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TM 11-6625-2885-30/NAVAIR 16-35TS3614-2
POWER SUPPLY TROUBLESHOOTING (Continued)
c.
Procedure.
+5V LOGIC +4.75 to +5.25 V
Step 4
+15V
+14.25 to +15.75 V
Step 3
-15V
Step 3
-14.25 to -15.75 V
Step 2
to -67.0 V
2.
-65 V. On FLTS, set
ON/PWR switch (2) to
PWR (off position).
Disconnect Cable W2
from 1A2J2 and use
a jumper wire to
ground pin J of J2
video assembly. On
FLTS, set ON/PWR
switch to ON. Observe
DMM.
If DMM indicates correct
voltage, check cable
W2. (See para 3-27. )
If cable is good,
replace Transmitter 1A1.
If voltage is missing,
replace -65 V dc Power
Supply 1A2PS3 and go
3-40
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