Mystery J & B (V1.3G)
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Display
Type: raster Horizontal
Resolution: 512 x 256
Refresh: 60 Hz
Processors
NEC V35 @ 24 MHz
Audio
AY-3-8910A PSG @ 1.5 MHz
Channels: 1
Controls
Players: 1
Coin slots: 4
gambling, 9 buttons
DIP Switch Settings
Data from MAME. On later hardware, game settings are typically in the Test/Service Menu, not DIP switches. Learn more
| Switch | Setting | Options | Default |
|---|---|---|---|
| DSW1:1 | Unknown | ON Off ✱OFF On | Off |
| DSW1:2 | Unknown | ON Off ✱OFF On | Off |
| DSW1:3 | Unknown | ON Off ✱OFF On | Off |
| DSW1:4 | Unknown | ON Off ✱OFF On | Off |
| DSW1:5 | Unknown | ON Off ✱OFF On | Off |
| DSW1:6 | Reel Speed | ON Low ✱OFF High | Low |
| DSW1:7 | Unknown | ON Off ✱OFF On | Off |
| DSW1:8 | Unknown | ON Off ✱OFF On | Off |
| DSW2:1, DSW2:2, DSW2:3 | Main Game Pay Rate | DSW2:1 DSW2:2 DSW2:3OFF OFF OFF 55%ON OFF OFF 60%OFF ON OFF 65%ON ON OFF 70%OFF OFF ON 75%ON OFF ON 80%OFF ON ON 85%ON ON ON 90% ✱ | 90% |
| DSW2:4 | Double Up Game Pay Rate | OFF 80%ON 90% ✱ | 90% |
| DSW2:5 | Unknown | ON Off ✱OFF On | Off |
| DSW2:6 | Maximum Bet | ON 10 ✱OFF 20 | 10 |
| DSW2:7 | Minimum Bet | OFF 8ON 16 ✱ | 16 |
| DSW2:8 | Unknown | ON Off ✱OFF On | Off |
| DSW3:1 | Unknown | ON Off ✱OFF On | Off |
| DSW3:2 | Unknown | ON Off ✱OFF On | Off |
| DSW3:3 | Unknown | ON Off ✱OFF On | Off |
| DSW3:4 | Unknown | ON Off ✱OFF On | Off |
| DSW3:5 | Unknown | ON Off ✱OFF On | Off |
| DSW3:6 | Unknown | ON Off ✱OFF On | Off |
| DSW3:7 | Unknown | ON Off ✱OFF On | Off |
| DSW3:8 | Unknown | ON Off ✱OFF On | Off |
| DSW4:1 | Unknown | OFF Off ✱ON On | Off |
| DSW4:2 | Unknown | OFF Off ✱ON On | Off |
| DSW4:3 | Unknown | OFF Off ✱ON On | Off |
| DSW4:4 | Unknown | OFF Off ✱ON On | Off |
| DSW4:5 | Unknown | OFF Off ✱ON On | Off |
| DSW4:6 | Unknown | OFF Off ✱ON On | Off |
| DSW4:7 | Unknown | OFF Off ✱ON On | Off |
| DSW4:8 | Unknown | OFF Off ✱ON On | Off |
| DSW5:1 | Unknown | OFF Off ✱ON On | Off |
| DSW5:2 | Unknown | OFF Off ✱ON On | Off |
| DSW5:3 | Unknown | OFF Off ✱ON On | Off |
| DSW5:4 | Unknown | OFF Off ✱ON On | Off |
| DSW5:5 | Unknown | OFF Off ✱ON On | Off |
| DSW5:6 | Unknown | OFF Off ✱ON On | Off |
| DSW5:7 | Unknown | OFF Off ✱ON On | Off |
| DSW5:8 | Unknown | OFF Off ✱ON On | Off |
| DSW6:1 | Unknown | OFF Off ✱ON On | Off |
| DSW6:2 | Unknown | OFF Off ✱ON On | Off |
| DSW6:3 | Unknown | OFF Off ✱ON On | Off |
| DSW6:4 | Unknown | OFF Off ✱ON On | Off |
| DSW6:5 | Unknown | OFF Off ✱ON On | Off |
| DSW6:6 | Unknown | OFF Off ✱ON On | Off |
| DSW6:7 | Unknown | OFF Off ✱ON On | Off |
| DSW6:8 | Unknown | OFF Off ✱ON On | Off |
| DSW7:1 | Unknown | OFF Off ✱ON On | Off |
| DSW7:2 | Unknown | OFF Off ✱ON On | Off |
| DSW7:3 | Unknown | OFF Off ✱ON On | Off |
| DSW7:4 | Unknown | OFF Off ✱ON On | Off |
| DSW7:5 | Unknown | OFF Off ✱ON On | Off |
| DSW7:6 | Unknown | OFF Off ✱ON On | Off |
| DSW7:7 | Unknown | OFF Off ✱ON On | Off |
| DSW7:8 | Unknown | OFF Off ✱ON On | Off |