Mr B 3000 of negative audio voltage repair @ChrisEdwardsRestoration
Mr B 3000 of negative audio voltage repair  @ChrisEdwardsRestoration
Uploaded November 2024 | Updated September 2026, 2 weeks ago
E546 repair 299? or whatever it wants to be, In this Episode Mr B's A3000 has a inverse voltage on the audio system. how and why? well lets figure it out.

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patreon.com/ChrisEdwardsRestoration

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(you will see)

Thank you to all my current patrons and supporters, I can not express how much your support means to me.Because of you and your support and generosity, I am able to fund repairs for others FOR FREE. I can not fix everything, but i do save many. So a personal thanks directly to each and every one of you!

Its Dangerous to go alone, take this!

be sure to check out Retro Rewind for all your Commodore goodies and services at retrorewind.ca

you can use my code NOCODE, to save up to an additional 15% off your next order. *must be signed in for code to work* Thanks everyone!!!

Tools used in this video:

The Retrofriends, GBS8200 vga box, 75$ on ebay usa. 99 for a hdmi one
ebay.com/usr/jond5

Tonya - a hammer
harborfreight.com/16-oz-claw-hammer-66862.html

Loreana Bobbit
harborfreight.com/5-in-precision-flush-cutter-57794.html

Aven Desoldering Wick
mouser.com/ProductDetail/Aven/17545?qs=uwxL4vQweFMNB5OJoZY0og%3D%3D

Jonard IC extractor
amazon.com/Jonard-EX-2-Extraction-Tool-24-40/dp/B006C3Y8IY

Kester 186 liquid No Clean Flux that you have to clean
amazon.com/KESTER-186-SOLDERING-ROSIN-ELECTRONIC/dp/B0C59NCXRP

BackBit Chiptester pro v2
store.backbit.io/product/chip-tester

DIP Pin Straightener
retrorewind.ca/dip-chip-straightener

Helmet of Goober:
amazon.com/Headband-Magnifier-Head-Mounted-Binocular-Magnification-1-5X/dp/B07M7H3P95

Solder station WepTools 853d-5AII
weptools.com/products/853d-5a-ii

Desoldering station WepTools 948d3
weptools.com/products/948d-iii-desoldering-station

Fume Extractor: Weptools 948DQ
weptools.com/products/948dq-i-fume-extractor

Siglent SDS1052DL digital oscilloscope
amazon.com/Siglent-Technologies-SDS1052DL-Digital-Oscilloscope/dp/B01J16NV54

Kotto silicon solder sucker aka Moana3
ebay.com/itm/203339405333

Joyalense Digital microscope:
amzn.to/3rQhwKk

TV pixel display and wall pixel display
divoom.com

like the wall neon? get it here
retroledsigns.com
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Chris Edwards Restoration |

Mr B 3000 of negative audio voltage repair

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