ADCP-80-575 • Issue 2 • December 2006

3.Re-install the fuse holder (with working fuse).

4.Connect one test probe to the BATT (–) terminal on the input power terminal block.

5.Connect the other test probe to the BATT terminal on the output power terminal block.

6.Verify that continuity exists between the specified terminals.

7.Repeat the test procedure for the second fuse type, if present.

8.Repeat the test procedure for the second power bus, if present.

Note: When done, remove the working fuse from the fuse holder following completion of this test and reinstall an empty fuse holder in each fuse holder position.

TEST 2- POWER BUS B: VERIFY THAT CONTINUITY EXISTS BETWEEN INPUT AND TYPE 1 FUSED OUTPUT BATT TERMINALS

TEST 2- POWER BUS A:

VERIFY THAT CONTINUITY

EXISTS BETWEEN INPUT

AND TYPE 1 FUSED OUTPUT

BATT TERMINALS

18872-A

Figure 8. Test 2: Input Battery to Output Battery (Type 1 Fuse)

TEST 3- POWER BUS B: VERIFY THAT CONTINUITY EXISTS BETWEEN INPUT AND TYPE 2 FUSED OUTPUT BATT TERMINALS

TEST 3- POWER BUS A: VERIFY THAT CONTINUITY EXISTS BETWEEN INPUT AND TYPE 2 FUSED OUTPUT BATT TERMINALS

18873-A

Figure 9. Test 2: Input Battery to Output Battery (Type 2 Fuse)

Test 3: Input Return to Output Return—Do the following test for each input power position and fuse type (refer to Figure 10 and Figure 11).

1.Connect one test probe to the input power RTN (+) terminal

2.Connect the other test probe to the RTN terminal on the output power terminal block.

3.Verify that continuity exists between the specified terminals.

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© 2006, ADC Telecommunications, Inc.