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Dip switches used by this game
NFL Blitz
Manufactured by
Midway Games,
Released in
1997
ROM Version:
NFL Blitz (boot ROM 1.1)
Dip Switch:
DIPS
1
2
3
4
5
6
7
8
Function
Option
Graphics Mode
0
3
Graphics Speed
45 MHz
47 MHz
49 MHz
Joysticks
49-Way
Graphics Speed
51 MHz*
Graphics Mode
512x256 @ 15KHz
512x385 @ 25KHz*
Joysticks
8-Way*
Power On Self Test
No*
Bill Validator
None
Unknown0400
Off*
Unknown2000
Off*
Unknown0200
Off*
Unknown4000
Off*
Unknown0800
Off*
Test Switch
Off*
Unknown8000
Off*
Unknown0100
Off*
Unknown1000
Off*
Unknown0400
On
Unknown0800
On
Unknown0200
On
Unknown0100
On
Unknown1000
On
Unknown2000
On
Unknown4000
On
Test Switch
On
Unknown8000
On
Bill Validator
One*
Power On Self Test
Yes
On
Coinage Source
CMOS*
Off
Dipswitch
Off
Unknown0002
Off*
On
On
Off
Unknown0004
Off*
On
On
Off
Unknown0008
Off*
On
On
On
On
On
Coinage
Free Play
Off
Off
Off
Mode 1*
On
On
Off
Mode 2
On
On
Off
Mode 3
Off
On
On
Mode 4
On
Off
Off
Mode ECA
On
Off
On
Not Used 1
On
On
Off
Not Used 2
Off
Unknown0010
Off*
On
On
Off
Unknown0020
Off*
On
On
On
On
Curency Type
Free Play
On
Off
French
Off
On
German
On
On
Not Used
Off
Off
USA*
Off
Unknown0040
Off*
Off
Unknown
Off
On
On*
On
Unknown0040
On
On
Power Up Test Loop
Continuous
Off
Unknown0080
Off*
On
On
Off
Power Up Test Loop
One Time*
ROM Version:
NFL Blitz (boot ROM 1.2)
Dip Switch:
DIPS
1
2
3
4
5
6
7
8
Function
Option
Graphics Mode
0
3
Graphics Speed
45 MHz
47 MHz
49 MHz
Joysticks
49-Way
Graphics Speed
51 MHz*
Graphics Mode
512x256 @ 15KHz
512x385 @ 25KHz*
Joysticks
8-Way*
Power On Self Test
No*
Bill Validator
None
Unknown0400
Off*
Unknown8000
Off*
Unknown0200
Off*
Test Switch
Off*
Unknown2000
Off*
Unknown0100
Off*
Unknown4000
Off*
Unknown0800
Off*
Unknown1000
Off*
Test Switch
On
Unknown0400
On
Unknown2000
On
Unknown0800
On
Unknown0100
On
Unknown8000
On
Unknown1000
On
Unknown4000
On
Unknown0200
On
Bill Validator
One*
Power On Self Test
Yes
On
Coinage Source
CMOS*
Off
Dipswitch
Off
Unknown0002
Off*
On
On
Off
Unknown0004
Off*
On
On
Off
Unknown0008
Off*
On
On
On
On
On
Coinage
Free Play
Off
Off
Off
Mode 1*
On
On
Off
Mode 2
On
On
Off
Mode 3
Off
On
On
Mode 4
On
Off
Off
Mode ECA
On
Off
On
Not Used 1
On
On
Off
Not Used 2
Off
Unknown0010
Off*
On
On
Off
Unknown0020
Off*
On
On
On
On
Curency Type
Free Play
On
Off
French
Off
On
German
On
On
Not Used
Off
Off
USA*
Off
Unknown0040
Off*
Off
Unknown
Off
On
On*
On
Unknown0040
On
On
Power Up Test Loop
Continuous
Off
Unknown0080
Off*
On
On
Off
Power Up Test Loop
One Time*
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