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Bravia XBR-55X850C
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Sony XBR-55X850C Service Manual
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Reference manual
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Table Of Contents
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Service Manual
Model List
Warnings and Cautions
Use Caution When Handling the LCD Panel
Safety Check-Out
Leakage Test
How to Find a Good Earth Ground
Using an AC Voltmeter to Check AC Leakage
Checking for Earth Ground
Self Diagnosis Function
Self Diagnosis Screen Display
Disassembly
XBR-55X850C/855C/857C Stand
XBR-55X850C/855C/857C Label Under/Rear/Side Terminal and Label CI
XBR-55X850C/855C/857C AC Cover and Power Supply Cord
XBR-55X850C/855C/857C Rear Cover (L HRN) a
XBR-55X850C/855C/857C Tape and Wire Dressing
XBR-55X850C/855C/857C Speaker Box Assy (L)
XBR-55X850C/855C/857C Speaker Box Assy (R)
XBR-55X850C/855C/857C Tape
XBR-55X850C/855C/857C BT Antenna/Wifi Antenna
XBR-55X850C/855C/857C Smart Core
XBR-55X850C/855C/857C Switch Unit
XBR-55X850C/855C/857C Harness Assy (Main) and Connector Assy 28P
XBR-55X850C/855C/857C Bracket, Vesa (HWK)
XBR-55X850C/855C/857C Bracket, SC (HWK)
XBR-55X850C/855C/857C Slide, Clamp
XBR-55X850C/855C/857C Bottom, Frame (HRN)
XBR-55X850C/855C/857C Bracket, SP (LAK)
XBR-55X850C/855C/857C GL3 (CH) - Static Converter (TV)
XBR-55X850C/855C/857C Sheet, Insulation (HRN L)
XBR-55X850C/855C/857C Flexible Flat Cable 41P (XFS) and Flexible Flat Cable 51P (XFS)
XBR-55X850C/855C/857C Bracket, under FL (Mold)
XBR-55X850C/855C/857C Bracket, Side FL (Mold)
XBR-55X850C/855C/857C Bracket, Top FL (Mold)
XBR-55X850C/855C/857C Plate, Main (HWK) Assy
XBR-55X850C/855C/857C BMFL Assy
XBR-55X850C/855C/857C Gasket (BMF)
XBR-55X850C/855C/857C Sheet, Thermal (BM) and Plate, Main (HWK)
XBR-55X850C/855C/857C LCD Panel
XBR-65X850C/855C/857C Stand
XBR-65X850C/855C/857C Label Under/Rear/Side Terminal and Label CI
XBR-65X850C/855C/857C AC Cover and Power Supply Cord
XBR-65X850C/855C/857C under Cover (2L HWK) a
XBR-65X850C/855C/857C Tape
XBR-65X850C/855C/857C Wire Dressing
XBR-65X850C/855C/857C Speaker Box Assy (L)
XBR-65X850C/855C/857C Bracket, SP (2L HWK) a
XBR-65X850C/855C/857C Speaker Box Assy (R)
XBR-65X850C/855C/857C Bracket, BT (EGL) Assy
XBR-65X850C/855C/857C BT Antenna/Wifi Antenna and Bracket, BT (EGL)
XBR-65X850C/855C/857C Smart Core
XBR-65X850C/855C/857C Switch Unit
XBR-65X850C/855C/857C Harness Assy (Main) and Connector Assy 28P
XBR-65X850C/855C/857C Bracket, Vesa (HWK)
XBR-65X850C/855C/857C Bracket, SC (HWK)
XBR-65X850C/855C/857C Bracket, STD C (2L HWK) and Gasket (HWK STD)
XBR-65X850C/855C/857C GL1A (CH) - Static Converter (TV)
XBR-65X850C/855C/857C Sheet, Insulation (HWK 2L)
XBR-65X850C/855C/857C Cable, Flexible Flat Cable 41P and Flexible Flat Cable 51P
XBR-65X850C/855C/857C Bracket, under FL (Mold)
XBR-65X850C/855C/857C Bracket, Side FL (Mold)
XBR-65X850C/855C/857C Bracket, Top FL (Mold)
XBR-65X850C/855C/857C Plate, Main (HWK) Assy
XBR-65X850C/855C/857C BMFL Assy
XBR-65X850C/855C/857C Gasket (BMF)
XBR-65X850C/855C/857C Sheet, Thermal (BM) and Plate, Main (HWK)
XBR-65X850C/855C/857C Cushion, Corner (EGL) and Tape
XBR-65X850C/855C/857C LCD Panel
XBR-75X850C/855C Stand
XBR-75X850C/855C Label Under/Rear/Side Terminal
XBR-75X850C/855C AC Cover and Power Supply Cord
XBR-75X850C/855C under Cover (3L HWK) a
XBR-75X850C/855C Tape
XBR-75X850C/855C Wire Dressing
XBR-75X850C/855C Speaker Box Assy (L)
XBR-75X850C/855C Bracket, SP (2L HWK) a
XBR-75X850C/855C Speaker Box Assy (R)
XBR-75X850C/855C Bracket, BT (EGL) Assy
XBR-75X850C/855C BT Antenna/Wifi Antenna and Bracket, BT (EGL)
XBR-75X850C/855C Smart Core
XBR-75X850C/855C Switch Unit
XBR-75X850C/855C Harness Assy (Gbt/Main) and Connector Assy, 3P and Connector Assy 9P
XBR-75X850C/855C Bracket, Vesa (HWK)
XBR-75X850C/855C Bracket, SC (HWK)
XBR-75X850C/855C Slide, Clamp
XBR-75X850C/855C Bracket, STD C (2L HWK)
XBR-75X850C/855C G4-Static Converter (TV)
XBR-75X850C/855C Sheet, Insulation (HWK 3L SYS)
XBR-75X850C/855C GL2-Static Converter (TV)
XBR-75X850C/855C Sheet, Insulation (HWK 3L)
XBR-75X850C/855C Tape, FFC (HWK 3L)
XBR-75X850C/855C Flexible Flat Cable 41P and Flexible Flat Cable 51P
XBR-75X850C/855C Bracket, under FL (Mold)
XBR-75X850C/855C Bracket, Side FL (Mold)
XBR-75X850C/855C Plate, Main (HWK) Assy
XBR-75X850C/855C BMFL Assy
XBR-75X850C/855C Gasket (BMF)
XBR-75X850C/855C Sheet, Thermal (BM) and Plate, Main (HWK)
XBR-75X850C/855C Cushion, Corner (EGL) and Tape
XBR-75X850C/855C LCD Panel
Smart Core (M,L)
Wlan/Bt Module (11AC) Assy
Sheet, Thermal (SC)
Heat Sink L (SC)
Cover, Top
Panel, Ornament
Light, Guide
HSC3 S/M Mount
Case, Bottom (M)
Smart Core (L,C)
Heat Sink (SC)
HSC3 L Mount
Case, Bottom (L)
Adjustment
How to Enter Service Mode
Software Version
Serial Number Edit
Model Number Setting
WB Adjustment
Wb/Mura/Cuc Data Transfer
HDD Performance Check
HDD Reregistration
Troubleshooting
Triage
No Power-PCU
No Power-U-CM Failure
Trouble Shooting
No Power: DC off Det/Ddcons Check
No Power: Ldos Check
Stanby LED Blinking
2 Times Blinking (Main Power Error)
3 Times Blinking (DC Alert)
3 Times Blinking (Tuner Error)
3 Times Blinking (Audio Error)
3 Times Blinking (HDMI EQ Error)
4 Times Blinking (LED Voltage Error)
5 Times Blinking (Panel Communication Error)
6 Times Blinking (Backlight Error)
7 Times Blinking (Temperature Error)
No Sound Audio
No Sound: Tuner
No Sound: MHL
No Sound: HDMI 1/2/3/4
No Picture
No Picture AEP Destination (BMFL/BMFW) Scart
No Picture AEP Destination (BMFL/BMFW) Video
No Picture CH/MX/PA/COL/LA (BMFL/BMFW)
No Picture CH/MX/PA2/COL/AUS/NZ/BR/UC/HK/TW (BMX)
No Picture J/UC/HK/TW Destination (BMFL/BMFW)
No Picture: Tuner
For 12V LNB Voltage Checking: AEP W and JP SKP
For Analog Tuning: All Destination Except JP
For Digital Tuning 1: TW, NA-ATSC (MX/UC), JP SKP and LA-T2 (COL)
For Digital Tuning 2: AEP W, JP SKP, PA T2, CH/HK, LA-ISDB (BR/AR) and LA-T2 (COL)
No Picture: HDMI1
No Picture: HDMI2
No Picture: HDMI3
No Picture: HDMI4
No Picture: MHL (BMX)
No Charge: MHL (BMX)
Side Buttons Malfunction
IR Remote Commander Malfunction
Light Sensor Error
Network Malfunction
Internal Wireless Network Malfunction
Bluetooth Malfunction
Block Diagram
Uc
La (Br/Ar)
La (Col)
Connector Diagram XBR-55X850C/855C/857C
Connector Diagram XBR-65X850C/855C/857C
Connector Diagram XBR-75X850C/855C
PC Board Diagram BMFL (a Side)
PC Board Diagram BMFL (B Side)
Circuit Boards Location
Exploded Views
XBR-55X850C/855C/857C Rear Cover
LCD Panel
Connectors
Exploded Views
Screws
XBR-65X850C/855C/857C Rear Cover
XBR-75X850C/855C Rear Cover
XBR-55X850C/855C/857C Smart Core (M,L)
XBR-65X850C/855C/857C, 75X850C/855C Smart Core (L, C)
Miscellaneous
Accessories
Appendix
How to USB Update
Software Update for B Board Replacement
Software Update for Panel/T-Con Replacement
Wire Dressing (XBR-55)
Wire Dressing (XBR-65)
Wire Dressing (XBR-75)
Handling Guidance
Unpacking
Carrying
Placing to Table
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Quick Links
1
Service Manual
2
Self Diagnosis Function
3
Xbr-55X850C/855C/857C Stand
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See also:
Reference Manual
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE MANUAL
GN1T
CHASSIS
ORIGINAL MANUAL ISSUE DATE: 3/2015
Segment: XF
Version
Date
Subject
1.0
3/2015
Original manual issue.
LCD TV
9-888-573-01
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Table of Contents
Troubleshooting
Troubleshooting
135
No Power-U-Cm Failure
137
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This manual is also suitable for:
Xbr-65x857c
Xbr-75x850c
Xbr-55x857c
Xbr-55x855c
Xbr-75x855c
Xbr-65x850c
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