Proface FP3900 - 19 Flat Panel" - Manual (Page 77)

7.3 Backlight Replacement
FP-2500/FP-2600 Series User Manual 7-6
1) Turn the FP unit’s power OFF (i.e. dis-
connect the FP unit's power cord). Use
a Phillips screwdriver to remove the
case’s seven (7) rear attachment screws
and USB holder. Pivot the rear cover
open, starting from the top of the unit.
• Be sure not to break the rear
cover’s four (4) alignment tabs
when you open it.
• To prevent FP unit damage, be
sure the FP unit's rear cover
open/close direction is correct.
2) The cover is fastened at the bottom,
and hinges open.
3) Loosen the three (3) circuit board at-
tachment screws.
4) The circuit board is connected on one
side, and hinges open.
Rear Attachment Screws
Attachment
Screws
When the FP unit's power has
just been turned OFF, the circuit
board chassis is still very hot! Be
sure to wear gloves to prevent
being burned.
5) Disconnect the upper backlight's two
(2) power connectors.
Connectors
USB
holder
7.3.1 Replacing GP577RT-BL00-MS