Digital Electronics Pro-face GP-377 Series User Manual page 97

Chapter 7 - Maintenance
Use the following steps to change the Backlight. Be sure to use gloves.
Attachment
Screws
Cord
Lock Tab
Rear Cover Connector
GP-377 Series Users Manual
Top Face
Lock Clip
Power Connector
Inverter Board
Guide Slot
Guide Tab
Front Unit Connector
1) Unplug the GP's power cord
from the power supply. Then,
remove the GP's power cord
terminals from the power
terminal block.
2) Unscrew the GP's two (2) top
face attachment screws.
3) Push down on the Lock Clip
and open the GP's rear cover.
4) Disconnect the backlight's
power connector from the
inverter board. Do not try to
pull the cord out of the back-
light.
5) Push the backlight's Lock Tab to
the right to free the backlight,
then pull it upwards and out of
the unit.
6) Insert the new backlight and
slide it into its slot until the
Lock Tab can be clicked into
place.
7) Attach the new backlight's
Power Connector to the inverter
board.
8) To replace the GP's rear cover,
insert the cover's guide tabs into
the case's guide slots and close
the cover. Be sure that the Rear
Cover Connector and the Front
Unit Connector are correctly
aligned.
7-5