Apple LaserWriter AppleTalk connector

#Computer#Serial Interfaces#Apple
9 pin D-SUB MALE connector pin-out & layout

9 pin D-SUB MALE connector

PinNameDirDescription
1GND---Ground
2n/c Not connected
3GND---Ground
4TXD+-->Transmit Data +
5TXD--->Transmit Data -
6n/c Not connected
7RXCLK-->TRxC of Zilog 8530
8RXD+<--Receive Data +
9RXD-<--Receive Data -
Note: Direction is Printer relative Computer.

Apple ImageWriter Serial connector

Apple LaserWriter Serial connector