3
3.Connecting Keypads
ZONE
IN
ZONE
OUT
ZONE
IN
ZONE
OUT
ZONE
IN
ZONE
OUT
CD | TUN | CD | TUN |
AV | MP3 | AV | MP3 |
OFF | V | OFF | V |
MUTE | V | MUTE | V |
CD | TUN | CD | TUN |
AV | MP3 | AV | MP3 |
OFF | V | OFF | V |
MUTE | V | MUTE | V |
ZONE1 ZONE2
IN IN
DC 12V
CLONE IN
IR OUT
ZONE1 ZONE2 
ZONE3 ZONE4
ZONE3 ZONE4
IN IN
CD | TUN | CD | TUN |
AV | MP3 | AV | MP3 |
OFF | V | OFF | V |
MUTE | V | MUTE | V |
ZONE
IN
ZONE
OUT
ZONE
IN
ZONE
OUT
COMMON IR OUT
ZONE
IN
ZONE
OUT