Ricoh HS2P PLUS Service Manual - Page 8

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ELECTRICAL COMPONENT LAYOUT

1.4 ELECTRICAL COMPONENT LAYOUT
1.4.1 SCANNER
8
7
No.
Name
Home position sensor
1
2
SCU
3
Lamp Stabilizer
SBU
4
5
Scanner Motor
6
SOP
7
PSU
8
IOB
9
SIMM
ERCU
10
11
Exposure lamp
11
10
9
6
Detects whether the first scanner is at the home
position.
Controls the overall scanner function.
Provides ac power to the exposure lamp.
Contains the CCD, and outputs a video signal to the
SCU.
Drives the scanners.
This contains the scanner indicator lamps.
Provides dc voltages to the system.
Controls the mechanical parts of the scanner.
32MB RAM
Outputs a video signal of the reverse side of the original
to the SCU.
Illuminates the original for exposure.
4
5
Function
1-8
16 February 2000
1
2
3
G413V504.WMF