[MAME]

DJ Boy
1990, Kaneko / American Sammy Corp.

PCB Layout
----------

BS
|----------------------------------------------|
| 6264               BS15   6116               |
|                    BS-101 6116               |
| BS-005             780C-2                    |
| BS-004                           DSW1 DSW2   |
|                    6264              IO-JAMMA|
| 16MHz                     PAL1|----------|   |
| 12MHz                         |  BEAST   |  J|
|                               |----------|  A|
| BS-003              *                       M|
|            6116     BS-203  6295     YM2203 M|
| BS-000                           YM3014     A|
|          |-------|          6295  324  4558  |
| BS-001   |KANEKO |  780C-2        324        |
|          |PANDORA|                    VOL  JP|
| BS-002   |       |  BS-100  PAL2   324       |
|          |-------|           6264     VOL CN1|
| BS07     4464 4464  BS19     BS-200   LA4460 |
|          4464 4464  PAL3     D780C-2  LA4460 |
|----------------------------------------------|

Notes:
      D780C-2 - Z80 CPU. clock 6.000MHz [12/2] (for all 3 Z80 CPUs)
      BEAST   - DIP40 Microcontroller, 8xxx series (8041/8042/8751 etc).
                     Clock 6.000MHz on pins 18 & 19
                chip is stamped 'KANEKO Beast (C)Intel '80 (C)KANEKO 1988'
      YM2203  - Yamaha YM2203, clock 3.000MHz [12/4]
      6295    - OKI M6295, clock 1.500MHz [12/8]. Sample rate (Hz) = 12000000 / 8 / 165
      PANDORA - Custom Kaneko graphics generator chip stamped 'PX79C480FP-3 PANDORA-CHIP' (QFP160)
      4464    - 64k x4 DRAM (DIP18)
      6116    - 2k x8 SRAM (DIP24)
      6264    - 8k x8 SRAM (DIP28)
      VSync   - 57.5Hz
      HSync   - 15.68kHz
      JP      - 3 pin jumper to set mono/stereo sound output
      CN1     - 4 pin connector for speakers when jumper is set for stereo sound output
      PAL1    - PAL16L8 stamped 'BS-501'
      PAL2    - PAL16L8 stamped 'BS-502'
      PAL3    - PAL16L8 stamped 'BS-500'
      IO-JAMMA- Custom Kaneko ceramic I/O input resistor pack stamped 'I/O JAMMA MC-8282837'
      LA4460  - Sanyo 12W Power Amplifier (SIL10)
      *       - Unpopulated DIP32 position
      ROMs    -
                BS15.6Y    27C512 EPROM (DIP28)   \ There is an alt. set of labels used for these ROMs with an 'S'
                BS07.1B    27C512 EPROM (DIP28)   | added to the name (i.e. 'BS15S'), but the actual ROM contents is identical
                BS19.4B    27C1001 EPROM (DIP32)  / to the regular set (both sets dumped / verified)
                BS-000.1H  4M MASKROM (DIP32) {sprite}
                BS-001.1F  4M MASKROM (DIP32) {sprite}
                BS-002.1D  4M MASKROM (DIP32) {sprite}
                BS-003.1K  4M MASKROM (DIP32) {sprite}
                BS-004.1S  4M MASKROM (DIP32) {tile}
                BS-005.1U  4M MASKROM (DIP32) {tile}
                BS-100.4D  1M MASKROM (DIP28) {z80}
                BS-101.6W  1M MASKROM (DIP28) {z80 data}
                BS-200.8C  1M MASKROM (DIP28) {z80}
                BS-203.5J  2M MASKROM (DIP32) {oki-m6295 samples}

      DIPs    - SW1
                |--------------------------------------------|
                |              1   2   3   4   5   6   7   8 |
                |--------------------------------------------|
                |SCREEN NORMAL    OFF                        |
                |       FLIP      ON                         |
                |--------------------------------------------|
                |GAME   NORMAL        OFF                    |
                |MODE   TEST          ON                     |
                |--------------------------------------------|
                |COIN1  1C/1P                 OFF OFF        |
                |       1C/2P                 ON  OFF        |
                |       2C/1P                 OFF ON         |
                |       2C/3P                 ON  ON         |
                |                                            |
                |COIN2  1C/1P                         OFF OFF|
                |       1C/2P                         ON  OFF|
                |       2C/1P                         OFF ON |
                |       2C/3P                         ON  ON |
                |--------------------------------------------|
                |SW1 & SW4 NOT USED ALWAYS OFF               |
                |--------------------------------------------|

                SW2
                |--------------------------------------------|
                |              1   2   3   4   5   6   7   8 |
                |--------------------------------------------|
                |DIFFICULTY                                  |
                |NORMAL       OFF OFF                        |
                |EASY         ON  OFF                        |
                |HARD         OFF ON                         |
                |HARDEST      ON  ON                         |
                |--------------------------------------------|
                |BONUS                                       |
                |10,30,50,70,90       OFF OFF                |
                |10,20,30,40,50,                             |
                |60,70,80,90          ON  OFF                |
                |20,50                OFF ON                 |
                |NONE                 ON  ON                 |
                |--------------------------------------------|
                |LIVES    5                   OFF OFF        |
                |         3                   ON  OFF        |
                |         7                   OFF ON         |
                |         9                   ON  ON         |
                |--------------------------------------------|
                |DEMO SOUND  YES                      OFF    |
                |            NO                       ON     |
                |--------------------------------------------|
                |SPEAKER     STEREO                       OFF|
                |OUTPUT      MONO                          ON|
                |--------------------------------------------|


-

[04/01/99]

DJ Boy
Kaneko 1989
                     BS-65  6116
                     BS-101 6116
6264                 780C-2
BS-005
BS-004               6264
16mhz
12mhz                                   beast
        41101                           
BS-003                BS-203    6295    2203
BS-000  pandora       780C-2    6295
BS-001
BS-002  4464 4464     BS-100          6264
BS07    4464 4464     BS-64           BS-200
                                      780C-2

-

[UNMAMED]

Funny roller-skating beat-em-up with the voice of Wolfman Jack,
strangely enough. 
Info from Belmont:
The only really identifiable things are the sound chips:
2xMSM6295 ADPCM and a YM2203.
So my guess is: Z80 main, Z80 for sound, 2xMSM6295 and YM2203.

-