Sony KDL-32EX340 / KDL-42EX440 / KDL-42EX441 Service Manual ▷ View online
KDL-32EX340/42EX440/42EX441
21
SECTION 4 - DISASSEMBLY/PART NUMBER INFORMATION
WIRE DRESSING
OVERALL WIRE DRESSING FOR KDL-32EX340
KDL42EX440 Model
OVERALL WIRE DRESSING FOR KDL-42EX440/42EX441
KDL-32EX340/42EX440/42EX441 22
SECTION 5 - UPDATES AND ADJUSTMENTS
OVERVIEW
The models in this manual utilize a “generic” type of Main Board, therefore a
software update must be performed and certain service adjustment settings
must be changed or confirmed whenever the Main Board, LCD Panel or
TCON Board is replaced.
There are 2 reasons for updating the software on the TVs:
There are 2 reasons for updating the software on the TVs:
●
Software updates for customers
These updates are for enhancements or improvements that
have been made to the software after the TV was released.
These updates are accessed by the customer from the Sony
Support Site at
http://esupport.sony.com
.
●
Software update for servicers
These updates are specifically for servicers to use during a
service call and are only available on the Sony Authorized
Servicer Portal at
http://www.sony.com/asp.
SOFTWARE UPDATES FOR CUSTOMERS
The subject of software updates is very important. The televisions of today
have advanced to the point where they are not simply a television anymore.
They are evolving into devices that are designed to integrate with numerous
other devices found in the home. Some examples are: portable audio and
video devices, still cameras, home computer networks and accessing the
internet to name a few.
Communications with these varying devices requires that the television be
Communications with these varying devices requires that the television be
compatible with varying communications protocols. Although standards
are detailed for each of these protocols, the real world dictates that
occasional errors may occur that could prevent devices from operating or
communicating properly.
Keeping the software in the television up-to-date is a procedure that is
Keeping the software in the television up-to-date is a procedure that is
normally handled by the owner of the television. Most customers who own
computers and other digital devices are familiar with and are accustomed
to updating the software in their products. If a customer contacts the Sony
Customer Support Center and it is deemed to be correctable with a software
update, the issue is handled at the customer level.
Software updates can be performed by:
Software updates can be performed by:
●
Customer Manual Downloads
Software updates can be accessed by the customer from the
Sony Support Site at
http://esupport.sony.com
where they
can be downloaded and placed on a USB thumb drive to
be loaded onto the TV. The instructions for downloading the
software file vary from chassis to chassis and sometimes from
model to model. The customer is provided with the instructions
to properly format the USB thumb drive, unzip the file, and the
procedures for loading the software into the television.
SOFTWARE UPDATES FOR SERVICERS
Replacement Main Boards are now stocked with basic software. Once the
replacement board is installed in the TV, the most current software needs
to be installed using a USB thumb drive containing the necessary software.
This new method of supplying Main Boards significantly reduces the
This new method of supplying Main Boards significantly reduces the
complexity of replacing the Main Boards. Information about the LCD
panel is stored on the TCON circuits. This information is automatically
loaded onto the Main Board when the TV is powered up. With the correct
software version the Main Board and/or the TCON can be replaced
more efficiently. The software update and procedures for the software
installation are located on the Sony Authorized Servicer Portal at
http://www.sony.com/asp.
KDL-32EX340/42EX440/42EX441 23
SECTION 5 - UPDATES AND ADJUSTMENTS
SOFTWARE UPDATE RESPONSIBILITY
Software updates are designed to be performed by the customer. Warranty
repairs in which the issue can be resolved by a software update
are not
reimbursable. Most issues involving software updates are handled by the
customer service center and should not be directed to an authorized service
center. It is the responsibility of the servicer to prevent service calls for
issues that involve software updates. Exceptions to this are certain cases
whereby the customer is unable or unwilling to perform the task. In this
situation, the servicer will be notified and receive the proper authorization
for reimbursement.
It is the servicer’s responsibility, however, to
It is the servicer’s responsibility, however, to
make certain that any TV
requiring a legitimate service is running the latest software version
and to install it if necessary.
CHECKING THE SOFTWARE VERSION
The easiest way to check the version of software that is currently on the TV
is to access the Contact Sony screen by using the customer menu.
Contact Sony
Please contact Sony directly if you have questions on the use of your television con:
Website Support:
United States Phone Contact:
Model Name:
Serial Number:
Software Version:
Canada Phone Contact
Other Countries Contact
www.sony.com/tvsupport
1 (800) 222-SONY (7669)
1 (877) 899-SONY (7669)
Consult the Warranty Card
Please have the following information available:
KDL-42EX440
v0.015
6100001
EXAMPLE OF SOFTWARE VERSION
LOCATED ON THE CONTACT SONY SCREEN
EXAMPLES OF SOFTWARE CORRECTABLE SYMPTOMS
Always check the Sony Authorized Servicer Portal at
www.sony.com/asp
site for any known and/or listed issues that are software related. Most
symptoms that are correctable by software updates involve communications
issues with other devices or minor glitches in the operation of a specific
function. Below is a list of some of the symptoms that may be corrected with
a software update:
●
Fluctuations in picture brightness
●
Intermittent picture freezing or noise
●
Problems with certain inputs (especially HDMI)
●
Intermittent or distorted audio
●
Erratic remote control operation
●
Unit turns on and off by itself
●
Loss of color
●
Internet connectivity (internet models only)
●
Certain features not working correctly
(photo or video file viewing)
KDL-32EX340/42EX440/42EX441 24
SECTION 5 - UPDATES AND ADJUSTMENTS
OVERVIEW
As mentioned on
page 22
, the models in this manual utilize a “generic”
type Main Board, therefore certain service adjustments settings must be
changed or confirmed when either the Main Board, LCD Panel or TCON
Board are replaced.
UPDATING THE SOFTWARE
After replacing the Main Board, LCD Panel or TCON Board, you MUST
UPDATE the SOFTWARE to the latest version. Instructions for updating the
software are included with the software package on the
Sony Authorized
Service Portal
website.
ACCESSING SERVICE ADJUSTMENT MODE
To access
Service Mode, please follow the next instructions:
1. TV must be in Standby mode.
2. Press the following buttons on the
2. Press the following buttons on the
Remote Commander
within a second of each other:
DISPLAY
Channel 5
Volume +
POWER
DISPLAY
RM-YD080
5
VOLUME+
POWER
NAVIGATION
BUTTONS
SELECT BUTTON
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