Electrical
5B6331 – 01JUN99
71
Adjusting the Sensitivity of the DISPLAY PANEL LIGHT SENSOR
Warning
• Dangerous Voltage
• Possible damge from electrostatic discharge.
[1] De-energize the PROCESSOR.
[2] Lift the TOP COVER.
[3] Remove the SHROUD by loosening the 5 SCREWS.
[4] Remove the 5 SCREWS that secure the 3000 BOARD.
[5] Move the 3000 BOARD to access POTENTIOMETER 3057.
[6] Move SWITCH 3001 to “Display Auto Dimming” and rotate POTENTIOMETER R3057:
• clockwise to keep the DISPLAY PANEL illuminated in dim room lighting
• counterclockwise to dim the DISPLAY PANEL in bright room lighting
[7] Assemble the PROCESSOR and check that it operates correctly.
DISPLAY
FULL
BRIGHTNESS
DISPLAY
AUTO
DIMMING
H150_0162BA
3000 BOARD
POTENTIOMETER
R3057
SWITCH
S3001
5 SCREWS
SHROUD
H150_0162BCA