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Big Guns Pinball – Rom Upgrade

Name: Big Guns Pinball - Rom Upgrade
SKU: 1251
Availability: InStock

$35.99 – $71.99

These are the chips needed to upgrade your pinball machine to the latest version, play a different version, or replace missing/damaged roms.
Bally Williams Part #’s:
CPU ROM U26 L8 A-5343-557-1
CPU ROM U27 L8 A-5343-557-2
SOUND ROM U4 L1 A-5343-557-5
SPEECH ROM U19 L1 A-5343-557-6
SPEECH ROM U21 L1 A-5343-557-4
SPEECH ROM U22 L1 A-5343-557-3

System 11 Roms

Clear

Brand: Williams Pinball SKU: N/A

Categories: Bally / Williams, Pinball Roms, System 11

Tags: big, big guns, guns

XS D V2.9 SDRAM Board, 128MB Manual Welding Ultra Thin SDR SDRAM Memory Board, Compatible for Terasic DE10-Nano FPGA Board for Mister FPGA

Amazon.com Price: $59.06 (as of 09/28/2023 01:35 PST- Details)
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.
Computer SDRAM Board, XS D V2.9 PCB Material Stable 128MB SDRAM Board Manual Welding Ultra Thin for Terasic FPGA

Amazon.com Price: $50.69 (as of 09/28/2023 01:35 PST- Details)
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.
Time Module, Time Module for Mister FPGA Real‑time Offline Factory Tested Neo Geo ROM Library Playable with Cr1220 Backup for Mister‑RTC

Amazon.com Price: $12.29 (as of 09/28/2023 01:35 PST- Details)
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.
128MB SDRAM Board, Stable Replacement SDRAM Memory Board XS D V2.9 Ultra Thin PCB Material for Terasic FPGA

Amazon.com Price: $45.29 (as of 09/28/2023 01:35 PST- Details)
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.
CPS 2 Openkey Desuicider

$4.99 – $34.99
Flash (Williams System 4) - ROM Upgrade chip set

$17.99

L-A version notes / tune up guide is available from ipdb.com.

Revision History: (Not available/known for these versions at the time of listing)
Game Version L-8

U26 : Checksum: 9256
U27 : Checksum: 03D0

Sound Revision History: (Included for reference)
Sound Version L-1

U4 : Checksum: 84B0

Speech Version L-1

U19 : Checksum: 1DAF
U21 : Checksum: 4D54
U22 : Checksum: 844C

Weight	.25 lbs
System 11 Roms	CPU Rom Set vL-8 [U26, U27], CPU Rom Set vL-7 [U26, U27], CPU Rom Set vL-A [U26, U27], CPU Rom Set vP-1 [U26, U27], Sound/Speech Rom Set [U4,U19,U21,U22]