SCANVIEW ScanMate 5000 - Control board; Optical System Block Diagram

Control board
Signal Test Point
Red TP46
Green TP47
Blue TP48
Sync. TP57
Ground TP100
Refer to section 7•7 for location of the fuses and test points on the driver
board, and 7•5 for test points on the control board.
Optical System Block Diagram
1 • GENERAL INFORMATION
Edition 1 • January 1996 Service Manual • ScanMate 4000/5000
1•7
Drum
Blue
PMT’s
TP48
TP47
TP46
TP57
clk
Amps
and
AD
converters
Control
board
All test points are located on the control board
CPU/SCSI
Green
Red
Original
DC motor
Encoder
Sync.
signal
Sensor
Focus motor
Aperture motor
Fibre
optics
Fibre
optics
Trans-
mission
light
Reflec-
tion
light
Light tube
Beam
splitter
and
filters