Sony KD-43X705F User manual

SERVICE MANUAL (UNIQUE)
Version Date Subject
1 5/2018 1st Issue
2 6/2018 Add Model 49” & 55”
3 9/2018 Add Model 43”
4 9/2018 Update part number for AC Cover, Cover Bottom L&R 55” (pg.75)
GN4UN CHASSIS
Segment : CHL
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
9-888-752-A5
LCD TV
Sony EMCS (M) Sdn. Bhd. SVPM
© 2018.10
Conditions of Use:
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(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.
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(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.

LCD TV
SERVICE MANUAL (UNIQUE)
GN4UN CHASSIS
Segment : CHL
Version Date Subject
5 10/2018 1. Update model name in exploded view (pg. 83 & 88)
2. Update stand image in exploded view (pg. 74 & 79)

MODEL LIST
MODEL REMOTE DESTINATION
KD-43X705F RMT-TX300B BR6
KD-49X705F RMT-TX300B BR6
KD-55X705F RMT-TX300B BR6
KD-65X730F RMT-TX300U LA1
KD-65X735F RMT-TX300B LA8
KD-65X737F RMT-TX300B CO1

Section Title Page
1. DISASSEMBLY AND REMOVAL CAUTION
1-1. Rear Cover Disassemble Method & Caution
Notes 5
1-2. Sharp Edge Information 12
1-3. Disassemble Smart Core from Set 15
2. DIAGRAMS
2-1. Circuit Board Location 16
2-2. Wire Dressing 19
3. EXPLODED VIEWS AND PARTS LIST
3-1. KD-43X7*F 64
3-2. KD-49X7*F 69
3-3. KD-55X7*F 74
3-4. KD-65X7*F 79
3-5. Smart Core 84
TABLE OF CONTENTS
Please refer Service Manual – Common for below
information :
General Safety Notes
Self Diagnostic Function
Triage Chart
Troubleshooting, Troubleshooting reference
Adjustments
Diagrams : Block Diagram , Connector Diagram
Panel and TV Set Handling
Note: Pictures provided in all this manual might have slight difference from
the actual sets
4

Panel & Mechanical Design, Design Sector 3 5
R&D Center Malaysia
SECTION 1
DISASSEMBLY AND REMOVAL CAUTION
1) Remove rear cover screws (Applies to SM and M)
5
Above picture is for M size
Reference 43” (SM) 49” (M) Screw Type
12 13 4-167-019-22
SCREW, +PSW M3X8
2 2 7-685-647-79
SCREW +BVTP 3X10 TYPE2 IT-3
Rear Cover can be disassembled without removing stand
Ensure all screws are removed before removing rear cover
Put TV set on flat table (laying down), during disassembly
1-1. Rear Cover Disassemble Method & Caution Notes
CHL 43”/49

Panel & Mechanical Design, Design Sector 3 6
R&D Center Malaysia
Rear Cover- Bezel hook area Pinch rear cover bottom side and
pull bezel slightly until hook is
unlocked
Rear Cover
Bezel
2) Unhook rear cover from bezel (Applies to SM and M)
6

Panel & Mechanical Design, Design Sector 3 7
R&D Center Malaysia
After unhooking, pull upwards to remove rear cover
3) Remove rear cover (Applies to SM and M)
7

8
Rear Cover can be disassembled without removing stand
Ensure all screws are removed before removing rear cover
1) Remove rear cover screws
CHL 55/65”
Sequence Reference 55” (L) 65” (2L) Screw Type
1 1 1 4-159-298-41
SCREW,+PSW M4X10
2 14 14 4-167-019-22
SCREW, +PSW M3X8
2 2 2 7-685-647-79
SCREW +BVTP 3X10 TYPE2 IT-3
2 2 2 4-159-298-41
SCREW,+PSW M4X10
Disassemble Screw & pull
out DC IN connector

Panel & Mechanical Design, Design Sector 3 9
R&D Center Malaysia 9
2) Release hooking from slot (6 hooking points)
BCH 2L hooking point
BCH L hooking point
Pull reflector
towards back
Hold side
flange
Pull reflector
towards back Hold side
flange

Panel & Mechanical Design, Design Sector 3 10
R&D Center Malaysia 10
3) Pull up reflector area to release all hook (total = 2 locations)
Pull direction
Pull directionPull direction
4) Carefully pull Rear Cover upward a bit to release bottom side
*CAUTION : Please make sure angle lifting is not so high (if not, top hook will be stressed & broken)
Pull direction