Belkin DLA-HD2KU, DLA-HD2KE service manual Required Adjustments by Replacing Components

4.3REQUIRED ADJUSTMENTS BY REPLACING COMPONENTS

The following adjustment procedure is required after replacing PWB ASS'Ys, LAMP BALLAST UNIT and OPTICAL BLOCK. Items noted as "Check" means check the condition, then adjust if required.

4.3.1 Component required adjustment at replacing

Adjustment items	MAIN	DD SUB1.2	POWER	LAMP	OPTICAL
				BALLAST	BLOCK
1. D-ILA COMMON DC	Check	Required	Check	Check	Required
2. DC (GAMMA)	Check	Required	Check	Check	Required
3. GAMMA (GRADATION / WHITE BALANCE)	Check	Required	Check	Check	Required
4. SHADING (UNIFORMITY)	Check	Check		Check	Required
5. 16 - PHASE VERTICAL BARS	Check	Required			Required
6. GHOST		Check			Required
7. FRAME		Check			Required

4.3.2 List of required instruments and tools (except those related to the personal computer)

	Adjustment items	OSCILLOSCOPE	Light meter	Color filter	Color meter
1. D-ILA COMMON DC			(Required)
2.	DC (GAMMA)		(Required)
3. GAMMA (GRADATION / WHITE BALANCE)			Required	Required	Required
4.	SHADING (UNIFORMITY)		Required		Required
5.	16 - PHASE VERTICAL BARS	Required
6. GHOST
7. FRAME

4.3.3 Data backup

Before replacing major components such as PWB ASS'Ys, UNIT or BLOCK, be sure to backup the data contained in the set. In absence of data backup, complete adjustment becomes necessary.

zPREPARATION

(1)Make sure that Version.ini file is located in the same folder of the PSA controller.

(2)Remove all signal cables except for the interface cable to the PC from the main body.

zDATA SAVE

(1)Enter Stand-by mode and open the PSA controller on the PC.

(2)Click [System] in the main menu. When the pull down menu is displayed, click [Backup ROM Data] and open ROM Data Up Load/Down

Load.

(3)Tick [Main EEPROM] and [Sub EEPROM] in [Target EEPROM].

(4) When [Down Load] is selected, data will be downloaded in the order of EEPROM → EEPROM2 → SUB EEPROM.

(5)When the download has completed, Save Data with File Name dialog box will be displayed. Then save the data with a file name.

zDATA ENTRY

(1)Enter Stand-by mode and open the PSA controller on the PC.

(2)Click [System] in the main menu. When the pull down menu is displayed, click [Backup ROM Data] and open ROM Data Up Load/Down Load.

(3)Tick [Main EEPROM] in [Target EEPROM].

(4)When [Down Load] is selected, Open dialog box will be displayed. Then select a file which you want to upload.

(5) The data will be downloaded in the order of EEPROM → EEPROM2 → SUB EEPROM.

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