Read Sharp LC-20AD5E Service Manual online
C-1
SERVICE MODE LIST
This unit is provided with the following SERVICE MODES so you can repair, examine and adjust easily.
To enter to the SERVICE MODE function, press and hold both buttons simultaneously on the main unit and on the remote
control for more than the standard time in the appropriate condition. (See below chart.)
control for more than the standard time in the appropriate condition. (See below chart.)
Initialization of factory TV data.
NOTE: If you set factory initialization, the memories are reset such
NOTE: If you set factory initialization, the memories are reset such
as the channel setting, and the POWER ON total hours.
Set Key
Operations
Remocon
Key
VOL. DOWN
(Minimum)
1
2 sec.
Standard
Time
Set
Condition
POWER ON
POWER ON total hours are displayed on the screen.
Can be checked of the INITIAL DATA of MEMORY IC.
Refer to the "WHEN REPLACING EEPROM (MEMORY) IC".
Can be checked of the INITIAL DATA of MEMORY IC.
Refer to the "WHEN REPLACING EEPROM (MEMORY) IC".
VOL. DOWN
(Minimum)
6
2 sec.
VOL. DOWN
(Minimum)
9
2 sec.
POWER ON
POWER ON
Display of the Adjustment MENU on the screen.
Refer to the "ELECTRICAL ADJUSTMENT" (On-Screen Display
Adjustment).
Refer to the "ELECTRICAL ADJUSTMENT" (On-Screen Display
Adjustment).
VOL. DOWN
(Minimum)
2 sec.
POWER ON
2
Check of the SUM DATA, POWER ON total hours, MICON
VERSION and DIGITAL TV MICON FIRMWARE on the screen.
Refer to the "WHEN REPLACING EEPROM (MEMORY) IC".
VERSION and DIGITAL TV MICON FIRMWARE on the screen.
Refer to the "WHEN REPLACING EEPROM (MEMORY) IC".
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