Sony KD-43X8301C Service Manual page 115
Gn1t chassis
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Also See for KD-43X8301C:
- Startup manual (2 pages) ,
- Reference manual (404 pages) ,
- Reference manual (404 pages)
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3-5-8. FOR 12V LNB Voltage Checking: @ AEP_W and JP_SKP
12V LNB Voltage Checking
Check fuse F6000
NG
Change the fuse
KD-43/49X8301C (FW-43/49X8370C), 8305C, 8307C, 8308C, 8309C
OK
Check Tuner power line
12V at JL9012 = 12V?
NG
Check harness between
B-Board and G-board
OK
Please refer G-board
troubleshooting
OK
Check P_ON_LNB signal line
at R9167 = 3.3V?
NG
Please refer DDCON
troubleshooting
NG
Harness broken
TROUBLE SHOOTING
OK
MOSFET Q9019
broken
115
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Troubleshooting
