Read Sony KDL-42W850A / KDL-47W850A / KDL-55W850A Service Manual online
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE MANUAL (COMMON)
SERVICE MANUAL (COMMON)
RB1G
CHASSIS
Segment: MD
Version
Date
Subject
1
7/2013
1
st
Issue.
LCD TV
LCD TV
9-888-139-01
F
SM U i
l
f
For SM - Unique , please refer :
9-888-139-P1 ( Pan Asia )
SERVICE MANUAL (COMMON)
SERVICE MANUAL (COMMON)
RB1G
CHASSIS
Segment: MD
LCD TV
LCD TV
RB1G
CHASSIS
W850A
MODEL LIST
THIS SERVICE MANUAL CONTAINS COMMON INFORMATION FOR BELOW REGIONS AND MODELS:
REGION
ASIA
MODEL
KDL 42W850A
KDL 47W850A
KDL 55W850A
KDL-42W850A
KDL-47W850A
KDL-55W850A
3
RB1G
CHASSIS
W850A
TABLE OF CONTENTS
Section Title
Page
1. SAFETY NOTES
1-1.
1-1.
Warnings and Caution……………………………………………………….
5
1 2
Caution Handling of LCD Panel
5
Section Title
Page
4. SERVICE ADJUSTMENTS
4-1. Accessing
4-1. Accessing
Service
Mode
..................................................................... 214
4-2.
Transition of Each Micro’s Service Mode……….……………………… 214
1-2.
Caution Handling of LCD Panel ......……………....................................
5
1-3.
Safety Check Out ........................…………….........................................
6
1-4. Leakage
Test
..........................................................................................
6
1-5.
How to Find a Good Earth Ground…………………………………………
7
1-6. Lead
Free
Information….……………………………………………………
7
1 7
H
dli
th Fl
ibl Fl t C bl (FFC)
7
4-3.
Change Data by Service Mode 1…………………………………..……. 214
4-4.
Change Data by Service Mode 2………………………………………... 215
4-5.
Restore WB / Gamma Adj. Data to B Board.………………………….. 216
4-6.
WB Adjustment by Service Mode……………………………………….. 217
4-7.
VCOM Adjustment (NFR-AUO Panel) …………………………………. 217
4 8
VCOM Adjustment (HFR SDC Panel)
218
1-7.
Handling the Flexible Flat Cable (FFC)…………………………………….
7
1-8.
Instruction about Disassembling Smart Core……………………………...
8
2. SELF DIAGNOSTIC FUNCTION
2-1.
2-1.
Overview of Control Buttons ................................................................... 12
4-8.
VCOM Adjustment (HFR-SDC Panel) …………………………………. 218
4-9.
REC Setting………………………………………................................... 218
4-10.
Reset Panel Operation Time………………………………………......... 219
4-11.
Set to Shipping Condition……………………………………….............. 219
4-12.
Summary of Service Control……………………………………….......... 219
4-13.
Service Menu Tree………………………………………........................ 220
2-2.
LED Display Control ……….....................................................................
12
2-3. LED
Pattern………………........................................................................
12
2-4.
Standby LED Error Display………………………………………………….
13
2-5. Triage
Chart
............................................................................................
14
4-14.
How to Enter Self Diagnosis Display…………………………………… 221
5. DIAGRAMS
5-1. Circuit
5-1. Circuit
Board
Location
.........................................................................
223
5-2. Block
Diagram...................................................................................... 224
5 3
C
t
Di
225
3. TROUBLE SHOOTING
3-1.
3-1.
No Power…….………………………………………………………………..
15
3-2. LED
Blinking……………….………………………………………...............
31
3-3.
No Sound…………………………….........................................................
60
3-4.
RB1 Analog Signal Path…………………………………………................. 114
5-3.
Connector Diagram ………………………………………...................... 225
3-5.
No Picture................................................................................................. 115
3-6.
Input Skip function……...……………………………………………………. 201
3-7.
Side Buttons Malfunction……………………………………………………. 202
3-8.
IR Remote Commander Malfunction………………………………………
203
3-9.
Light Sensor Error………………………………………………………….
204
3-10.
Network Malfunction: Ethernet (Wired)……………………………………. 205
3-11.
Wireless Network Malfunction…………………………………………….
209
3-12.
Bluetooth Malfunction……………………………………………………….. 211
3-13.
3D-Glasses (Active) malfunction…………………………………………..
212
3-14
HDD-Rec Malfunction
213
Please refer Service Manual – Unique for below information :
-Safety Warnings
-Wire Dressing
Circuit Board Location
3 14.
HDD Rec Malfunction…………..………………………………………….
213
3-15.
Android Application Malfunction……………………………………………. 213
4
-Circuit Board Location
-Disassembly and Exploded View.