ARCADE MANUAL ARCHIVEMachine Specs, DIP Switches & Service Manuals

Yam! Yam!?

Dooyong · 1990 · raster Horizontal · 2P · joy · yamyam

Also known as: Wise Guy

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Display

Type: raster Horizontal
Resolution: 256 x 224
Refresh: 60 Hz

Processors

Zilog Z80 @ 6 MHz

Audio

YM2203 OPN @ 1.5 MHz
Channels: 1

Controls

Players: 2
Coin slots: 2
joy, 4-way, 2 buttons
joy, 4-way, 2 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
SW1:1, SW1:2LivesSW1:1 SW1:2ON ON 3 ✱OFF ON 4ON OFF 5OFF OFF 63
SW1:3, SW1:4Difficulty?SW1:3 SW1:4ON ON Easy? ✱OFF ON Medium?ON OFF Hard?OFF OFF Hardest?Easy?
SW1:5Demo SoundsOFF OffON On ✱On
SW1:6UnknownOFF Off ✱ON OnOff
SW1:7CabinetOFF Upright ✱ON CocktailUpright
SW1:8Flip ScreenON Off ✱OFF OnOff
SW2:1, SW2:2, SW2:3Coin ASW2:1 SW2:2 SW2:3OFF OFF OFF 5 Coins/1 CreditON OFF OFF 4 Coins/1 CreditOFF ON OFF 3 Coins/1 CreditON ON OFF 2 Coins/1 CreditOFF OFF ON 1 Coin/1 Credit ✱ON OFF ON 1 Coin/1 Credit ✱OFF ON ON 1 Coin/1 Credit ✱ON ON ON 1 Coin/1 Credit ✱1 Coin/1 Credit
SW2:4, SW2:5, SW2:6Coin BSW2:4 SW2:5 SW2:6OFF OFF OFF 5 Coins/1 CreditON OFF OFF 4 Coins/1 CreditOFF ON OFF 3 Coins/1 CreditON ON OFF 2 Coins/1 CreditOFF OFF ON 1 Coin/1 Credit ✱ON OFF ON 1 Coin/1 Credit ✱OFF ON ON 1 Coin/1 Credit ✱ON ON ON 1 Coin/1 Credit ✱1 Coin/1 Credit
SW2:7Free PlayON Off ✱OFF OnOff
SW2:8Service ModeOFF Off ✱ON OnOff