120
SEP 2004
Ver. 1.2
DP-1520P/1820P/1820E
4.2.
Improper LCD Display
Note:
LCD Display Brightness Adjustment
To adjust the brightness of the LCD display, press and while holding down the "
CLEAR
" key, keep
pressing the "
ORIGINAL SIZE
" or the "
COPY SIZE
" key until the desired brightness is achieved.
ORIGINAL SIZE : Dimmer
COPY SIZE
: Brighter
Replace the SC PCB.
Is the trouble
resolved?
Replace the
Power Supply
Unit.
Check connectors: CN52 (SC PCB)
and CN220 (PNL1 PCB).
Is LED/LCD displayed?
Does the display appear normal?
Replace the LCD
Module.
Does CN52, pin 6 on the SC
PCB m5 VDC?
Yes
Yes
Yes
Yes
No
No
No
No
START
END
END
Summary of Contents for Workio DP-1520P
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