LG Electronics 42CS669C-ZD service manual Adjustment Instruction, Application Range, Designation

ADJUSTMENT INSTRUCTION

1. Application Range

This specification sheet is applied to all of the LCD TV with LD0AW chassis.

2.Designation

1)The adjustment is according to the order which is designated and which must be followed, according to the plan which can be changed only on agreeing.

2)Power Adjustment: Free Voltage

3)Magnetic Field Condition: Nil.

4)Input signal Unit: Product Specification Standard

5)Reserve after operation: Above 5 Minutes (Heat Run)

Temperature : at 25 ºC ± 5 ºC

Relative humidity : 65 % ± 10 %

Input voltage : 220 V, 60 Hz

6)Adjustment equipments: Color Analyzer (CA-210 or CA- 110), Pattern Generator(MSPG-925L or Equivalent), DDC Adjustment Jig equipment, Service remote control.

7)Push the “IN STOP” key - For memory initialization.

Case1 : Software version up

1.After downloading S/W by USB, TV set will reboot automatically.

2.Push “In-stop” key.

3.Push “Power on” key.

4.Function inspection

5.After function inspection, Push “In-stop” key.

Case2 : Function check at the assembly line

1.When TV set is entering on the assembly line, Push “In-stop” key at first.

2.Push “Power on” key for turning it on.

-> If you push “Power on” key, TV set will recover channel information by itself.

3.After function inspection, Push “In-stop” key.

3.Main PCB check process

*APC - After Manual-Insert, executing APC

*Boot file Download

1)Execute ISP program “Mstar ISP Utility” and then click “Config” tab.

2)Set as below, and then click “Auto Detect” and check “OK” message. If “Error” is displayed, Check connection between computer, jig, and set.

3)Click “Read” tab, and then load download file(XXXX.bin) by clicking “Read”.

(1)

filexxx.bin

4)Click “Connect” tab. If “Can’t” is displayed, check connection between computer, jig, and set.

(2)(3)

Please Check the Speed : To use speed between from 200KHz to 400KHz

5)Click “Auto” tab and set as below.

6)Click “Run”.

7)After downloading, check “OK” message.

(4)

filexxx.bin

(5)

(7) ￿￿￿.OK

(6)

*USB DOWNLOAD(*.epk file download)

1)Put the USB Stick to the USB socket.

2)Automatically detecting update file in USB Stick

-If version of update file in USB Stick is Lower, it didn’t work. But version of update file is Higher, USB data is automatically detecting.

3)Show the message “Copying files from memory”

(4) Updating is starting.

(5)After updating is complete, the TV will restart automatically.

(6)If TV turns on, check your updated version and Tool option. (refer to the next page about tool option)

*If downloading version is higher than your TV have, TV can lost all channel data. In this case, you have to channel recover. If all channel data is cleared, you didn’t have a DTV/ATV test on production line.

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