Master Series Service Manual
The following items of test equipment are required for fault finding:
A set of screwdrivers Pliers
Cutters
10A Multimeter
RGB monitor
logic probe
5 ohm 5W resistor
The repair will be quicker with:
100MHz dual beam oscilloscope
Good quality scope probes
TV, composite monitor, colour monitor
cassette player
disc drive
PORT tester
frequency counter
A known good computer to use as a signal model
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