Sharp LC-60LE831U Service Manual page 53

6. Special features
* STANDBY CAUSE (Page 1/27)
Display of a cause (code) of the last standby
The cause of the last standby is recorded in EEPROM whenever possible.
Checking this code will be useful in finding a problem when you repair the troubled set.
* EEP SAVE (Page 27/27)
Storage of EEP adjustment value
* EEP RECOVER (Page 27/27)
Retrieval of EEP adjustment value from storage area
7. Writing the microprocessor software
7.1. Writing the main microprocessor software and monitor microprocessor software
(Main PWB: QPWBXF733WJN1/QPWBXF733WJZZ/QPWBXF733WJN2)
Adjustment item
1 Writing the main micropro-
cessor software and moni-
tor microprocessor software
<Main PWB>
8. Signal adjustment
8.1. LCD section adjustment [LCD module adjustment]
Adjustment item
1 Opposite bias adjustment
(LCD module adjustment
item)
Adjustment conditions
Checker process 1. Using the checker, connect the specified writing tool to the TL8461 thru
TL8475.
2. Using the checker, connect the USB memory to the J9502 (TL9503, TL9506-
Checking the file version 9508) or J9504 (TL9520-9523)
Checking the USB memory 3. Apply the specified voltage to the PWB and boot it up with the tool connected.
4. Send the software writing start command via RS232C.
5. Send the writing status check command and confirm the response of OK. Then
turn off the power.
CAUTION: When the USB memory is not inserted or reading error occurs, nothing
Adjustment conditions
Adjustment in the center 1. Enter the process mode using the process adjustment remote control.
position of the panel
2. Select [VCOM ADJ (2D)] using the Channel
trol.
3. Press the Enter key to check that the pattern for adjustment is displayed.
4. Make adjustment so that the flicker located in the center of the screen is mini-
mized using the Volume +/- keys on the remote control.
5. If the optimum condition is obtained in step 4, press the Enter key to turn off the
pattern.
CAUTION: * Make adjustment with no ANT signal (since the brightness is
[Adjustment position]
LC-40/46/52/60LE835U/830U/832U/LC-60LE831U
Adjustment procedure
is written.
Adjustment procedure
changed by the active backlight).
1/2
1/2
1/2
5 – 10
/ keys on the remote con-
1/2