Control Panel Board - Xerox FaxCentre 2121 Service Manual
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Also See for FaxCentre 2121:
- User manual (146 pages) ,
- Specifications (2 pages) ,
- Quick reference manual (2 pages)
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Control Panel Board
The control panel board manages the keyboard and the LCD screen by means of a micro control-
ler, which communicates with the CPU via a synchronous serial link.
The LCD screen is equipped with its own driver using COG (Chip On Glass) technology.
On this board are also installed:
•
The scanner sensors.
•
The external connector for the smart card and the internal connector for the loudspeaker.
These latter elements being managed by the CPU.
Sensors
•
PSF: sheet present, detects the insertion of a sheet to be scanned.
•
DA: start of scan, used to position the sheet relative to the CIS.
•
OUV: cover open, detects the opening of the scanner cover: the motor is then stopped auto-
matically.
FaxCentre 2121/2121L
Figure 1
11/06
Wiring Diagrams
7-3
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