[MAME]


Mahjong Vegas
Dynax, 199?

This game runs on Royal Mahjong hardware.

Top PCB
-------
D5011308L1
|-----------------------------------|
| DIP32 DIP32 5003  5002 DIP32 5001A|
|DIP40                          62XX|
|                         32.768kHz |
|                             RTC   |
|                   |-----------|   |
|                   |    CPU    |   |
|                   |-----------|   |
|DSW4   DSW2                        |
|    DSW3   DSW1           PAL      |
|                                   |
|                                   |
|                                   |
|    D50-2                          |
|*      D50-1            8MHz       |
|  %         &             BATTERY  |
|-----------------------------------|
Notes:
      Every chip has it's surface scratched
      *     - Cable connector joined to main PCB (to original PROM socket on main board)
      %     - RGB Video output
      &     - +12V input to top PCB
      DIP32 - Empty DIP32 socket
      DSWx  - have 10 switches each
      DIP40 - Socket joins to main PCB
      CPU   - unknown SDIP64 chip. Possibly TMP90P640 or similar TLCS-90 type CPU
              Pins 9-14 have been broken off and removed!
      62XX  - 6264 or 62256 SRAM
      D50-* - 82S147 color PROMs


Main PCB
--------
FRM-00 (with Falcon Logo.... PCB is made by Falcon)
|------------------------------------------------|
|  6116 DIP24 ROM6  ROM5  ROM4  ROM3  ROM2  ROM1 |
|HA1368                                          |
|                                                |
|     VOL                                DIP40   |
|                                                |
|             DSW(8)                    18.432MHz|
|M                                               |
|A                                               |
|H                                               |
|J                                               |
|O  AY3-8910                                     |
|N           4116    4116                        |
|G           4116    4116                        |
|2           4116    4116                        |
|8           4116    4116                        |
|            4116    4116                        |
|            4116    4116                        |
|            4116    4116                        |
|            4116    4116                        |
|------------------------------------------------|
Notes:
      DIP40 - Socket joins to top PCB
      DIP24 - Unpopulated socket
      AY-3-8910 - clock 1.536MHz (18.432/12]
      ROM* - Unpopulated DIP24 sockets


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