===== PC Engine/TurboGrafx Power Supply List =====
The PC Engine/TurboGrafx family went through a lot of power supply revisions.  Different internal and external tip sizes, voltages and polarity.  Here's a list of the different models and settings.

^ PC Engine/TG Model ^ Voltage ^ Amps ^ Polarity ^ Part No. ^ Tip Size ^ Notes ^
|  PC Engine |  9V  |  650mA  |  -  | PAD-105 + PAD-106  | 5.5mm x 2.1mm |
|  CoreGrafx I+II |  9V  |  800mA  |  -  | PAD-105 + PAD-106  | 5.5mm x 2.1mm |
|  PC Engine Shuttle |  9V  |  800mA  |  -  | PAD-105 + PAD-106  | 5.5mm x 2.1mm |
|  SuperGrafx |  9V  |  800mA  |  -  | PAD-113  | 6.3mm x 3.0mm |
|  PC Engine GT |  7V  |  700mA  |  +  | PAD-121  | 3.5mm x 1.35mm |
|  CD-ROM2 |  9V  |  650mA  |  -  | PAD-105 + PAD-106  | 5.5mm x 2.1mm | Plug for using as a portable cd player |
|  CD-ROM2 Interface Unit |  9V  |  1450mA  |  -  | AD-IF30 + AD-IF30A | 5.5mm x 2.5mm | PAD-123 may also be another Part No. |
|  PC Engine Duo |  10V  |  1A  |  +  | PAD-124  | 6.3mm x 3.0mm |
|  Super CD-ROM2 |  12V  |  1A  |  +  | PAD-125  | 6.3mm x 3.0mm |DC out is 4.0mm x 1.7mm center negative |
|  Duo Monitor |  10.5V  |  750mA  |    | PAD-126  |
|  PC Engine LT |  9V  |  700mA  |  +  | PAD-127  |
|  DUO-R + RX |  9V  |  1A  |  +  | PAD-129 + PAD 130  | 4.75mm x 1.7mm |
|  Print Booster |  12V  |  1A  |    | PAD-111  |
|  TurboGrafx-16 |  10.5V  |  730mA  |  -  | HES-ACA-01  | 5.5mm x 2.1mm |
|  TurboGrafx-CD |  10.5V  |  650mA  |  -  | HES-ACA-01  | 5.5mm x 2.1mm | Plug for using as a portable cd player |
|  TurboGrafx-CD Dock |  11V    |  1.53A  |  -  | HES-ACA-02/03  | 5.5mm x 2.5mm |
|  TurboExpress |  7V  |  700mA  |  +  | HES-ACA-04  | 3.5mm x 1.35mm |
|  Turbo Duo |  10V  |  1A  |  +  | HES-ACA-05  | 6.3mm x 3.0mm |
  * Polarity refers to the center tip