12) COMA/COMB (Serial Port Headers)
Each COM header can provide one serial port via an optional COM port cable. For purchasing the optional
COM port cable, please contact the local dealer.
Pin No.
Definition
Pin No.
Definition
1
NDCD-
6
NCTS-
2
NDSR-
7
NDTR-
3
NSIN
8
12V_5V
4
NRTS-
9
GND
5
NSOUT
10
NC
10
9
2
1
11) SPEAKER (Buzzer Header)
Connects to the buzzer on the chassis front panel. The system reports system startup status by issuing a
beep code. One single short beep will be heard if no problem is detected at system startup.
Pin No.
Definition
1
VCC
2
NC
3
NC
4
SPK-
DEBUG
PORT
G.QBOFM
1
13) LVDS (LVDS Header)
LVDS stands for Low-voltage differential signaling, which uses high-speed analog circuit techniques to
provide multigigabit data transfers on copper interconnects and is a generic interface standard for high-
speed data transmission.
(Note) Connects to Pin 25 and the ground pin of the LVDS.
Pin No.
Definition
Pin No.
Definition
Pin No.
Definition
1
LCD_VCC
15
-RXO3_C
29
CABLE_DET
(Note)
2
LCD_VCC
16
+RXO3_C
30
-RXE3_C
3
VCC3
17
GND
31
+RXE3_C
4
NC
18
-RXECLKO_C
32
GND
5
NC
19
+RXECLKO_C
33
-RXECLKE_C
6
-RXO0_C
20
GND
34
+RXECLKE_C
7
+RXO0_C
21
-RXE0_C
35
GND
8
GND
22
+RXE0_C
36
SC_BKLT_EN
9
-RXO1_C
23
GND
37
SC_BKLT_CTL
10
+RXO1_C
24
-RXE1_C
38
FPD_PWR
11
GND
25
+RXE1_C
39
FPD_PWR
12
-RXO2_C
26
GND
40
FPD_PWR
13
+RXO2_C
27
-RXE2_C
14
GND
28
+RXE2_C
2
1
40
39
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