JVC DLA-HD2KU - Manual (Page 19)

(No.PA019)1-19
4.3 REQUIRED 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
4.3.2 List of required instruments and tools (except those related to the personal computer)
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.
z
PREPARATION
(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.
z DATA 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.
z DATA 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.
Adjustment items MAIN DD SUB1.2 POWER
LAMP
BALLAST
OPTICAL
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
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