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3.7 COM port connector (CN20,CN12)

The motherboard of PPC-L60T

provides two serial ports

(COM1: RS-232; COM2:

RS-

232/422/485) in one DB-9 connector (COM1)

and one 14-pin

dual-inline, male header.

It provides

connections for

serial

devices (a mouse, etc.)

or a communication network. You

can

find the

pin assignments for the COM port connector

Appendix

4.6.1COM2 RS-232/422/485 setting (pin 1-6 of JP1)

COM2

can be configured to operate in RS-232, RS-422, or

RS-485

mode. This

is done via JP1

Table 2.4:

JP1:

COM2 RS-232/422/485 select

PINS RS-232* RS-422 RS-485

1-2 Open Open Closed

3-4 Open Closed Open

5-6 Closed Open Open

3.8 hernet configuration

The PCM-9373

is equipped

with

a high performance 32-bit

PCI-bus

Ethernet

interface which is

fully

compliant with

IEEE 802.3U

10/

100Mbps

CSMA/CD standards.

It is supported

all

major network operating systems.

The medium type

can

be configured

via the

RSET8139.EXE

program included on the

utility disk. (See

Chapter 3 for detailed information.)

4.7.l1

100Base-T connector (CN17)

100Base-T connections

are made

via the on-board RJ-45

connector

4.7.2 Network

boot

The Network Boot

feature

can

be utilized by incorporating

the

Boot ROM image files for the appropriate network

operating system. The Boot ROM BIOS files are included in

the system

BIOS, which is on

the utility CD disc.

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