ARCADE MANUAL ARCHIVEMachine Specs, DIP Switches & Service Manuals

Mahjong Channel Zoom In (Japan)

Jaleco · 1990 · raster Horizontal · 2P · mahjong · mjzoomin

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Display

Type: raster Horizontal
Resolution: 256 x 224
Refresh: 56.19 Hz

Processors

Motorola MC68000 @ 6 MHz

Audio

OKI MSM6295 ADPCM @ 4 MHz
Channels: 1

Controls

Players: 2
Coin slots: 2
mahjong, 20 buttons
mahjong, 20 buttons

DIP Switch Settings

Data from MAME. On later hardware, game settings are typically in the Test/Service Menu, not DIP switches. Learn more

SwitchSettingOptionsDefault
SW2:1, SW2:2, SW2:3CoinageSW2:1 SW2:2 SW2:3OFF ON ON 4 Coins/1 CreditON OFF ON 3 Coins/1 CreditOFF OFF ON 2 Coins/1 CreditOFF OFF OFF 1 Coin/1 Credit ✱ON OFF OFF 1 Coin/2 CreditsOFF ON OFF 1 Coin/3 CreditsON ON OFF 1 Coin/4 CreditsON ON ON Free Play1 Coin/1 Credit
SW2:4, SW2:5, SW2:6DifficultySW2:4 SW2:5 SW2:6ON OFF ON 0 (Easy)OFF ON ON 1 (Easier)ON ON ON 2 (Easiest)OFF OFF OFF 3 (Normal) ✱ON OFF OFF 4 (Little Hard)OFF ON OFF 5 (Hard)ON ON OFF 6 (Harder)OFF OFF ON 7 (Hardest)3 (Normal)
SW2:7Pinfu with TsumoON NoOFF Yes ✱Yes
SW2:8Flip ScreenOFF Off ✱ON OnOff
SW1:1, SW1:2Start Score TypeSW1:1 SW1:2OFF OFF 1 ✱ON OFF 2OFF ON 3ON ON 41
SW1:3UnknownOFF Off ✱ON OnOff
SW1:4UnknownOFF Off ✱ON OnOff
SW1:5UnknownOFF Off ✱ON OnOff
SW1:6Item AvailabilityOFF Normal ✱ON HighNormal
SW1:7UnknownOFF Off ✱ON OnOff
SW1:8UnknownOFF Off ✱ON OnOff