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32
SCANNER AND CABLE TERMINATIONS
Scanner Pinout Connections
The MS3780 scanner interfaces terminate to a 10-pin modular socket.
The serial number label indicates the interface enabled when the scanner is
shipped from the factory.
Figure 24.
MS3780-47
Keyboard Wedge and
Stand-Alone Keyboard
MS3780-41
RS232 and Light Pen Emulation
Pin
Function
Pin
Function
1
Ground
1
Ground
2
RS232 Transmit Output
2
RS232 Transmit Output
3
RS232 Receive Input
3
RS232 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
MS3780-40
Full Speed USB
MS3780-38
RS232 Low Speed USB
Pin
Function
Pin
Function
1
Ground/USB-
1
Ground/USB-
2
RS232 Transmit Output
2
RS232 Transmit Output
3
RS232 Receive Input
3
RS232 Receive Input
4
RTS Output
4
RTS Output
5
CTS Input
5
CTS Input
6
D+
6
D+
7
USB +V
7
USB +V
8
D-
8
D-
9
+5VDC
9
+5VDC
10
Shield Ground
10
Shield Ground
Continued on next page.