Jetway Computer NC63 - Manual (Page 18)

(5)FAN Speed Headers (3-pin): CPUFAN, SYSFAN1/SYSFAN2
Pin1: GND
Pin2: +12V fan power
Pin3: Fan clock
1 3
CPUFAN
SYSFAN2
SYSFAN1
3
1
3
1
(6) COM Port Header: COM1
COM Connector
COM
5
MD
C
D1
-
G
ND
MS
IN
-
MS
O
1-
MD
TR
1-
MD
S
R
1-
MC
TS
1-
MR
TS
1-
6
Pin 1
10
MR
I1
-
12