Aiwa 0121 Mapped by Rick Koch, 08/04/01
Codes tested on NSX-HMA56 mini theater system from a 15-1994:

Code    Function        Default Key
012    Œ3¹key
013    Œ7¹
014    Œ1¹
015    Œ5¹
016    Œ2¹
017    Œ6¹
018    Power            Power
019    Œ4¹
028    Ch -,REW         Ch -,REW
029    T-Bass           Cursor Left
030    Stop             Stop
031    Unknown - display lights up when pressed
032    Ch +,FFW         Ch +,FFW
033    REC              REC
034    Play             Play
035    Pause            Pause
066    Unknown - display lights up when pressed
076    Open/Close
077    CD Edit/Check
078    Clock
079    Random/Repeat    Last
080    Tuner: Mono/Stereo
081    Repeat           Center
083    Unknown - display lights up when pressed
092    Play CD 3 (Disc direct play)
094    Play CD 1
096    Play CD 2
098    Karaoke
128    ProLogic         Surround
140    Œ+10¹
142    Œ9¹
144    Œ0¹
145    Sleep            Sleep
146    Œ8¹
147    Timer
157    Program          Menu
158    GEQ              Cursor Right
159    VOL +            VOL +
160    Unknown - display lights up when pressed
161    VOL -
162    BBE              Cursor Up
204    Tape/Deck        Œ2¹
205    CD
207    Video            Œ4¹
209    Input Select     Œ3¹,Input Select
211    Tuner/Band       Œ1¹
226    Manual Select