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Jumpers
JCF1: CF IDE1 Mode Master/ Slave
Selection (7)
Connector type: 2.54mm pitch 1x2-pin headers.
Pin
Mode
Short
Master (Default)
Open
Slave
JBAT1: Clear CMOS Setting (9)
Connector type: 2.54mm pitch 1x3-pin headers.
Pin
Mode
1-2
Keep CMOS (Default)
2-3
Clear CMOS
JVLCD1: LCD Panel Voltage Selection
(15)
The voltage of LCD panel could be selected by
JVLCD1 in +5V or +3.3V.
Connector type: 2.54mm pitch 1x3-pin headers.
Pin
Voltage
1-2
+5V
2-3
+3.3V (Default)
JRS1: COM2 RS-232/422/485 Selection
(16)
Connector type: 2.00mm pitch 2x3-pin headers.
RS-232
Mode
(Default)
1-2
Short
3-4
Open
5-6
Open
1
2
5
6
JV1: COM1 Port Power Special
Support (20)
Connector type: 2.54mm pitch 1x3-pin headers.
Pin
Mode
1-2
pin-1 is +5V
2-3
pin-1 is DCD# (Default)
1
2
1
2
3
2
1
3
2
1
3
2
1
3
2
1
RS-422
RS-485
Open
Open
Short
Open
Open
Short
1
2
1
2
5
6
5
6
3
2
1
3
2
1
JPWR1: AT/ATX Power Mode (31)
Connector type: 2.54mm pitch 1x2-pin headers.
Pin
Mode
Short
AT mode
Open
ATX Mode (Default)
Connectors
CPUF1: CPU Fan Connector (1)
CPUF1 is a 3-pin headers for the CPU fan. The fan
must be a +12V fan.
Pin
Description
1
GND
2
+12V
3
FAN_Detect
IDE1: Primary IDE Connector (2)
Connector type: 2.54mm pitch 2x20 box headers.
Pin
Description
1
IDE RESET
3
DATA7
5
DATA6
7
DATA5
9
DATA4
11
DATA3
13
DATA2
15
DATA1
17
DATA0
19
GND
21
REQ
23
IO WRITE
25
IO READ
27
IO READY
29
DACK
31
IRQ14
33
ADDR1
35
ADDR0
37
CS#1
39
IDEACTP
- 7 -
1
2
1
2
1
2
3
Pin
Description
2
GND
4
DATA8
6
DATA9
8
DATA10
10
DATA11
12
DATA12
14
DATA13
16
DATA14
18
DATA15
20
N/C (Key)
22
GND
24
GND
26
GND
28
IDSEL
30
GND
32
N/C
34
ATA66 DETECT
36
ADDR2
38
CS#3 (HDSELECT1)
40
GND
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