Control Panel - Hitachi IJ PH Service Manual

With respect to the setting
the calibrating touch
screen coordinate, refer to
the instruction manual "5.4
Calibrating the touch
screen coordinates".
With respect to the setting
of date and time, refer to
the Instruction manual "4.3
setting the Date and
Time".
Connector for LCD
backlight
Cover
Power supply for LCD
backlight
3.2.3 Power supply for LCD backlight
[Function]
- The power supply board for LCD backlight.
[Note at the replacement]
- Before replacing the board, be sure to turn off the power.
- Be sure to connect to CN1 and CN2.

3.2.4 Control panel

[Function]
- A LCD, a power supply for the backlight, a touch panel and an EZJ97 board (LED
board) are included in the control panel.
[Note at the replacement]
- Before the replacement, be sure to turn off the power.
- Incorporate the EZJ124, the cover and the battery as shown in the following figure.
- Connect the harness of LCD, the power supply for the LCD backlight, the EZJ97
board, the engine (EZJ93 board) and the touch panel to the predetermined
connectors.
- After the replacement, setting the touch screen coordinates.
- Set the date and time.
Touch panel
connection cable
EZJ97 board
CN2 CN1
Caution
!
When inserting the touch panel connection cable
into the connector on EZJ102 board, always hold
both sides of reinforced section for connection (as
shown in the figure) so that the cable is not bent.
EZJ124 board
Connector for engine
(EZJ93 board)
3-8
Battery
Connector for
LCD
Connector for
EZJ97 board
Battery connection
cable