Metrologic MS2020 Stratos, Service Manual, Page: 82 / 102

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©2004 Metrologic Instruments, Inc. All rights reserved MS2020 Stratos Service Manual
SERVICING DIAGRAMS, PARTS & PINOUTS
Pin out Charts Continued…
Scanner IBM to Host Scanner RS232 to Host
Pin Function Pin Function
1 Ground 1 Ground
2 RS232 TX 2 RS232 TX
3 RS232 RX 3 RS232 RX
4 RS232 RTS 4 RS232 RTS
5 RS232 CTS 5 RS232 CTS
6 RS232 DTR 6 RS232 DTR
7 IBM B- 7 IBM B-
8 IBM A+ / RS232 DSR 8 IBM A+ / RS232 DSR
9 NC 9 NC
10 NC 10 NC
USB or OCIA Auxiliary Port RS232 IN Only
Pin Function Pin Function
1 Ground 1 Ground
2
OCIA Sdata / LS
USB D-
2 RS232 Receive Input
3
OCIA Sdata / LS
USB D+
3 RS232 Transmit Output
4 OCIA RDATA 4 RS232 RTS In
5 OCIA RDATA Return 5 RS232 CTS Out
6
OCIA Clock In /
FS USB D+
6 NC
7
OCIA Clock Out /
+USBV
7 NC
8
OCIA Clock In Return
/
USB D- FS
8 NC
9 NC 9 +5V Out
10 Shield 10 NC
FS = Full Speed USB
LS = Low Speed USB