12-24. TROUBLESHOOTING FLOWCHARTS. Continued
RCU power supply is shorted.
Speaker system is shorted.
Fails turn-on initialization.
Alarm tone is not heard.
HUB LOW is lit.
Display does not dim properly.
No ERROR is displayed in ICM, CT.
No C is displayed in TST.
No RCV SIG or HUB LOW and 88888 are displayed in TST.
No OPEN is displayed in TST.
No PT is displayed.
No 30000 is displayed with RT in REM.
Handset is not silent in ICM.
No ICM alarm is at RCU.
No ICM alarm is at RCU with SPKR
No ICM alarm is at RT.
Will not transmit voice in ICM.
VOL does not operate correctly.
No "FILLC" or "FILLn" is displayed.
Keyboard does not operate correctly.
N o " - - - - -" is displayed when CLR is pressed in LD.
Will not clear COMSEC alarm to constant tone.
No audio is at AUD/DATA connector.
WiII not load COMSEC variable.