Sony STR-ZA3000ES User Manual page 16

[9] Preparation
Connecting speakers (for STR-ZA3000ES)
Connect each speaker as illustrated below.
Be sure to disconnect the AC power cord (mains lead) before connecting cables.
For details on how to connect speaker cables to the receiver, see "How to connect speaker
cables."
Monaural audio cable (not supplied)
Speaker cable (not supplied)
*1
If you connect a subwoofer with an auto standby function, turn off this function when watching
movies. If the auto standby function is turned on, it switches to standby mode automatically based
on the level of the input signal to the subwoofer, and the sound may not be output.
*2
Notes on connections to the SPEAKERS SURROUND BACK/FRONT HIGH/FRONT B/BI-
AMP/ZONE 2 terminals
If connecting only one surround back speaker, connect it to the L (+/-) terminals.
If you have an additional front speaker system, connect it to these terminals. In this case,
perform the following procedure:
Installing and connecting speakers