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ADCP-80-575 • Issue 2 • December 2006
Page 17
© 2006, ADC Telecommunications, Inc.
4. Repeat the test procedure for second fuse type, if present.
5. Repeat the test procedure for the second power bus, if present.
Figure 10. Test 3: Input Return to Fused Output Return (Type 1 Fuse)
Figure 11. Test 3: Input Return to Fused Output Return (Type 2 Fuse)
Test 4: Alarm Terminals—Connect the test probes alternately between the C and NC terminals
and the C and NO terminals on each set of alarm terminals. Verify that no continuity exists
between the C and NC terminals and that continuity exists between the C and NO terminals.
If the fuse platform fails any of the specified tests, it is defective and must not be installed.
Contact ADC (see Section 8, Customer Information and Assistance on page 30) for an RMA
(Return Material Authorization) and to reorder if replacement is required.
4 INSTALLATION
This section provides procedures for mounting the fuse platform on a rack and installing wiring.
Wiring includes input, grounding, alarm, and output wiring.
TEST 4- POWER BUS B:
VERIFY THAT CONTINUITY
EXISTS BETWEEN INPUT
AND TYPE 1 FUSED OUTPUT
RTN TERMINALS
TEST 4- POWER BUS A:
VERIFY THAT CONTINUITY
EXISTS BETWEEN INPUT
AND TYPE 1 FUSED OUTPUT
RTN TERMINALS
18874-A
TEST 5- POWER BUS B:
VERIFY THAT CONTINUITY
EXISTS BETWEEN INPUT
AND TYPE 2 FUSED OUTPUT
RTN TERMINALS
TEST 5- POWER BUS A:
VERIFY THAT CONTINUITY
EXISTS BETWEEN INPUT
AND TYPE 2 FUSED OUTPUT
RTN TERMINALS
18875-A