Parallel port Loopback for Norton/PassMark

pinout

Used to verify that a port is working. This one works with Norton Utilities: Norton Diagnostics and PassMark Software.

25 pin D-SUB male connector

Name Pin Pin Name Data Bit 0 2 15 Error Data Bit 1 3 13 Select Data Bit 2 4 12 Paper Out Data Bit 3 5 10 Acknowledge Data Bit 4 6 11 Busy

Source:www.pinouts.ru