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Connecting an external control device
REMOTE CONTROL jacks
If this unit is  installed  in a  location that is out of range of  the  signal 
from  the remote  control unit,  you can  still operate  the unit  and  the 
devices connected to it by using a commercially available IR receiver.
You can also use it to remotely control ZONE2, ZONE3 (another room).
AUX 
OUT
Device equipped with a 
REMOTE CONTROL IN jack
Infrared 
retransmitter
Infrared 
sensor
Output
Input
RS-232C connector
When you connect an external control device, you can control this unit 
with the external control device.
External serial controller
Perform the operation below beforehand.
q Turn on the power of this unit.
w Turn off the power of this unit from the external controller.
e Check that the unit is in the standby mode.
TRIGGER OUT jacks
When  a device  with  TRIGGER IN  jack  is  connected,  the  connected 
device’s power on/standby can be controlled through linked operation 
to this unit.
The TRIGGER OUT jack outputs a maximum 12 V/150 mA electrical 
signal.
12 V/150 mA trigger-compatible device
Set to change the conditions for linked operation via the TRIGGER 
OUT 1 or 2 jack.
“Trigger Out 1” or “Trigger Out 2” (vpage105)
in Set as Necessary
NOTE
• Use  the  monaural  mini-plug  cable  for  connecting  TRIGGER  OUT 
jacks. Do not use the stereo mini-plug cable.
• If the permissible trigger input level for the connected device is larger 
than 12V/150mA, or has shorted, the TRIGGER OUT jack cannot be 
used. In this case, turn off the power to the unit, and disconnect it.
1.AVR4311CIEU_ENG_108.indd   27 2010/08/30   20:10:33