S
CANNER AND
Scanner Pinout Connections
The MS9520 and MS9540
scanner interfaces terminate to
a 10-pin modular jack. The
serial # label indicates the
interface enabled when the
scanner is shipped from the
factory.
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38
C
T
ABLE
ERMINATIONS
1
10
MS9520-41 & MS9540-41
RS-232C and Light Pen Emulation
Pin
1
Ground
2
RS-232 Transmit Output
3
RS-232 Receive Input
4
RTS Output
5
CTS Input
6
DTR Input/LTPN Source
7
Reserved
8
LTPN Data
9
+5VDC
10
Shield Ground
MS9520-47 & MS9540-47 Keyboard
Wedge and Stand-Alone Keyboard
Pin
1
Ground
2
RS-232 Transmit Output
3
RS-232 Receive Input
4
PC Data
5
PC Clock
6
KB Clock
7
PC +5V
8
KB Data
9
+5VDC
10
Shield Ground
MS9520-11 & MS9540-11 IBM 468X/469X
Pin
1
Ground
2
RS-232 Transmit Output
3
RS-232 Receive Input
4
RTS Output
5
CTS Input
6
DTR Input
7
IBM B-Transmit
8
IBM A+ Receive
9
+5VDC
10
Shield Ground
Function
Function
Function
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