACT PSU is a common module  
plug-in used in the ACT 2300, 1900, and 1950 channel  
banks. The unit converts the -48 VDC input to +5 VDC,  
+12 VDC, and -12 VDC output voltage levels to be used  
by other common equipment and channel units. The unit  
is also designed to operate in a parallel, redundant  
fashion for increased system reliability.  
Converts -48 VDC to regulated +5  
VDC, +12 VDC, and -12 VDC.  
Outputs individually diode  
isolated to allow redundant  
operation.  
Front panel test points for all  
voltages.  
Front panel indicators showing  
the status of the unit.  
Filters -48 V to provide -48 F for  
the rest of the system.  
61150.052L1-5A  
Page 1  
Download from Www.Somanuals.com. All Manuals Search And Download.  

3Com TV Receiver 5101M MGT User Manual
4XEM Gas Grill C86 User Manual
ADC Switch DSX 3 User Manual
Akai Clock Radio AR321S User Manual
Alto Shaam Oven 2800 RTM User Manual
American Audio Musical Instrument XDM 3633 User Manual
American Standard Outdoor Shower 1371 SERIES User Manual
ATO Speaker System SCM20ASL PRO User Manual
Bang Olufsen CRT Television 41086 User Manual
BC Speakers Speaker 12HPL64 User Manual