COM2: 10-Pin External connector
Connector Parts Address Interrupt
COM2 COM2 2F8 IRQ3
Pin No. Description
1 Data Carrier Detect DCD
2 Receive Data RXD
3 Transmit Data TXD
4
Data Terminal
Ready
DTR
5 GND GND
6 Data Set Ready DSR
7 Request To Send RTS
8 Clear To Send CTS
9 Ring Indicator RI
10 GND GND
IR1: IrDA connector
Pin No. Description
1 VCC
2 NC
3 IR-RX
4 GND
5 IR-TX
CPU_FAN1: Fan Connector
Pin No. Description
1 GND
2 +12V
3 Rotation Signal
ATXCTL1: Back Plane to Mother Board Connector
Pin No Description
1 GND
2 ATX-ON
3 5VSB
J_AUDIO1: AC97 Connector for Audio Module
Pin No Description Pin No Description
1 SYNC 2 BITCLK
3 SDOUT 4 PCBEEP
5 SDIN 6 RST#
7 VCC 8 GND
9 +12V 10 GND
F_PANEL1: External Switches and indicators Panel
Pin Description Pin Description
1 +5V 2 +5V
3 N/C 4 N/C
Power
LED
5 GROUND 6 N/C
7 PWRBTSW- 8 Speaker
Speaker
PWRBTN
9 GROUND 10 N/C
11 +5V 12 Reset-
HDDLED
13 HDLED- 14 GND
RESET
KB1:KB Connector
Pin No. Description
1 KB Clock
2 KB Data
3 N/C
4 GND
5 VCC
DVI1: DVI connector
Pin No. Description
Pin
No.
Description
1 Data 2- 14 +5V Power
2 Data 2+ 15 GND
3 GND 16 High Plug Detect
4 N/C 17 Data 0-
5 N/C 18 Data 0+
6 DDC Clock 19 GND
7 DDC Data 20 N/C
8 N/C 21 N/C
9 Data 1- 22 GND
10 Data 1+ 23 Clock +
11 GND 24 Clock -
12 N/C 25 GND
13 N/C
CPU12V1:CPU Power connector
Pin Description Pin Description
1 GND 2 GND
3 +12V 4 +12V
Board Layout: Jumper and Connector Locations
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