Owner's manual

QDR – QTech Digital Radio – Owners Manual – v1.3 – August 2012 10
www.qtech.co.nz Tel: [phone]
6.0 Jumper Settings
A list of all jumpers and their positions on the QDR has been provided for reference.
Jumper Description
JP1 ISP Programming Enable
JP2 ISP Programming Enable
JP3 RS485 120 Ohm Line termination on A-B
JP4 RS485 120 Ohm Line termination on Y-Z
JP5 RS485 A-Y Link
JP6 RS485 B-Z Link
JP7 RF Power Amplifier Bias Disconnect