RSM CANNOT COMMUNICATE WITH PMC

TM 5-6350-275-24&P

Table 3-2. Primary Monitor Console DS Maintenance Troubleshooting - Continued

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

13. RSM CANNOT COMMUNICATE WITH PMC

Step 1. Check the power indictor light on the front panel assembly of the RSM. The lamp should be

on.

If power on lamp is off:

Check the ON/OFF switch is in the proper position.

If OFF, return the switch to the ON position.

Check the 3 Amp fuse inside the ON/OFF switch.

If blown, replace with like fuse ONLY. (AGC3)

Check that 120VAC is present at outlet.

If voltage is not present or is not proper contact supervisor.

If voltage is present replace RSM. (Para. 3-34)

Step 2. Check that there is a display on the front panel assembly of the modem.

If there is no display:

Check the ON/OFF switch is in the proper position.

If OFF, return the switch to the ON position.

Check the 3/16 Amp fuse.

If blown, replace with like fuse ONLY. (MDL3/16)

Check that 120VAC is present at outlet.

If voltage is not present or is not proper contact supervisor.

If voltage is present replace modem. (Para. 3-35)

Step 3. Check the modem set-up parameters on both the RSM and the PMC. (Ref. Appendix E, E-56)

If parameters are wrong, correct.

Step 4. Troubleshoot B-39 Processor at both the RSM and the PMC. (Table 3-2, 4)

Step 5. Verify phone lines connecting the RSM and the PMC.

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