Maple Systems Windows Embedded CE 6.0 Pro Edition User Manual
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1010-1017 Rev. 00
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Fusing Requirements
If the display does not come on within two seconds of power up, remove
power. An internal fuse will prevent damage if the polarity of the DC
power is incorrect. Check wiring to insure proper connections and try to
power up again.
Serial Port Connections
The diagrams below indicate the proper pin connections for the serial
ports of the OMIs.
Figure 7: Serial Port Pin outs
COM1 [RS-232]/COM3 [RS-232]
Pin out of DE9P (male) connector
Pin #
COM1[RS232]
COM3[RS232]
1
2
RXD
3
TXD
4
5
Signal Ground
6
7
RTS
TXD
8
CTS
RXD
9