Mahjong Reach Ippatsu Dip Switch Settings

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The following are the Dip Switch settings based off of MAME 0.180 source code.

Use this information at your own risk! The information was parsed from the MAME source code and could contain errors as to the state, order or descriptions of what the switches do. If you find an error, please let me know on the Contact Us form and I will work on correcting the issue.

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Mahjong Reach Ippatsu

Manufactured by Nihon System, Released in 1998

ROM Version: Mahjong Reach Ippatsu (Japan)

Dip Switch:BET

1	2	3	4	5	6	7	8	Function	Option
						Off		Bets?	0*
						On			1

Dip Switch:DSW1

1	2	3	4	5	6	7	8	Function	Option
On	On	On	On					Pay Out Rate (%)	50
Off	On	On	On						53
On	Off	On	On						56
Off	Off	On	On						59
On	On	Off	On						62
Off	On	Off	On						65
On	Off	Off	On						68
Off	Off	Off	On						71*
On	On	On	Off						75
Off	On	On	Off						78
On	Off	On	Off						81
Off	Off	On	Off						84
On	On	Off	Off						87
Off	On	Off	Off						90
On	Off	Off	Off						93
Off	Off	Off	Off						96

				Off	On			Odds Rate	1 2 3 5 10 25 50 100
				On	On				1 2 3 5 8 15 30 50
				Off	Off				1 2 4 8 12 16 24 32*
				On	Off				2 3 6 8 12 15 30 50

						Off	Off	Max Rate	1*
						Off	On		10
						On	On		20
						On	Off		5

Dip Switch:DSW2

1	2	3	4	5	6	7	8	Function	Option
Off	Off							Coin A	1 Coin/1 Credit*
On	On								1 Coin/10 Credits
On	Off								1 Coin/2 Credits
Off	On								1 Coin/5 Credits

		Off	Off					Min Rate To Play	1*
		On	Off						2
		Off	On						3
		On	On						5

				On	On			Payout	1000
				Off	Off				300*
				On	Off				500
				Off	On				700

						Off		W-BET	Off*
						On			On

							Off	Last Chance	Off*
							On		On

Dip Switch:DSW3

1	2	3	4	5	6	7	8	Function	Option
On	Off	Off						YAKUMAN Bonus	1 T
On	Off	On							1000
Off	On	On							1500
On	On	On							2000
Off	On	Off							300
On	On	Off							500
Off	Off	On							700
Off	Off	Off							Cut*

			Off	Off				YAKUMAN Times	1*
			On	On					1
			On	Off					2
			Off	On					3

					Off			3 BAI In YAKUMAN Bonus Chance	Off*
					On				On

						Off		Auto Tsumo	Off*
						On			On

							Off	Credit Timing	Off*
							On		On

Dip Switch:DSW4

1	2	3	4	5	6	7	8	Function	Option
Off								Demo Sounds	Off
On									On*

	Off							In Game Music	Off
	On								On*

		Off						Girls (Demo)	Off
		On							On*

			Off					Girls Show After 3 Renso	Off*
			On						On

				Off				Girls (Play)	Off
				On					On*

					Off			Boys In Game	Off*
					On				On

						Off		Boys	Off*
						On			On

							On	Don Den Key	Flip/Flop
							Off		Start*

Dip Switch:DSW5

1	2	3	4	5	6	7	8	Function	Option
On								Credits Per Note	10
Off									5*

	Off							Flip Screen	Off*
	On								On

		On	Off					Computer Strength	Normal
		Off	On						Strong
		On	On						Very Strong
		Off	Off						Weak*

				Off				Game Style	Credit*
				On					Credit Time

					Off			Start Method (Credit Time)	?*
					On				Rate

						Off		Unknown 4-8	Off*
						On			On

							Off	Unknown 4-9	Off*
							On		On

Dip Switch:HOPPER

1	2	3	4	5	6	7	8	Function	Option
						Off		Unknown	Off*
						On			On