A600 – Monochrome signal on composite

Amiga 600 came in for repair and recap. Beside the recap this the machine had a problem with the composite video signal, it was monochrome. Problem: bandpass filter Z221 was broke. That bandpass filter (and also delaylines) are not for sale anymore, so you got 2 options to replace this. Get one from a scrap […]

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E-Matrix 1230-50 / dead

Amiga 1200 – E-matrix 1230-50MHz Got an E-Matrix 1230-50MHz for repair. Owner tried to replace Oscillator, but that didn’t end up well.. ? Problems found 2 broken traces Dead Oscillator 50MHz Not working SIMM RAM module Fixes Fixed traces with jump wires Replaced Oscillator Used own 8MB SIMM to test card

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Amiga 600 back alive..

Amiga 600 board is working again. Problems No boot Video missing red signal Audio distorted and volume level is bad HD won’t boot, after recap it works again Fixes Noboot Replaced 555 timer, Power On Reset.   Video signal problem Replaced 1x 4r7 1.2W resistor 1x trace repair to fix missing red signal, trace was […]

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