Panasonic VDR-D220E Service Manual page 43

AUDIO
No Audio in Camera Mode
Check Connection of B51 on Main P.C.B.
OK
Check Pin 32 and 34 of B51 (AUDIO_L/R)
Pin 32 (AUDIO_R): 0.1V
Pin 34 (AUDIO_L): 0.1V
OK
Repair Bottom P.C.B.
Check Pin 2 and 4 of FP6501 (A_M_OUT_L/R).
Pin 2 (A_M_OUT_R): 1.5V
Pin 4 (A_M_OUT_L): 1.5V
OK
Replace Main P.C.B.
No Audio from Speaker (When AV Jack is normal)
Check Connection of Side R Shaft FPC (FP81)
on Main P.C.B.
OK
Check Voltage of Pin 1 and 2 of FP81 (SP+/-).
OK
Replace Side R Shaft Unit.
NG
NG
NG
NG
NG
43
Re-Insert Connector B51.
Repair Front P.C.B.
Re-Insert Side R Shaft FPC.
Replace Main P.C.B.