Sony STR-ZA2100ES Owner's Manual

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Turning on transmitting mode of the discrete code for Zone 2/Zone 3 
Press ZONE2 or ZONE3 on the remote control when transmitting mode of the 
discrete code for the main zone is active.
Transmitting mode of the discrete code for Zone 2/Zone 3 is activated when the selected zone 
button start flashing.
Command list in transmitting mode of the discrete code for Zone 2/Zone 3 
Key name
Transmitting mode of the 
discrete code (Zone 2/Zone 3)
Code name
HDMI OUTPUT
POWER OFF
ZONE2 
ZONE3 
MAIN 
POWER ON
ZONE 2 
(illuminated in red)
ZONE 2
ZONE 3 
(illuminated in red)
ZONE 3
MAIN 
(illuminated in red)
MAIN
BD/DVD
1
SAT/CATV
2
GAME
3
STB
4
VIDEO
5
AUX
6
TV
7
SA-CD/CD
8
TUNER
9
SOUND OPTIMIZER
10/0
PURE DIRECT
11/*
IN-CEILING SP MODE
12/#
CUSTOM PRESET 1
CUSTOM PRESET 2
CUSTOM PRESET 3
CUSTOM PRESET 4
DISPLAY
AMP MENU
RETURN
OPTIONS
SP SETUP
HOME
INPUT SETUP
TEST PICTURE
TEST TONE
AUTO CAL
Key name
Transmitting mode of the 
discrete code (Zone 2/Zone 3)
Code name
2CH/DIRECT
A.F.D. 
MOVIE
MULTI ST.
TUNING +
MEMORY
PRESET +
TUNING –
FM
AM
PRESET –
MUTING
 + 
MUTING OFF
 –
MUTING ON
INPUT +
FUNCTION +
INPUT –
FUNCTION –
INPUT MODE