One World Touch OP 1200, Service Manual

Page: 78 / 135

Service Manual version 1008
OP 1200/1500/1700 (PC920 Intel 945G)
6-70
6.2.2. IO Board-IO006
The IO-006 is an I/O board links the onboard speaker-out, line-in, MIC-in, DIO and external FDD
from Io-005 to the system for external device connection.
6.2.2.1. Jumpers & Jumper Setting
CN4 DIO port
：
The DIO port address setting is selected in CMOS SETTING. Select ADDRES 200H OR
208H
Read DIO IN BIT0~BIT3 IN DIO PORT ADDRES BIT0~3
WRITE DIO OUT BIT0~3 IN DIO PORT ADDRES BIT4~7
JP2: CN4 DIO port pin#2 select
1-2
DIO IN Bit 0
2-3 DIO OUT Bit 2
JP1: CN4 DIO port pin#3 select
1-2
DIO IN Bit 1
2-3 DIO OUT Bit 3
JP4: CN4 DIO port pin#5 select
1-2
DIO OUT Bit 0
2-3 DIO IN Bit 2
JP2: CN4 DIO port pin#6 select
1-2
DIO OUT Bit 1
2-3 DIO IN Bit 3
6.2.2.2. CN6: EXT. Connector
CN6 is a 44-pin connector links the onboard speaker-out, line-in, MIC-in, DIO and external FDD to the
IO-006 for external device connection.