Lanner LEC-7900 User Manual download pdf (Page 14)

COM1: Internal COM1 ( D-SUB9) Connector

PIN NO. DESCRIPTION

1 Data Carrier Detect ( DCDA # )

2 Receive Data ( RXDA )

3 Transmit Data ( TXDA )

4 Data Terminal Ready ( DTRA # )

5 Ground ( GND )

6 Data Set Ready ( DSRA # )

7 Request To Send ( RTSA # )

8 Clear To Send ( CTSA # )

9 Ring Indicator ( RIA # )

SC2T1 : Select COM1 Type

COM2 TYPE SC1T2

SC1T1 SC1T3

RS-232 (Default)

1-2 1-5,2-6,3-7,4-8 5-6

RS-422 3-4 5-9,6-10,7-11,8-12

RS-485 5-6 5-9,6-10,7-11,8-12

J3: RS-232 Serial Port #2 Connector ( 2X5 Pin 2.54mm Header )

DESCRIPTION

PIN NO.

RS-232

1 Data Carrier Detect (DCDB #)

2 Data Set Ready (DSRB #)

3 Receive Data (RXDB)

4 Request To Send (RTSB #)

5 Transmit Data (TXDB)

6 Clear To Send (CTSB #)

7 Data Terminal Ready (DTRB #)

8 Ring Indicator (RIB #)

9 Ground

10 KEY

SATA 1 / 2 : SATA CONNECTOR

PIN NO.

DESCRIPTION

1 GND

2 TX+

3 TX-

4 GND

5 RX-

6 RX+

7 GND

1 5

9 6

COM

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 35 36

LEC-7900D 1
Safety Guidelines 3
EMC Notice 4
1.1 Product Introduction 6
1.2 Specifications 7
LEC-7900D User Manual 8
2 System Components 9
2.3 Jumper setting and Pin 12
Assignment 12
JLCD1: LCD Power 16
：Mini-PCI Connector 17
：Mini-PCIE Connector 18
Hardware 19
Installation 19
2. Install CPU 24
Appendix A. Watchdog Timer 27
Appendix B. Digital I/O 30
Terms and Conditions 35
RMA Service Request Form 36

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Lanner LEC-7900 User Manual Page 14

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