Service Mode List - Hitachi P42A01 Service Manual

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.)
Set
Set Key
Condition
VOL. DOWN
POWER ON
(Minimum)
VOL. DOWN
POWER ON
(Minimum)
VOL. DOWN
ALL mode
(Minimum)
VOL. DOWN
ALL mode
(Minimum)

SERVICE MODE LIST

Remocon Standard
Key Time
1 2 sec.
6 2 sec.
8 2 sec.
9 2 sec.
Initialization of factory TV data.
NOTE: If you set factory initialization, the memories are reset
such as the channel setting, and the POWER ON total
hours.
Can be checked of the INITIAL DATA of MEMORY IC.
Refer to the "WHEN REPLACING EEPROM (MEMORY) IC".
Check of the SUM DATA, POWER ON total hours and MICON
VERSION on the screen.
Refer to the "WHEN REPLACING EEPROM (MEMORY) IC".
Display of the Adjustment MENU on the screen.
Refer to the "ELECTRICAL ADJUSTMENT" (On-Screen Display
Adjustment).
C-1
Operations