Signal – AAEON ECB-902M User Manual
Page 22
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E T X C a r r i e r B o a r d
E C B - 9 0 2 M
Chapter 1 Quick Installation Guide
1-22
7 N.C.
8 N.C.
9 N.C.
/+5V/+12V
10
N.C.
1.52 COM3 / COM4 Connector (CN18, CN19)
Pin Signal
Pin Signal
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RING/+5V/+12V
10
N.C.
1.53 Audio Connector (CN20)
Pin Signal
Pin Signal
A1 LINL
A2 GNDAUD
A3 GNDAUD
A4 LINR
B1 LOUTL
B2 GNDAUD
B3 GNDAUD
B4 LOUTR
C0 GNDAUD
C1 N.C.
C2 GNDAUD
C3 GNDAUD
C4 MIC_IN
H1 GNDAUD
H2 GNDAUD
H3 GNDAUD
H4 GNDAUD
H5 GNDAUD
1.54 ATX Power Connector (CN21)
Pin Signal
Pin Signal
1 N.C.
11
N.C.
2 N.C.
12
-12V
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