IEI Technology PPC2-C ADL Series, User Manual, Page: 51 / 87

PPC2-Cxxx-ADL Series Panel PC
Page 39
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 DCD 2 RXD
3 TXD 4 DTR
5 GND 6 DSR
7 RTS 8 CTS
9 RI
Table 3-2: RS-232 Serial Port Pinouts
RS-232/422/485 Serial Port
The pinouts of the RS-232/422/485 serial ports are listed in the following table.
PIN NO. RS-232 RS-422 RS-485
1 DCD TXD422- TXD485-
2 RXD
3 TXD --
4 DTR RXD422- --
5 GND -- --
6 DSR -- --
7 RTS -- --
8 CTS -- --
9 RI -- --
Table 3-3: RS-232/422/485 Serial Port (COM3) Pinouts
3.12 Power-On Procedure
Installation Checklist
WARNING:
Make sure a power supply with the correct input voltage is being fed into the
system. Incorrect voltages applied to the system may cause damage to the
internal electronic components and may also cause injury to the user.
To power on the panel PC please make sure of the following:
Memory modules are installed
The rear cover is installed