CODES
====

The following are recoded codes for the Z606 sound system. It is using NEC
encoding

 Button  | Address | Command
-----------------------------
 Power   | 0x7484  | 0xFF
 Mute    | 0x7080  | 0xB9
 2.1/5.1 | 0x7080  | 0xEC
 VOL-    | 0x7080  | 0xC8
 CHANNEL | 0x7080  | 0xC1
 VOL+    | 0x7080  | 0xC7
 AUX     | 0x7080  | 0xB4
 BLE     | 0x7080  | 0xBA
 RCA     | 0x7080  | 0xF9
 BACK    | 0x7080  | 0xAE
 PLAY/P  | 0x7282  | 0xA8
 FORWARD | 0x7080  | 0xAF