Read Sharp LC-65XS1E (serv.man3) Service Manual online
LC-52XS1E/RU/LC-65XS1E/RU
3 – 12
[4] Display Adjustment
1. Panel Part Adjustment
1. COMB-BIAS Adjustment
2. EDID writing
3. Initialization to factory settings (When factory settings is initialized by STB, it is unnecessary. )
After a factory setting, It ends with the AC power supply OFF.
Adjustment
point
Adjustment conditions
Adjustment procedure
1
COMB-BIAS
Adjustment
Adjustment
A visual check
1. Please start a set.
2. Enter the adjustment process mode. (Please refer to the [2]nd clause..)
3. Move the cursor to [VCOM ADJ] on page 3/46.
4. Press the OK key. then, you can check that the pattern for adjustment is displayed.
5. Adjust so that the flicker for the central part of a screen becomes the minimum using the (+)
and (-) key of the volume of R/C.
6. If it will be in the optimal state by the 5th clause, press the OK key and turn off a pattern.
[CAUTION]
Operate a monitor independently and adjust him.
2. Enter the adjustment process mode. (Please refer to the [2]nd clause..)
3. Move the cursor to [VCOM ADJ] on page 3/46.
4. Press the OK key. then, you can check that the pattern for adjustment is displayed.
5. Adjust so that the flicker for the central part of a screen becomes the minimum using the (+)
and (-) key of the volume of R/C.
6. If it will be in the optimal state by the 5th clause, press the OK key and turn off a pattern.
[CAUTION]
Operate a monitor independently and adjust him.
2
Upper and lower
brightness differ-
ence adjustment
brightness differ-
ence adjustment
(Only 65 inch)
A visual check
1. Please start a set.
2. Enter the adjustment process mode. (Please refer to the [2]nd clause..)
3. Move the cursor to [LCD LUMA ADJ] on page 3/46.
4. Press the OK key. then, you can check that the gray flat pattern for adjustment is displayed.
5. Adjust so that the Upper and lower brightness difference for the central part of a screen
becomes the minimum using the (+) and (-) key of the volume of R/C.
6. If it will be in the optimal state by the 5th clause, press the OK key and turn off a pattern.
[CAUTION]
The brightness of the screen in the under changes by the upper and lower brightness differ-
ence adjustment.
Operate a monitor independently and adjust him.
2. Enter the adjustment process mode. (Please refer to the [2]nd clause..)
3. Move the cursor to [LCD LUMA ADJ] on page 3/46.
4. Press the OK key. then, you can check that the gray flat pattern for adjustment is displayed.
5. Adjust so that the Upper and lower brightness difference for the central part of a screen
becomes the minimum using the (+) and (-) key of the volume of R/C.
6. If it will be in the optimal state by the 5th clause, press the OK key and turn off a pattern.
[CAUTION]
The brightness of the screen in the under changes by the upper and lower brightness differ-
ence adjustment.
Operate a monitor independently and adjust him.
Adjustment point
Adjustment conditions
Writing procedure
1
EDID writing
Adjustment process mode
[EDID writing with adjustment process mode]
• Enter the adjustment process mode.
• Move the cursor to [HDMI EDID WRITE] on page 3/46.
• Press the "OK" key to remote control.
• After a while, If “EDID WRITE OK" is displayed, the setting is completed.
“CAUTION”
The data based on model discrimination information in the LB harness (IF substrate ~
LCD_A3C substrate) is described to EEPROM. Confirm the thing that the inspected set
is corresponding to the size of the panel on the process page 1.
(When not written in, HDMI does not function.)
• Enter the adjustment process mode.
• Move the cursor to [HDMI EDID WRITE] on page 3/46.
• Press the "OK" key to remote control.
• After a while, If “EDID WRITE OK" is displayed, the setting is completed.
“CAUTION”
The data based on model discrimination information in the LB harness (IF substrate ~
LCD_A3C substrate) is described to EEPROM. Confirm the thing that the inspected set
is corresponding to the size of the panel on the process page 1.
(When not written in, HDMI does not function.)
CAUTION: After factory setting is set, Please do not turn on the power supply.
If you turn on the power supply, Please execute the factory setting again.
Please do not carry out power supply OFF with remote control.
Please do not carry out power supply OFF with remote control.
Adjustment point
Adjustment conditions
Adjustment procedure
1
Factory settings
Please end by MAIN
POWER key "OFF."
(See to below caution)
POWER key "OFF."
(See to below caution)
[Factory setting with adjustment process mode]
• Enter the adjustment process mode.
• Move the cursor to [INDUSTRY INIT] on page 2/46.
• Enter the adjustment process mode.
• Move the cursor to [INDUSTRY INIT] on page 2/46.
and press the [OK] key.
• After a while, “INDUSTRY INIT SUCCESS” is displayed in the upper part of the
screen and the setting is completed.
When succeeding: Background color (green)
When failing: Background color (red)
The following items are initialized in the factory setting.
1) Last state of operation.
2) The contents of an error are cleared.
When failing: Background color (red)
The following items are initialized in the factory setting.
1) Last state of operation.
2) The contents of an error are cleared.
(Back light operation time is not cleared.)
How to exit from adjustment process mode.
After adjustments, to exit the adjustment process mode, turn off the MAIN power key.
When the power is turned off with the remote control, unplug the AC power cord and plug it back in.
After adjustments, to exit the adjustment process mode, turn off the MAIN power key.
When the power is turned off with the remote control, unplug the AC power cord and plug it back in.
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