Manual

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3) Disconnect the upper backlight's power con-
nector.
5) Remove the old backlight.
Backlight Replacement
This unit has two backlights, one at the top and one at the bottom. The following explana-
tion is for changing the top backlight. To change the bottom backlight, simply repeat the
procedures shown here in the same order.
1) Turn the GP’s power OFF (i.e. disconnect
the GP's power cord). Use a Phillips screw-
driver to remove the case’s two (2) rear at-
tachment screws, and pivot the rear cover
open, starting from the top of the unit.
The rear cover cannot be completely
removed. If you attempt to remove it,
you may break the cover.
Upper Section
Lower Section
2)The cover is fastened at the bottom, and
hinges open from the top.
4)Unscrew the upper and lower backlight
holder attachment screws, and remove the
upper backlight unit's metal cover.
Since the attachment screws are small,
be sure not to lose them or allow them
to fall inside the GP's case.


GP570, GP577R, GLC300
• The backlight unit mentioned in the previous information should be changed using the
entire (i.e. bulb and holder) unit.
• Prepare a small container for the removed attachment screws to prevent them from
becoming lost or misplaced.
When the GP's power has just been
turned OFF, the circuit board chasis is
still very hot! Be sure to wear gloves
to prevent being burned.
Attachment
Screws
Attachment
Screws