
LASER EXPOSURE
SM 2-9 G031/G032
Detailed
Descriptions
2.2.4 LD SAFETY SWITCH
Front Cover Safety Switch
To ensure that the laser beam does not inadvertently switch on during servicing,
there is a safety switch located at the front cover. The switch is on the LD 24 V line.
Mechanical Laser Shutter
When the toner cartridge is removed, the laser shutter is released and this
interrupts the laser beam.
Power Supply
Unit
Engine Control
Board
LD Drive Board
LD Driver
LD
+24V
CN7-7 CN1-7CN16-1
CN104-1
PD
Volta
e
Re
ulator
Front Cover
Safety Switch
CN103-2CN103-1
G031D500.WMF
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