THEORY GUIDE
10DEC05
INTERLOCK
TG4825-1
Page
109 of 120
H194_5032HC
The INTERLOCK protects users from exposure to electrical systems by de-energizing
selected systems when the FRONT DOOR opens.
+24 V DC
-24 V DC
FRONT DOOR
INTERLOCK
SWITCH
DC MOTOR +24 V DC
K1
SLOW SCAN CONTROLLER BOARD
+24 V DC
K3
not used
K2
ERASE LAMPS
K4 = RELAY
LASER DRIVER DIODE BOARD -24 V DC
K1
MSC BOARD
DC voltage for
DUPLEX CAM and
CASSETTE
DRIVE MOTOR
A6
+24 V DC
SLOW SCAN
CONTROLLER
BOARD
ERASE
+24 V DC
LAMPS
A4
GALVO
-24 V DC to
BOARD
LASER DRIVER
PRE-REGULATOR
BOARD
LASER DRIVER
-6.5 V DC
A18
PRE-REGULATOR
BOARD
Power Distribution
A17
LASER DIODE
DRIVER BOARD