Russound CA4 用户手册

Source Identification (labels provided)

Volume Indicator LEDs 

shows increases from left to right

Increase Volume

Select Source

Decrease Volume

IR Receiver 

Power and 

Red LED talkback

CA4 Keypad (front)

with Decora® Trim Plate

Jumper will enable firmware 

updates 

Jumper OFF - Normal Mode

CAT-5 with RJ-45 

termination to connect to 

the wall port

CA4 Keypad (rear)