18 Wheeler (set 1)
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Processors
Zilog Z80 @ 2.496 MHz
Controls
Players: 1
Coin slots: 1
rotary, 2 buttons
pedal, 3 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 |
|---|---|---|---|
| SW:1, SW:2 | Coinage | SW:1 SW:2ON OFF 2 Coins/1 CreditON ON 1 Coin/1 Credit ✱OFF OFF 3 Coins/4 CreditsOFF ON 1 Coin/2 Credits | 1 Coin/1 Credit |
| SW:3, SW:4 | Extended Time | SW:3 SW:4ON ON 20 seconds at 4000OFF ON 30 seconds at 8000ON OFF 15 seconds at 8000OFF OFF 30 seconds at 10000ON ON 20 seconds at 6000OFF ON 30 seconds at 9000ON OFF 20 seconds at 9000OFF OFF 30 seconds at 12000ON ON 20 seconds at 8000OFF ON 30 seconds at 12000ON OFF 20 seconds at 12000OFF OFF 30 seconds at 16000ON ON 20 seconds at 10000 ✱OFF ON 30 seconds at 15000ON OFF 20 seconds at 15000OFF OFF 30 seconds at 20000 | 20 seconds at 10000 |
| SW:5, SW:6 | Game Time | SW:5 SW:6ON ON 60 seconds ✱OFF ON 70 secondsON OFF 80 secondsOFF OFF 90 seconds | 60 seconds |
| SW:7 | I/O Test | OFF Off ✱ON On | Off |
| SW:8 | Service Mode | OFF Off ✱ON On | Off |