LG 26LC2R (CHASSIS:LN61A) Service Manual ▷ View online
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ADJUSTMENT INSTRUCTION
1. Application Range
This spec sheet is applied all of the 26/32" LCD TV, LP61A/C,
LN61A chassis(HURRICANE 3 MIDDLE) by manufacturing
LG TV Plant all over the world.
LN61A chassis(HURRICANE 3 MIDDLE) by manufacturing
LG TV Plant all over the world.
2. Specification
2.1. because this is not a hot chassis, it is not necessary to
use an isolation transformer. However, the use of
isolation transformer will help protect test instrument.
isolation transformer will help protect test instrument.
2.2. Adjustment must be done in the correct order.
2.3. The adjustment must be performed in the circumstance of
2.3. The adjustment must be performed in the circumstance of
25±5°C of temperature and 65±10% of relative humidity if
there is no specific designation.
there is no specific designation.
2.4. The input voltage of the receiver must keep 100-220V~,
50/60Hz.
2.5. Before adjustment, execute Heat-Run for 30 minutes at
RF no signal.
3. Adjustment items
3.1. PCB assembly adjustment items
O
Download the VCTP main software (IC601,VCPT)
O
Channel memory (IC603,EEPROM)
O
Color carrier Adjustment
3.2. SET assembly adjustment items
O
DDC Data input.
O
Adjustment of White Balance.
O
Factoring Option Data input.
4. PCB assembly adjustment
4.1. PCB assembly adjustment method
(Using VCTP Download program)
4.1.1.Download program installation
(1) Extract a Zip file
(2) Visual I2C & LPT Driver Installation
LPT Port Driver (LptDrv) Setups : Program Files > Micronas >
Visual I2C > Port_Driver
*Use for Windows 95/98 : Setup_LptDrv_v0104_9x.exe
*Use for Windows 2000/XP:Setup_LptDrv_v0202_XP_2000.exe
*Use for Windows NT : Setup_LptDrv_v0104_NT.exe
*Use for Windows 2000/XP:Setup_LptDrv_v0202_XP_2000.exe
*Use for Windows NT : Setup_LptDrv_v0104_NT.exe
(3) Verification (Start > Programs > Micronas > Visual I2C
or LptDrv)
(4) LPT delay setting (File > Preference > LPT
preferences)
(5) Exchange the boot loader.bat file
Install the LPT Driver
Install the Visual I2C
Install the Visual I2C
*LPT SETTING
- Delay => 1
- Timeout => 500 ms
- Timeout => 500 ms
=> Double click the Box area.
=> Double click the Box area.
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4.1.2. S/W program download
O
Preliminary steps
(1) Download method 1 (PCB Ass’y)
1) Connect the download jig to D-sub jack
2) Execute ‘Download.vi2c’ program in PC, then a main
window will be opened
3) Double click the blue box and confirm "Boot loader
Version" as 40.
4) Click the "Erase Flash" button
5) Double click the download file low, then "edit" window
will be opened
6) Click the choice button in the "edit window", then "file
choice window" will be opened
7) Choose the Hex file in folder and execute
downloading with click " open" button.
=>
Select the "Boot loader.bat" file(install >
VCTP_download > Boot loader)
VCTP_download > Boot loader)
=> Push "OK"
=>
Finish the program, after saving the file
"download_cs.vi2c"
"download_cs.vi2c"
(if you click , the massage appears automatically)
x
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8) Click OK button at the "edit window"
9) Under Downloading process
10) If download is failed, for example "No acknowledge
from slave". Execute download again from(1)
(2) Download method 2 (AV Plate Ass’y)
1) Push S/W ‘ON" (connect SCL to GND using switch at
Jig ) and connect the download jig to D-sub jack
2) Supply the power (Stand-by 5V) and wait for 3
seconds.
3) Push the S/W off (Disconnect SCL to GND using
switch at jig)
4) Execute ‘Download.vi2c’ program in PC, then a main
widow will be opened.
5) Double click the blue box and confirm "Boot loader
Version" as 40.
Push S/W
Double click
Push S/W
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6) Click the "Erase Flash" button
7) Double click the download file low then, "edit" window
will be opened
will be opened
8) Chick the choice button I n the "edit window", then
"file choice window’ will be opened
"file choice window’ will be opened
(9) Choose the Hex file in folder and execute
downloading with click "open button"
downloading with click "open button"
10) Click OK button at the "edit window"
11) Under Downloading progress
12) If download is failed, for example "No acknowledge
from slave", execute download again from (1)
(3) Download method 3 (SET)
1) Push the "Tilt" button in an Adjust Remote control
Then the LCD TV will change a "slave mode"
2) Connect Zig to TV using a D-sub cable
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