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TM 11-5820-890-20-2
4-14
4.2.
TROUBLESHOOTING FLOWCHARTS. Continued
NOTE:
It may take up to 12 seconds before
the RT display will display •CALL".
CHART 3
NO CALL FUNCTION AT THE RCU.
(Sheet 1 of 3)
1. REPLACE RT.
2. SET THE RT AS FOLLOWS:
FCTN: REM
3. RCU IS SET AS FOLLOWS:
FCTN: ICM
COMSEC: PT
4. PRESS RCU HS PTT AND RCU CALL
KEYPAD.
5. RELEASE RCU HS PTT AND RCU CALL
KEYPAD.
6. OBSERVE RT DISPLAY, WHILE LISTENING AT
RT HS.
NO
YES
RT DISPLAY
READS
•CALL"
?
NO
YES
TONE
HEARD AT
RT HS
?
REPLACED RT IS BAD.
1
SH 2
1
SH 2
START
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