KLV-32V400A, KLV-32V400B - Sony TV Service Manual (repair manual). Page 3

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1-1. Caution Handling of LCD Panel ..................................... 3
1-2. Safety Check Out ............................................................. 3
1-3. Leakage Test .................................................................... 3
1-4. WARNING ! .................................................................... 3
1-5. LED Free Information ..................................................... 4

2-1. Overview of Control Buttons .......................................... 5
2-2. LED Display Specification .............................................. 5
2-3. LED Display Control ....................................................... 5
2-4. LED Pattern ..................................................................... 5
2-5. Standby LED Error Displays .......................................... 6

3-1. Rear Cover Removal ........................................................ 7
3-2. Stand Assy Removal ........................................................ 7
3-3. Switch Unit Removal ...................................................... 8
3-4. GP Board and G1 Bracket Removal ............................... 9
3-5. BG1 Board & Bracket Removal .................................... 10
3-6. Vesa Frame Removal ..................................................... 11
3-7. H4, H3E Board and Speaker Bracket Removal ............ 12
3-8. LCD Panel and Bezel Assy Removal ............................ 13

4-1-1. Wire dressing overview for Non-CISPR model ........ 14
4-1-2. Wire dressing overview for CISPR model ................ 14
4-1-3. Dress LVDS cable with Sheet Core C (2X)

as shown ..................................................................... 14

4-1-4. i) Dress LVDS cable with Sheet Core C &

Shield Tape as shown

ii) Screw LVDS cable's clamp on main bracket

as shown ................................................................ 14

4-1-5. Dress Connector Assy 13P at G1 bracket's hook ...... 15
4-1-6. Dress Connector Assy 14P + 20P at G1

bracket's hook(5X) ..................................................... 15

4-1-7. Dress Connector Assy 14P + 20P with slide

clamp(2X) .................................................................. 15

4-1-8. Dress Connector Assy 14P + 20P on top of

Connector Assy 13P ................................................... 15

4-1-9. Dress Connector Assy 14P + 20P & Speaker wire

with sheet core C(2X) ................................................ 15

4-1-10.i) Dress Speaker wire and Connector assy 14P + 20P

with Sheet Core C & Slide clamp

ii) Dress Speaker Wire with LCD tape ...................... 15

4-1-11.Dress Speaker Wire(L) with LCD tape(2X) ............. 16
4-1-12.Dress Connector Assy 14P + 20P with LCD tape .... 16
4-1-13.Install AC Cord Holder on AC Power Cord .............. 16
4-1-14.Install AC Cord Holder on AC Power Cord .............. 16
4-1-15.i) Screw Connector Assy 1P on BG1 Main Bracket

ii) Put Connector Assy 1P underneath

Speaker Wire ......................................................... 17

5-1. Accessing Diagnostic Menu .......................................... 18
5-2. Aging ............................................................................ 18
5-3. Accessing Service Menu ............................................... 18
5-4. Resetting the User Menu- Factory Reset ...................... 19
5-5. White Balance Adjustment ............................................ 19
5-6. Board and Panel Replacement ...................................... 20

6-1. Block Diagram ............................................................... 21
6-2. Circuit Board Location .................................................. 21
6-3. Schematic Diagram ....................................................... 22
6-4. Printed Wiring Boards ................................................... 22
6-5. Semiconductor ............................................................... 22

7-1. Rear Cabinet and Stand Assy ........................................ 23
7-2. Frame and Cover ........................................................... 24
7-3. Chassis-1 ........................................................................ 25
7-4. Chassis-2 ........................................................................ 26
7-5. H3E & H4 Boards and Speaker .................................... 27
7-6. Bezel Assy and LCD Panel ........................................... 28

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