User manual

Modular Matrix Switcher 8x8 (with Audio)
PTN Electronics Limited 12 www.PTN-electronics.com
2.2.11. AU88 Stereo Audio (MMX88A Only)
8x8 stereo audio cross point switching card. (Please check the specification from 5.2.11)
It supports the balanced/unbalanced audio, by different connection.
It is not a hot plug card, fixed on the chassis.
Balanced Audio Connection:
Unbalanced Audio Connection:
3. System Connection
3.1. Usage Precautions
1) System should be installed in a clean environment and has a prop temperature and
humidity.
2) All of the power switches, plugs, sockets and power cords should be insulated and
safe.
3) All devices should be connected before power on.