Adtran D4-U-RPM Bedienungsanleitung PDF herunterladen

SECTION 61100022L1-5

PAGE 1

FIGURE 1. ADTRAN D4 U-RPM

61100.022L1-5C

C A U T I O N

SUBJECT TO ELECTROSTATIC DAMAGE

OR DECREASE IN RELIABILITY.

HANDLING PRECAUTIONS REQUIRED.

PRACTICES

WECO is a registered trademark of AT&T Technologies

Contents

Paragraph Page

1. General ............................................................ 1

Figure 1. ADTRAN D4 U-RPM ......................................... 1

2. Installation.......................................................2

Figure 2. U-RPM Application........................................... 2

Table A. U-RPM Option Selections................................. 2

3. Connections .................................................... 2

Figure 3. Connector Pin Assignments ........................... 3

Figure 4. U-RPM Option Locations................................. 3

4. Maintenance .................................................... 3

5. Warranty And Customer Service .................. 3

MODEL U-RPM

D4-U-RPM

U-REPEATER POWERING MODULE

INSTALLATION/MAINTENANCE

1.0 GENERAL

1.01 This section provides installation and

maintenance

information for the ADTRAN U-Repeater

Powering Module (U-RPM), Part Number: 1100022L1.

Figure 1 shows the front of the unit. Figure 2 represents

a generic module application. Figure 3 shows the

connector pin assignments for the U-RPM. The unit's

part number and basic features are:

Section 61100022L1-5

Issue 3, April 1992

CLEI Code # DDRPG701_ _

Part

Equipment Number Features

U-Repeater 1100022L1 Repeater Powering for

Powering ADTRAN ISDN mid-point loop

Module repeater; Loop resistance fault

(U-RPM) indicator; Class A2 or Class A3

operation.

1.02 This practice has been reissued to reflect the

addition of a field selectable powering option in

Paragraph 2.04 and Figure 4 and the latest CLEI

designation. Issue 3 adds a new Sales telephone number.

1.03 The U-RPM is a channel plug-in used in the

ADTRAN GPC-1 or AD4-24 Shelves or the

WECO

D4 channel bank, to provide sealing current

power for the ADTRAN ISDN mid-point loop repeater.

1.04 The U-RPM provides three functions for the

ADTRAN ISDN mid-point loop repeater. These

functions are:

1. The D4-U-RPM receives -48 VDC power

from the facility power source and sends

constant 85 mA of sealing current down

the loop to power the U-Repeater.

2. A passive customer data flow is allowed

through the D4-U-RPM.

3. The D4-U-RPM monitors the line for

excessive resistance or open conditions.

1 2 3

Inhaltsverzeichnis

Seite 1 - INSTALLATION/MAINTENANCE

SECTION 61100022L1-5PAGE 1FIGURE 1. ADTRAN D4 U-RPM61100.022L1-5CC A U T I O N SUBJECT TO ELECTROSTATIC DAMAGEOR DECREASE IN RELIABILITY.HANDLING PR

Seite 2 - Class A2 ± 80 V J1 only

SECTION 61100022L1-5PAGE 2(20)(47)(1)(43)(15)(51)(24)85 mATo LTFIGURE 2. U-Repeater Powering Module ApplicationUINTERFACEMDFU-RPMCURRENTSOURCE-+REP

Seite 3 - Equipment Warranty

SECTION 61100022L1-5PAGE 3®J1 J2 J3FIGURE 4. U-Repeater Powering Module Option Locations- 48 V RETGNDT1TRR1-48 Voperation of the U-RPM.4.0 MAINTEN

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