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10 pin IDC male connector layout
10 pin IDC male connector
right side Pin Pin
2 DCD Data Carrier Detect
4 RxD Received Data (by DTE)
6 TxD Transmitted Data (by DTE)
8 DTR Data Terminal Ready
10 GND Signal Ground
1 DSR Data Set Ready
3 RTS Request To Send
5 CTS Clear To Send
7 RI Ring Indicator
9 prot.GND Not on the DB-9. Protective ground: Shield of plugs and cable are connected here


According to 2 reports in our database (1 positive and 1 negative) the HP 200lx serial port pinout may be incorrect.

Is this pinout
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