Sony Bravia KDL-50W660G User manual

(See next page for revision )
SERVICE MANUAL (UNIQUE)
ORIGINAL MANUAL ISSUE DATE: 2019.03 GN5UN CHASSIS
Segment : SV
Conditions of Use:
(1) Please use this information only for the purpose of performing repair, maintenance and/or configuration services of the Sony products
(hereinafter the “Repair services”) under the service agreement entered into with the Sony group company (hereinafter the “Service
agreement”). Using this information for any purpose other than the purpose described foregoing is forbidden.
(2) Only the Authorized Servicer’s officers, employees or subcontractors (including their officers and employees) whose duties justify a need-to-
know and who have agreed to hold confidential this information (collectively hereinafter the ”Permitted users”) are permitted to access and
use this information. To disclose or disseminate to any person other than the Permitted users is forbidden.
(3) Destroy or erase any and all portion of this information promptly in an irrecoverable and secure fashion after achieving the purpose
described in Section (1) above.
(4) Do not copy, replicate, reproduce, alter, translate, transmit, sell, lease, or distribute this information in whole or in part without the prior
written permission of the author.
(Notwithstanding foregoing, it is permitted to copy and distribute this information to the Permitted users.)
(5) Please notify immediately any leakage, loss, theft, misappropriation, or other misuse of this information by e-mail to the following address:
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(6) In addition to the above, the terms and conditions of the Service agreement shall be applied to using this information.
Revision of Information:
This information may be changed or updated at any time without any prior notice. Please confirm that this information is up-to-date before
using it.
9-888-763-A1
LCD TV
Sony EMCS (M) Sdn. Bhd., SVPM
©2019.03

Version Date Subject
12019.03 1. 1st Issue
REVISIONHISTORY

MODEL REMOTE DESTINATION
KDL-50W660G RMT-TX300U LA1
KDL-50W665G RMT-TX300B LA8
KDL-50W667G RMT-TX300B CO1
MODEL LISTS

TABLE OF CONTENTS
4
Pleaserefer Service Manual – Common for below
information :
General Safety Notes
Self Diagnostic Function
Triage Chart
Troubleshooting, Troubleshooting reference
Adjustments
Diagrams : Block Diagram , Connector Diagram
Paneland TV Set Handling
Note: Pictures provided in this manual may have difference from actual sets.
Section Title Page
1. DISASSEMBLY AND REMOVAL CAUTION
1-1. Rear Cover Disassembleand Re-AssembleMethod 5
1-2. Guide Light Disassemble Method 9
2. DIAGRAMS
2-1. CircuitBoard Location 12
2-2. Wire Dressing
KDL-50W6*G 13
3. EXPLODED VIEWS AND PARTS LIST
3-1. TV SIZES
KDL-50W6*G 26

1-1 Rear Cover Disassemble and Re-assemble Method and Caution
SECTION 1
DISASSEMBLY AND REMOVAL CAUTION
5
1. Dummy Card PCMCIA dismantle guide (before removing rear cover) ( For Europe model only )
Pull up dummy card PCMCIA

Reference 50” Remarks
84-167-019-22
Screw, +PSW M3X8
17-685-647-79
Screw, +BVTP 3X10 Type 2 IT-3
1. Screw type & qty to disassemble RC
50”
6
1-1 Rear Cover Disassemble and Re-assemble Method and Caution

2. Disassemble bottom hook
a. Confirm hook position
b. 1 hand hold top RC to unhook
c. 1 hand push ruler
to insert at hook area
Note: Please wrap end of ruler with
tape to avoid part scratch/damage
3. Disassemble the rear cover
a. Lift the bottom rear cover up
b. Release the rear cover from set
Note: for 43” only, please push red
area while (a. lifting the bottom rear
cover up). Purpose is to release 43”
side hook. 43”
7
1-1 Rear Cover Disassemble and Re-assemble Method and Caution

Caution Point:
Please wear glove while removing rear cover to avoid sharp edge
At bottom area as shown in figure below.
Sharp edge corner Sharp edge corner
8
1-2 Rear Cover Sharp Edge Information

Method 1: Disassemble In Set Condition
1. Hold the end of Guide Light 2. Rotate Guide Light slightly 3. Pull Guide Light out
Note:
1. Ensure Hook is not broken
2. Prepare replaceable new part in case hook broken
Hold here
for both
L&R sides
9
1-3 Guide Light Disassemble Method

Method 2: Disassemble Bezel First
Step 1: Disassemble entire Bezel from P-mod/Set
together with guide light (PTT) A attached.
10
1-3 Guide Light Disassemble Method
Step 2: Use a jig or pen to press
on this hook area while pull the
guide light (PTT) A out
Press this hook area here
Pull guide light out
Step 3: Repeat Step 2 at
this circled area also
Press this hook area here

It is difficult to remove the Light Guide from Bezel Lock (Hook) without damaging the Hook.
11

SECTION 2
DIAGRAMS
2-1 Circuit Board Location
12
2-1-1. 50”
SWITCH
UNIT
UNIVERSAL SIL-TU
BPA BOARD
LKP2 BOARD CARD, WIRELESS
LAN

2-2 Wire Dressing : 50”
CONNECT
CONNECT
13
INFORMATION
INFORMATION

2-2 Wire Dressing : 50”
INFORMATION
INFORMATION
14
INFORMATION
INFORMATION

2-2 Wire Dressing : 50”
CONNECT
INFORMATION
15
CONNECT
INFORMATION

2-2 Wire Dressing : 50”
INFORMATION
INFORMATION
16
INFORMATION
INFORMATION

2-2 Wire Dressing : 50”
CONNECT
TAPE
17
INFORMATION
INFORMATION

2-2 Wire Dressing : 50”
CONNECT
INFORMATION
18
INFORMATION
INFORMATION

2-2 Wire Dressing : 50”
TAPE
TAPE
19
TAPE
CONNECT

2-2 Wire Dressing : 50”
WIRE DRESSING
INFORMATION
20
CONNECT