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NEXCOM APPC 1220T User Manual

Page 55

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Copyright © 2011 NEXCOM International Co., Ltd. All Rights Reserved.

Chapter 2: Jumpers and Connectors

APPC 1220T/1221T/1520T/1521T/1720T/1721T User Manual

40

COM3 Connectors
(APPC 1721T/1521T/1221T only)
Connector type: DB-9; 2x5 10-pin boxed header, 2.0 mm pitch
Connector location: CN6

1

2

9

10

Pin

Definition

Pin

Definition

1

COM3_DCD

6

COM3_DSR

2

COM3_RXD

7

COM3_RTS

3

COM3_TXD

8

COM3_CTS

4

COM3_DTR

9

COM3_RI

5

COM3_GND

10

COM3_GND

COM4 Connectors
(APPC 1721T/1521T/1221T only)
Connector type: DB-9; 2x5 10-pin boxed header, 2.0 mm pitch
Connector location: CN7

Pin

Definition

Pin

Definition

1

COM4_DCD

6

COM4_DSR

2

COM4_RXD

7

COM4_RTS

3

COM4_TXD

8

COM4_CTS

4

COM4_DTR

9

COM4_RI

5

COM4_GND

10

COM4_GND

6

1

5

9

1

2

9

10

6

1

5

9

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