Changhong Electric LS09C Manual de usuario

LED COLOUR TV

MAINTENANCE MANUAL

MODEL: LS09CCHASSIS

Please read this manual carefully before maintenance.

CATALOG

Chapter1:Safety and notes............................................................................................3

Chapter2: TV specifications and ports functions.........................................................4

Chapter3: Software upgrade tooling,software upgrade instructions,software

initialization,parameter setting,software version and screen matching instructions......6

Chapter4:Repair process and examples of typical accident.......................................11

Chapter5: Factory model parameters setup instructions and precautions..................16

Chapter6:Instructions of simple factory debugging specification .............................19

Chapter1:Safety and notes

1-1 Installation notes

(1) Please don't beat or rub, scratch the surface of the LCD screen heavily, don’t touch it with

hand casually.

(2) When the screen is dirty, please clean it with absorbent cotton or cotton cloths lightly.

(3) Please clean it timely when water or other viscosity pollution fall, which may make the LCD

face or color change.

(4) Please don’t make the LCD screen shocked by a strong external force.

1-2 Attention points of operation and using

(1) Please unplug the power cable before moving LCD screen.

(2) Please don’t change the mainboard’s original setting, otherwise brightness, white balance etc.

may not meet the specification.

(3) Radiation of long time use at room temperature is larger than at low temperature.

(4) Please note that the long displaying image may remain at the top when shutdown the

machine .

(5) Please avoid the impact from mobile phone to protect your TV.

1-3 Storage notes

(1)When store for a long time, please keep the temperature between 0℃to 40℃,don’t expose the

TV to the sun, the humidity should be less than 85％RH.

(2)Please don’t put your TV under high humidity and high temperature circumstance ,e.g

temperature: 60℃,humidity:85%RH.

(3)Please don’t put your TV under low temperature circumstance ,e.g temperature lower than

25℃.

1-4 Dismantling notes

(1)As LCD screen is easy to be damaged, when dismantle, please attention to protect.

(2)Please attention the position of each screw when dismantle, in case to beat the wrong position

when install which may lead to crack or slide of the face frame.

(3) If you need to dismantle the power board or the mainboard, please attention the position and

direction of each line, especially the direction of the screen line, in case of causing accident

when install. Before dismantle ,we can take some photos of the line route for the comparison

of installing.

(4)After check and maintenance, please assure that there is no foreign body in the machine when

install.

1-5 High-voltage warning

The high-voltage of the LCD screen is generated by the power supply step-up board, without

attention to exposure to high voltage, one may meet a serious electric shock.

Chapter2:TV specifications and ports function

2-1 Basic specifications（The parameters are for reference only, the specifications should

accord to practicality of the batch orders）

2-2 Introduction of ports(practicality photos)

ATTENTION:

1. HDMI and YPbPr support to 1080P；

2.The recommendation resolving ratio of VGA is 1024X768；

3. Av output supports TV input /AV output，Av input /AV output;

4.The picture is for a reference only,the actual item is the standard.

Chapter3: Software upgrade tooling , software upgrade instructions ,

software initialization , parameter setting , software version and

screen matching instructions

3-1 Software upgrade tooling

there are two kinds of using upgrade tooling：

1.Use the combined interface(the parallel port) upgrade tooling :use the upgrade program: ISP_

Tool V4.0.5.exe（and higher versions）

2.Use USB interface upgrade tooling , use the upgrade program : versions higher than ISP Tool

V4.3

3. Use the USB upgrade

3-2 Software upgrade instructions

3-2-1 Tooling upgrade

1. Driver Installation: Upgrade tooling connected to the computer via USB, the first connection

will be prompted to find the hardware, follow the prompts to install the driver, Driver file from the

attachment "usb-updateTOOL-DRIVER" folder inner tube MSTAR name of the subfolder word

where you can, you are prompted three times, three times to be installed.

2. After installing the driver tooling, tooling and TV connected (switched on), open the upgrade

tool "ISP_Tool V4.3.9.4.exe" (Note: The following chart version of the tool used for the

interception chart, the upgrade is still using V4 .3.9.4 version), run the upgrade program

computer upgrade tooling LCD TV

Combined interface or USB

VGA

Cancel the selection in the red line frame of last chart , as following shows:

3.Select(connect)first ,if normal ,system will feedback the flash style of the machine chassis As

following

4.Select the toolbar on the "Read", then click on the bottom there's "Read", select the upgrade file,

such as "CH-P06U (VC)-V1.15-YD12.bin"

5. select "Auto", and check the options according to the following chart

6. Select the top of the "Connect", if connected, there will be "Device Type" prompt, select "OK"

and then click "RUN", After the upgrade is complete, the green "PASS" prompt will appear in the

progress bar below

3-2-2 USB Upgrade

1) The first method

Copy the file to root catalogue of USB, The filename has to be for "bin_6m181. bin".Turn

on the TV, Insert the USB flash , .Entre the menu to choose "Sotfware Update(USB)", And press

key "ENTER" of remote control ，Then follow the on-screen prompt to request and complete

your update.

2) The second method

Copy the file to root catalogue of USB, The filename has to be for "bin_6m181. bin" ,Insert

the USB flash , then turn on the AC switch, update will be completed automatically, during

updating, The indicator will gleam.

3-3 Software initialization

After finishing the software upgrading ,enter into the factory menu ,select INIT TV，clear

EEPROM.

5-4Software version

Enter into the factory menu ,select SW INFORMATION

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