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Chapter 5 - Maintenance
5-4
PL-DU6900/PL-DU7900 User Manual
When Changing the PL-DU6900 Backlight
6)
Disconnect both
backlight power
connectors from the
board.
7)
Each backlight (upper
and lower) is fixed in
place with two (2)
attachment screws.
Remove these 4
screws.
• U s e a n " 0 " s i z e d
Phillips screwdriver
to remove the back-
l i g h t a t t a c h m e n t
screws.
• Be careful not to lose
any of the small at-
tachment screws.
• Do not let any of at-
tachment screws fall
inside the DU unit’s
chassis or front panel
area, since it could
cause an electrical
short when the DU's
power is turned ON
again.
Power
Connectors
Board
Backlight
Backlight
Board
Power
Connector
Backlight
Backlight