8 Pin mini-din
1. D (B) RS 485
2. D (A) RS 485
3. Not Used
4. Negative Data Transmit Enable
5. TER port mode control
6. Not Used
7. GND 0V
8. Logical VCC

9 Pin SubD
1.DCD
2. Rx
3. Tx
4. DTR
5. Signal Ground
6. Not Used
7. RTS
8. CTS
9. Not Used

User-built cables are possible, but not recommended. An example below of a user-built cable employing a B&B Electronics RS232 - 485 converter (MN: 485LDRC) is shown below:
The dip switches on the converter are set to as follows:
1 Up, 2 Up, 3 Up, 4 Up, 5 Down, 6 Up, 7 Down, 8 Down

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Legacy KB System (APS) Data: RESL162737 V1.0, Originally authored by on , Last Edited by on
Related ranges: Uni-Telway