Troubleshooting Procedures - Continued - TM-5-6350-264-14P-10

Troubleshooting Procedures - Continued - TM-5-6350-264-14P-10_86

Troubleshooting Procedures - Continued - TM-5-6350-264-14P-10_88

TM-5-6350-264-14P-10 Alarm Set Control Manual
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TM 5-6350-264-14&P-10 NAVELEX EE 181-AA-OMI-110/E121 C-9412 T.O. 31S9-2FSS9-1-10 Table 5-2. Troubleshooting Procedures - Continued Trouble Probable cause Corrective action 4. (Cont) e. (Cont) Al through A6 and A9 and A10. Set multimeter to ohms and connect leads to following points: J9-9 to J12/P1 pin 27, J12/P1 pin 27 to S3 terminal 1-4, S3 termi- nals 1-2 and 1-3 to J12/P1 pin 6, J12/Pl pin 6 to J2 through J6 pin 8, J9-8 to J1-8, J10-6 to J1-8, J1 through J6 pin 10 to J12/P1 pin 36, J12/P1 pin 36 to power supply TB2-3. Meter should indicate 0 ohms. j. If meter does not indicate 0 ohms at any point, inspect for broken or loose connections. Resolder any bad con- nections. k. Turn on switch S1 on power supply. De- press TRANSMITTER RESYNC switch S2. Wait about 5 minutes for system to stabilize. Turn mode switch to TEST/ RESET and then to SECURE. f. Bad LATCH/ a. Turn mode switch S3 to SECURE and en- NON-LATCH sure that no alarms are activated. Set switch or LATCH/NON-LATCH switch to NON- circuitry. LATCH. Set multimeter to ohms and connect leads to TB6, terminals S1-D and S1-DR. Meter should indicate less than 2,000 ohms. b. Disconnect and then reconnect wire on TB8-F-1. Meter should indicate more than 100,000 ohms and then return to less than 2,000 ohms 10 +2 seconds after wire is reconnected. c. If meter does not indicate more than 100,000 ohms with wire disconnected from TB8-F-1, set meter to dc volts, connect positive lead to LATCH/ NON-LATCH switch S5, terminal 8 (gray wire), and negative lead to chas- sis. 5-69

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