ADTRAN D4-U-RPM user manual

Summary of the content on the page No. 1

C A U T I O N
SECTION 61100022L1-5
SUBJECT TO ELECTROSTATIC DAMAGE
Section 61100022L1-5
OR DECREASE IN RELIABILITY.
Issue 3, April 1992
HANDLING PRECAUTIONS REQUIRED.
CLEI Code # DDRPG701_ _
PRACTICES
MODEL U-RPM
D4-U-RPM
U-REPEATER POWERING MODULE
INSTALLATION/MAINTENANCE
Contents
Paragraph Page
1. General ............................................................ 1
Figure 1. ADTRAN D4 U-RPM ......................................... 1
2. Installation ......................................

Summary of the content on the page No. 2

SECTION 61100022L1-5 D4 MAIN POWER DISTRIBUTION MODULE LT FRAME (24) ISDN (20) U-RPM MDF T T1 U-REPEATER U INTERFACE TO (47) (51) CUSTOMER + 85 mA - R1 R 12,000 Ft. CURRENT 26 Gauge SOURCE -48 GND -48 RET REPEATER POWER CONVERTER To LT 12,000 ft., 26 Gauge CENTRAL OFFICE FIGURE 2. U-Repeater Powering Module Application bank in the event of unit failure. 2.0 INSTALLATION 2.05 After installing the U-Repeater System, see 2.01 After unpacking the unit, immediately inspect it ADTRAN's U-Repeater I

Summary of the content on the page No. 3

SECTION 61100022L1-5 operation of the U-RPM. GND 4.0 MAINTENANCE 4.01 The U-RPM requires no routine maintenance to operate. ADTRAN recommends that units not be repaired in the field. Repair services may be obtained by returning the defective unit to ADTRAN. 5.0 WARRANTY AND CUSTOMER SERVICE 5.01 ADTRAN will replace or repair this product within five (5) years from the date of shipment if it does not meet its published specifications or fails while in service. For detailed warranty and repair