Sony KDL-50W7 C Series, Service Manual

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Section Title Page
1. SAFETY NOTES
1-1. Warnings and Caution………………………………………………………. 5
1-2. Caution Handling of LCD Panel ......…………….................................... 5
1-3. Caution About the Lithium Batter………………………………………….. 6
1-4. Safety Check Out ........................……………......................................... 6
1-5. Leakage Test .......................................................................................... 6
1-6. How to Find a Good Earth Ground………………………………………… 6
1-7. Lead Free Information….…………………………………………………… 7
1-8. Handling the Flexible Flat Cable (FFC)……………………………………. 7
2. SELF DIAGNOSTIC FUNCTION
2-1. Overview of Control Buttons ................................................................... 8
2-2. LED Display Control ………..................................................................... 9
2-3. LED Pattern………………........................................................................ 9
2-4. Standby LED Error Display…………………………………………………. 9
2-5. Triage Chart ............................................................................................ 10
3. TROUBLE SHOOTING
3-1. No Power…….……………………………………………………………….. 11
3-2. LED Blinking……………….………………………………………............... 18
3-3. No Sound……………………………......................................................... 30
3-4. No Picture................................................................................................. 42
3-5. Side Buttons Malfunction……………………………………………………. 66
3-6. IR Remote Commander Malfunction……………………………………… 68
3-7. Light Sensor Error…………………………………………………………. 70
3-8. Network Malfunction: Ethernet (Wired)……………………………………. 72
3-9. Wireless Network Malfunction……………………………………………. 73
3-10. Bluetooth Malfunction……………………………………………………….. 75
4
TABLE OF CONTENTS
Please refer Service Manual – Unique for below information :
-Safety Warnings
-Wire Dressing
-Circuit Board Location
-Disassembly and Exploded View.
Section Title Page
4. SERVICE ADJUSTMENTS
4-1. Accessing Service Mode ..................................................................... 76
4-2. Accessing Software Version................................................................ 76
4-3. Accessing Serial Number Edit…………………………………..……..... 77
4-4. Accessing Model Number Setting…………………………………........ 78
4-5. W/B Adjustment via Service Mode.…………………………................ 79
4-6. WB/Mura/CUC data transfer via Service Mode…………………........ 79
4-7. HDD Performance Check……………………....................................... 80
4-8. HDD Re-Register……………………………......................................... 80
4-9. Accessing Self Diagnostic Menu……………………………………….. 81
4-10. Summary of Service Control………………………………………........ 81
5. DIAGRAMS
5-1. Circuit Board Location ......................................................................... 82
5-2. Block Diagram ………………………………………...................... 83
5-3. Connector Diagram ………………………………………...................... 89