Table Of Contents - Sony FWD-40LX1 Service Manual

1. Service Overview
1-1. Appearance Figure .......................................................... 1-1
1-2. Board Location ............................................................... 1-1
1-3. Removing/Reinstalling the Cabinet ................................ 1-2
1-3-1. Cabinet Assembly ................................................. 1-2
1-3-2. Bezel Assembly ..................................................... 1-3
1-4. Replacing the Board ....................................................... 1-4
1-4-1. D3 Board/V1 Board/JT1 Board ............................. 1-5
1-4-2. S Board/FA1 Board ............................................... 1-6
1-4-3. G3 Board ............................................................... 1-7
1-4-4. K1 Board ............................................................... 1-8
1-4-5. F1 Board ................................................................ 1-8
1-4-6. H1 Board ............................................................... 1-9
1-4-7. H2 Board ............................................................... 1-9
1-4-8. H3 Board ............................................................. 1-10
1-4-9. SP Board .............................................................. 1-10
1-4-10. U1 Board ............................................................. 1-11
1-5. Replacing the Main Parts .............................................. 1-12
1-5-1. DC Fan ................................................................ 1-12
1-5-2. Lithium Battery ................................................... 1-13
1-5-3. LCD Module ....................................................... 1-14
1-6. Service Position ............................................................ 1-15
1-6-1. Service Position of D3 Board/FA1 Board/G3 Board/
F1 Board/K1 Board/V1 Board/JT1 Board ............ 1-15
1-7. Packing of the LCD Module ......................................... 1-16
1-8. Replacing the Battery ................................................... 1-17
1-9. Performance and Specifications of This Unit ............... 1-17
1-10. Unleaded Solder ............................................................ 1-17
1-11. Warning on Power Connection ..................................... 1-18
2. Electrical Alignment
2-1. Required Equipment ....................................................... 2-1
2-2. Electric Adjustment in Service Mode ............................. 2-1
2-2-1. Service Mode ......................................................... 2-1
2-2-2. Picture Mode ......................................................... 2-1
2-2-3. Adjust Picture (Picture quality adjustment) .......... 2-2
2-2-4. Adjust Sound (Sound quality adjustment) ............ 2-2
2-2-5. Vivid/Standard Save .............................................. 2-2
2-2-6. White Balance Adjustment .................................... 2-2
2-2-7. AD Calibration Adjustment .................................. 2-3
2-2-8. Factory Reset ....................................................... 2-17
2-2-9. Option Switch ...................................................... 2-17
FWD-40LX1

Table of Contents

3. Circuit Description
3-1. Outline ............................................................................ 3-1
3-2. D3 Board ......................................................................... 3-2
3-3. V1 Board ......................................................................... 3-4
3-4. H1 Board ......................................................................... 3-5
3-5. H2 Board ......................................................................... 3-5
3-6. H3 Board ......................................................................... 3-5
3-7. K1 Board ......................................................................... 3-5
3-8. SP Board ......................................................................... 3-5
3-9. S Board ........................................................................... 3-5
3-10. FA1 Board ...................................................................... 3-6
3-11. JT1 Board ........................................................................ 3-6
3-12. F1 Board ......................................................................... 3-6
3-13. G3 Board ......................................................................... 3-6
4. Troubleshooting
4-1. Judgment When No Image is Displayed ........................ 4-1
4-2. Self-Diagnosis Function ................................................. 4-1
5. Semiconductor Pin Assignments
6. Spare Parts
6-1. Notes on Repair Parts ..................................................... 6-1
6-2. Exploded Views .............................................................. 6-2
6-3. Electrical Parts List ......................................................... 6-7
6-4. Packing Materials & Supplied Accessories .................. 6-38
6-5. SS-SP40FW .................................................................. 6-38
6-6. SU-42FW ...................................................................... 6-38
7. Block Diagrams
Overall ............................................................................ 7-1
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