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PDP TV Service Manual
Hisense confidential
2
Contents
Contents……………………………………………………........ -2-
Service Manual…………………………………………………. -2-
1. Product Safety Servicing Guidelines……………………. -3-
1-1 Safety precautions………………………………………-3-
1-2 Product Safety notice…………………………………..-3-
2. Product Function Specifications…………………………..-4-
2-1 PDH4239EU product function…………………………...-4-
2-2 PDH4239EU specifications………………………………-4-
3. PDP panel spec……………………………………………...-7-
3-1 General description……………………………………..-7-
3-2 Panel block diagram……………………………………-8-
3-3 Power (PSU) description……………………………… -8-
3-4 Power block diagram…………………………………...-9-
4. Block Diagram……………………………………………..-10-
4-1 unite sketch map………………………………………-10-
4-2 Video processing diagram…………………………...-14-
4-3 Audio processing diagram…………………………..-15-
5. Service Mode and Adjustment………………………….. .-15-
5-1 Service mode…………………………………………...-15-
6. Software updating…………………………………………..-20-
6-1 PDH4239EU software updating……………………….-20-
7. PDH4239EU Explode View and Bom………………………-21-
7-1 Spare Parts List………………………………………..-21-
9. Troubleshooting……………………………………………..-22-
10. Stand installing…………………………………………… -24-
11. PDP Wall-mounting Bracket Installation Guide…………..-25-
12. Circuit Diagram…………………………………………….-28-