TYAN S8026 - Page 17

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17
CPU FAN/ SYS FAN1~5: 4-pin CPU Fan Connector
Pin
1
2
3
4
Signal
GND
VCC12
FAN_TACH
PWM
Use this header to connect the cooling fan to your motherboard to
keep the system stable and reliable.
Note: A 4-pin fan is required for fan support 4pin Control
DBG_HD1: TYAN Module Header
Signal
Pin
Pin
Signal
P3V3
1
2
FRAME_N
LAD0
3
4
KEY
LAD1
5
6
PLT_RST_N
LAD2
7
8
GND
LAD3
9
10
CLK_33M
DBG_SERIRQ
11
12
GND
DBG_PRES_N
13
14
VCC3_AUX
TPM_ADDR_MB
15
16
PCH_TPM_PP_EN
COM2: COM2 Header
Signal
Pin
Pin
Signal
DCD
1
2
DSR
SIN
3
4
RTS
SOUT
5
6
CTS
DTR
7
8
RI
GND
9
10
KEY
FAN_HD1: System FAN Connector
Signal
Pin
Pin
Signal
TACH1
1
2
TACH6
TACH2
3
4
TACH7
TACH3
5
6
TACH8
TACH4
7
8
TACH9
TACH5
9
10
TACH10
GND
11
12
KEY
PWM2
13
14
PWM1
TACH11
15
16
SMB_DATA
TACH12
17
18
SMB_CLK
NC
19
20
PWM3