TYAN MITAC S8236 Hardware User Manual page 17

J4: COM2 Connector
J5/J12/J30/J34/J54/J55/J56: 4-Pin FAN Connectors
Signal
Use this header to connect the cooling fan to your motherboard to keep the
system stable and reliable.
J23: Front Panel Connector
J28: Fan TACH Connector
Signal
DCD
RXD
TXD
DTR
GND
Pin 1
GND
Signal
CPU0 FAN Tach
CPU1 FAN Tach
Front FAN1 Tach
Front FAN2 Tach
Front FAN3 Tach
GND
CPU1 FAN PWM
FAN11 Tach
FAN12 Tach
NC
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Pin
1
3
5
7
9
2
+12V
Signal
PWRLED+
KEY
PWLED- (GND)
HD_LED+
HD_LED-
PWR SW+
PWR SW- (GND)
Reset Switch+
RST SW- (GND)
ID Switch+
Temp Sensor
NMI Switch#
Pin
1
3
5
7
9
11
13
15
17
19
17
Pin Signal
2 DSR
4 RTS
6 CTS
8 RI
10 KEY
3
TACH
Pin Pin Signal
1 2
FP Power (5VSB)
3 4
ID_LED+
5 6
ID_LED- (GND)
7 8
Fault LED1-
9 10
Fault LED2-
11 12
LAN1_Active_LED+
13 14
LAN1_Active_LED-
15 16
SMB_DATA
17 18
SMB_CLK
19 20
INTRUDER_L
21 22
LAN2_Active_LED+
23 24
LAN2_Active_LED-
Pin Signal
2 Rear FAN1 Tach
4 Rear FAN2 Tach
6 FAN8 Tach
8 FAN9 Tach
10 FAN10 Tach
12 KEY
14 CPU0 FAN PWM
16 NC
18 NC
20 Front FAN1 PWM
4
PWM