NAR-5620 Series
User
’
s
Manual
12
J17 : PCI-Express x4 Connector
PIN No.
Signal Description
PIN No.
Signal Description
B1
+12V
A1
+12V
B2
+12V
A2
+12V
B3
+12V
A3
+12V
B4
GND
A4
GND
B5
SM BUS CLOCK
A5
+5V
B6
SM BUS DAT
A6
+5V
B7
GND
A7
+3.3V
B8
+3.3V
A8
+3.3V
B9
+3.3V
A9
+3.3V
B10
3VSB
A10
+3.3V
B11
PCI-E WAKE Signal
A11
PCI-Express RESET
Key
B12
POWER GOOD Signal
A12
GND
B13
GND
A13
Reference Clock (+)
B14
Transmitter differential pair Lane 3(+)
A14
Reference Clock (-)
B15
Transmitter differential pair Lane 3(-)
A15
GND
B16
GND
A16
Receiver differential pair Lane 3 (+)
B17
WDT Clock
A17
Receiver differential pair Lane 3 (-)
B18
GND
A18
GND
B19
Transmitter differential pair Lane 2(+)
A19
+3.3V
B20
Transmitter differential pair Lane 2(-)
A20
GND
B21
GND
A21
Receiver differential pair Lane 2 (+)
B22
GND
A22
Receiver differential pair Lane 2 (-)
B23
Transmitter differential pair Lane 1(+)
A23
GND
B24
Transmitter differential pair Lane 1(-)
A24
GND
B25
GND
A25
Receiver differential pair Lane 1 (+)
B26
GND
A26
Receiver differential pair Lane 1 (-)
B27
Transmitter differential pair Lane 0(+)
A27
GND
B28
Transmitter differential pair Lane 0(-)
A28
GND
B29
GND
A29
Receiver differential pair Lane 0 (+)
B30
Reference Clock (+)
A30
Receiver differential pair Lane 0 (-)
B31
Reference Clock (-)
A31
GND
B32
GND
A32
+3.3V
J19 : Miscellaneous Header
PIN No.
Signal Description
1
+3.3V
2
VCC Power Suspend Signal
3
HDD Power Signal
4
GND
5
GND
6
5VSB
7
Reset
8
Power On
9
Load Default
10
GND
J25 : External Speaker Header
PIN No.
Signal Description
1
Speaker