Page 4 of 6 AR-B1663 Manual
1.20 PRIMARY PARALLEL PORT CONNECTOR
(J11)
Signal
Name
Pin
#
Pin
#
Signal
Name
Line printer strobe
1
14
AutoFeed
PD0, parallel data 0
2
15
Error
PD1, parallel data 1
3
16
Initialize
PD2, parallel data 2
4
17
Select
PD3, parallel data 3
5
18
Ground
PD4, parallel data 4
6
19
Ground
PD5, parallel data 5
7
20
Ground
PD6, parallel data 6
8
21
Ground
PD7, parallel data 7
9
22
Ground
ACK, acknowledge
10
23
Ground
Busy
11
24
Ground
Paper empty
12
25
Ground
Select
13
N/A
N/A
1.21 SYSTEM FAN POWER CONNECTOR (J12)
1.22 EXTERNAL ATX POWER CONNECTOR (J14)
Pin #
Signal Name
1
Ground
2
PS-ON (soft on/off)
3
5VSB (S5V)
1.23 LAN1, LAN2 CONNECTOR (J15, J16)
Signal
Name
Pin
#
Pin
#
Signal
Name
LED1+
1
6
LED1-
RX+
2
7
RX-
LED2-
3
8
Ground
LED2+
4
9
Ground
TX+
5
10
TX-
1.24 SYSTEM FUNCTION CONNECTOR (J17)
Hard Disk Drive LED
Reset Switch
Reserved
ATX Power On Switch
SMI / Hardware Switch
Speaker
Power LED
n
Speaker: Pins 1 – 4
n
Power LED: Pins 11 – 13
Pin #
Signal Name
11
Power LED
12
No connect
13
Ground
n
SMI/Hardware Switch: Pins 6 and 16
Pin #
Signal Name
6
Sleep
16
Ground
n
ATX Power ON Switch: Pins 7 and 17
n
Reset Switch: Pins 9 and 19
n
Hard Disk Drive LED Connector: Pins 10 and 20
Pin #
Signal Name
10
Ground
20
5V
Pin #
Signal Name
1
Ground
2
+12V
3
Rotation detection
Pin #
Signal Name
1
Speaker out
2
No connect
3
Ground
4
+5V
