Panasonic PV-DAC10, Service Manual

Page: 147 / 195

6-21
Check signal at Pin 7 of IC303 on
Main C.B.A. Check signal at Pin 7 of IC602 on
Main C.B.A.
OK
Replace IC302 on Main C.B.A.
OK
Pin 7 of IC303
on Main C.B.A.
NG Check IC301 serial data and power
line.
NG
Check voltage at Pin 5 and 9 of
IC303 on Main C.B.A.
Pin 5:
Pin 9: +2.7V
+1.0V
Check signal at Pin 73 80, 83 90
of IC303 on Main C.B.A. Check IC3001 on Main C.B.A.
Replace IC303 on Main C.B.A.
OK
Replace IC303 on Main C.B.A. NG
Check Lens Unit, IC703, and
surrounding parts on Main C.B.A. NG
NG Check IC301 and power line on
Main C.B.A.
Check signal at Pin 27 and 28 of
IC601 on Main C.B.A.
Can read IC301 and IC303 data
using PC-EVR software ?
OK OK
NG
Check Q602, R608, R609, R610,
C607, C610 and surrounding parts
on Main C.B.A.
Check signal at Pin 2 of IC601 on
Main C.B.A.
OK
OK
Check Q601, R605, R606, R607,
C616, L601 and surrounding parts
on Main C.B.A.
OK
NG Replace IC601 on Main C.B.A.
6. No Camera Recording
Pin 7 of IC602
on Main C.B.A. Pin 27, 28 of IC601
on Main C.B.A. Pin 2 of IC601
on Main C.B.A.
Check IC304, IC309, IC311 on Main
C.B.A. OK
NG
Replace if necessary.
NG