Sony KDL-32EX340 / KDL-42EX440 Service Manual ▷ View online
KDL-32EX340/42EX440
21
SECTION 4 - DISASSEMBLY/PART NUMBER INFORMATION
WIRE DRESSING
OVERALL WIRE DRESSING FOR KDL-32EX340
OVERALL WIRE DRESSING FOR KDL-42EX440
KDL-32EX340/42EX440 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.
●
Software update for servicers
These updates are specifically for servicers to use during a
service call.
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:
●
Customer Manual Downloads
Software updates 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.
KDL-32EX340/42EX440 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.
Póngase en contacto con Sony
Póngase en contacto directamente con Sony si tiene algún problema con el TV:
Sitio Web de soporte técnico Latinoamérica:
Teléfono de contacto Chile:
Número de serie:
Versión del software:
Versión del software:
www.sony-latin.com/servicioysoporte
Por favor, tenga la siguiente información a la mano:
KDL-42EX440
v0.015
6400001
Nombre del modelo:
(56)(2) 754 - 6333
Sitio Web de soporte técnico Chile:
www.sony.com.cl/servicioysoporte
Sitio Web de soporte técnico Perú:
Teléfono de contacto Perú:
www.sony.com.pe/servicioysoporte
(51)(1) 201 - 2600
EXAMPLE OF SOFTWARE VERSION
LOCATED ON THE CONTACT SONY SCREEN
EXAMPLES OF SOFTWARE CORRECTABLE SYMPTOMS
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 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.
ACCESSING SERVICE ADJUSTMENT MODE
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
MUTING
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