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Sony KDL-40NX700 Service Manual

Sony KDL-40NX700
34 pages
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SERVICE MANUAL
LCD Digital Color TV
AZ1-H Chassis
9-888-269-05
Version Date Subject
1.0 1/21/2010 No revisions or updates
2.0 3/10/2010 Added Safety-Related Warning regarding caution when handling the LCD Panel (Reissue entire manual)
Added caution for handling Glass Assembly
Added Service Adjustment information for Adjustments After Replacing the BUHS Board or LCD Panel
3.0 3/31/2010 Corrected caution for handling Glass Assembly (Replaced page 4)
Corrected Part Number for Rear Cover Assemblies. (Replaced page 13)
4.0 9/20/2010 Reissue entire manual to include the following:
Updated Table of Contents. Replaced Page ii.
Corrected Section 2-1-1. ‘Viewing the Service Menus’. Replaced Page 19.
Added Frame Diagram to Section 3 ‘Diagrams’. Added Page 28.
5.0 9/28/2010 Corrected Model name information on page 9.
ORIGINAL MANUAL ISSUE DATE: 1/2010
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
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Sony KDL-40NX700 Specifications

General IconGeneral
Audio systemDolby Digital Plus, Dolby Digital, Steady Sound
Speakers2x 10W
I/O portsRCA AV In x 1
Integrated clockYes
Power requirements220-240V, 50/60Hz
Headphone connectivity3.5 mm
Comb filter3D
Display diagonal40 \
Display brightness- cd/m²
Display technologyLCD
Native aspect ratio16:9
HDMI ports quantity4
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Digital audio optical out1
Product colorBlack
Panel mounting interface300 x 300 mm
Power consumption (standby)0.2 W
Power consumption (typical)81 W
Tuner typeAnalog & digital
Analog signal format systemPAL, SECAM
Weight and Dimensions IconWeight and Dimensions
Depth (with stand)290 mm
Width (with stand)994 mm
Height (with stand)669 mm
Weight (with stand)22600 g
Depth (without stand)64 mm
Height (without stand)635 mm
Weight (without stand)19200 g

Summary

Model List

Specifications

Warnings and Cautions

Carrying the TV

Instructions for safe transportation of the television set.

Handling the Glass Assembly

Guidelines for safely handling and cleaning the glass assembly.

Safety-Related Warning

Use Caution When Handling the LCD Panel

Precautions for servicing the LCD panel, including grounding and environmental factors.

Safety Check-Out

Leakage Test and Earth Ground Check

Procedures for performing AC leakage tests and verifying earth ground connections.

Self Diagnosis Functions

Diagnostic Test Indicators

Explains LED flash codes for error identification.

Standby LED Flash Count

Details on the standby LED flash patterns and their meanings.

Viewing the Self Check Diagnostic List

Instructions on how to access and view the diagnostic data history.

Clearing and Exiting the Self Check Diagnostic Screen

Procedures for clearing diagnostic data and exiting the diagnostic screen.

Disassembly and Part Number Information

Table-Top Stand Assembly Removal

Steps to remove the table-top stand assembly from the TV.

Rear Cover, VESA Brackets, Switch Unit and Power Switch Removal

Procedures for disassembling rear components and associated parts.

Speakers, HLR Board, WIFI Card, Antennas and Panel Holder Removal

Instructions for removing audio, network, and display mounting components.

Power Boards, BUHS Board, and LCD Panel Removal

Steps for removing main circuit boards and the LCD panel assembly.

Cleaning, Screw Legend, and Connectors

Information on cleaning, screw identification, and connector details.

Accessories, Miscellaneous, and Remote Commander

Details on included accessories, miscellaneous items, and remote control information.

Service Adjustments

Accessing Service Adjustment Mode

Guide on how to enter the TV's service adjustment mode using the remote.

Viewing Service Menus

Instructions for navigating and displaying different service menus.

Using Remote for Service Data

Details on using the remote to adjust service data values.

Updating Software After Component Replacement

Steps to update TV software after replacing BUHS Board or LCD Panel.

Selecting Model After Component Replacement

Procedure to set the correct model data value after component replacement.

Setting Destination After Component Replacement

Procedure to set the correct destination code after component replacement.

Verifying Model and Panel Information

Steps to confirm model and panel data match after adjustments.

Reconnecting All Cables

Instructions to reconnect all cables after service adjustments.

White Balance Adjustments

Procedure for adjusting white balance settings via the service menu.

Resetting TV to Factory Condition

Guide to restore TV to factory default settings using service mode.

Diagrams

Circuit Boards Location

Diagram showing the physical location of internal circuit boards within the TV.

Block Diagram

A schematic illustrating the functional connections and flow between TV components.

Frame Diagram

A detailed diagram showing the interconnection of various modules and boards.

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