Wiring Diagrams
FaxCentre 2121/2121L 11/06 7-7
Control Panel: Connections to the Control Panel Board
CIS: Connections to the CIS
Table 3: Connections to the Control Panel Board
Pin Signal Input/Output Use
1 IOPUCE I/O Smart card serial data
2 GND - Ground
3 CLKPUCE O Smart card clock
4 RSTPUCE O Smart card reset
5 CVCC O Smart card supply control
6 FERCAP I Smart card present detection
7 SELALIM O Smart card supply select
8 GND - Ground
9 SCLKPUP O Control panel micro controller synchronous serial
link clock
10 TXPUP O Serial data to control panel micro controller
11 RXPUP I Serial data from control panel micro controller
12 CSPUP O Micro controller chip select
13 VEILLE* I Not used
14 REVEIL* O Not used
15 STSC* I Start of scan sensor
16 PSF* I Sheet present sensor
17 OUVCAP* I Cover open sensor
18 P3V3 - 3.3 V supply
19 VALIM - 5 V supply
20 ALIMCOUPE - 5 V supply
21 HPM O Differential LF signal to loudspeaker
22 HPP O Differential LF signal to
loudspeaker
Table 4: Connection to the CIS
Pin Signal Input/Output Use
1 VIDCIS I CIS video
2 CMD RESOL O 300/600dpi Resolution command
3 VIDEOGND - Ground
4 ALIMCIS - 5V Supply
5 VREFCIS O CIS reference voltage
6 SPCIS O CIS start pulse (line sync)
7 CLKCIS O CIS pixel clock (point sync)
8 ALIMLED O LED supply (current)
9 GNDLEDB O Blue LED cathode
10 GNDLEDV O Green LED cathode
11 GNDLEDR O Red LED cathode
12 GND - Ground
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