Sony RB1G Service Manual page 324

Troubleshooting
3-3-3. Main Board Power Off Checking (for Main SP Lch & Rch)
No Checking Item
5 Check connectivity audio output path (only for BA2 and BM
board):
L4601 (near to IC side) – CN4601 Pin1
L4602 (near to IC side) – CN4601 Pin2
L4603 (near to IC side) – CN4601 Pin3
L4604 (near to IC side) – CN4601 Pin4
6 Check connectivity audio output path
(only for BKE ,BKX , BKJ, BLE, BLX and BLJ board):
L4601 (near to IC side) – CN4601 Pin4
L4602 (near to IC side) – CN4601 Pin3
L4603 (near to IC side) – CN4601 Pin2
L4604 (near to IC side) – CN4601 Pin1
OK
Must have good connection (~0 Ω)
Must have good connection (~0 Ω)
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
NG
Open circuit.
Open circuit.
Size B* Board Type
(Segment: LW)
OTHERS EUROPE
24" BLX
32" BKX/BLX BKE/BLE
42" BKX/BLX BKE/BLE
50" BLX
RB1G CHASSIS
JP
BLE BLJ
BKJ/BLJ
BKJ/BLJ
BLE -
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