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SCANNER AND CABLE TERMINATIONS
Scanner Pinout Connections
The MS7220 scanner interfaces terminate to 10-pin modular jacks located
on the back of the unit. The serial # label indicates the interface enabled
when the scanner is shipped from the factory.
MS7220-12
OCIA
Pin Function
1 Ground
2 RS-232 Transmit Output
3 RS-232 Receive Input
4 RDATA
5 RDATA Return
6 Clock in
7 Clock out
8
Clock in Return/Clock out
Rtrn
9+5VDC
10 Shield Ground
MS7220-12 Keyboard Wedge
or
Stand-Keyboard
MS7220-12
RS-232 or Light Pen
Pin Function Pin Function
1 Ground 1 Ground
2 RS-232 Transmit Output 2 RS-232 Transmit Output
3 RS-232 Receive Input 3 RS-232 Receive Input
4 PC Data 4 RTS Output
5 PC Clock 5 CTS Input
6 KB Clock 6 DTR Input/LTPN Source
7 PC +5V 7 Reserved
8 KB Data 8 LTPN Data
9+5VDC 9+5VDC
10 Shield Ground 10 Shield Ground
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