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Plasma Display Panel Troubleshooting - 2007
Check HDD power cable
Check HDD Signal Cable(SATA)
Check SiI3512
Power pins, Osc, PCI Bus, LED150
Check CPLD inputs
#140(CLK), #138(SOP), #137(Valid),
#139(Error),
#136(Data)
Check CPLD outputs
#78(CLK), #75(SOP), #77(Valid),
#76(Error),
#79(Data)
1
2
5
4
3
Check TPNII
LGDT1303
1. Check HDD Power cable. #1: 5V, #4:12V
2. Check HDD Signal cable (SATA)
3. Check SiI3512(IC1500) inputs: Power pins, Osc
• Check LED150 blinking
• Check PCI bus
4. Check CPLD(IC900) inputs:
5. Check CPLD(IC900) outputs:
DVR TROUBLE SHOOTING