Jetway Computer NMF92-H61 - Manual (Page 16)

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(4) SPEAK (4-pin): Speaker Header
This 4-pin header connects to the case-mounted speaker. See the figure below.
(5) PWR LED (3-pin): Power LED Header
The Power LED header is light on while the system power is on. Connect the
Power LED header from the system case to this pin.
SPEAK
SPE
A
K
R-
NC NC
PWRLED
PIN1
SPEA
K
R+
PW
R
L
ED
+
PW
R
L
ED
-
PW
R
L
ED
-
PIN1
(6) CIR (7-pin): CIR Header
CIR Header
G
ND
NC 5
VSB
C
IR L
E
D-
V
CC
5
CI
R L
e
a
rn
2
Pin 1
CI
R
R
X
(7)USB2 (4-pin): USB Port Header
USB2 Header
Pin 1
VC
C
-
DA
T
A
GN
D
+
DAT
A