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Commodore PC10-III
From Higher Intellect Vintage Wiki
The Commodore PC10-III is based on the Intel 8086 processor.
Troubleshooting/Repair
Capacitor replacement (power supply unit)
Replacing the capacitors in the power supply may revive dead units. Capacitors begin to fail due to age and will eventually cause problems.
- 2 x 220uf 200v
- 3 x 1uf 50v
- 2 x 10uf 50v
- 3 x 4700uf 10v
- 2 x 470uf 16v
- 1 x 470uf 25v
- 2 x 2200uf 16v
Motherboard power pinout
1 Power Good (5V) brown 2 -12V red 3 +12V orange 4 GROUND blue 5 GROUND blue 6 +5V yellow
Diagrams/Schematics
- ftp://ftp.atlas.altexxa.net/doc/comp/schematics/PHIHONG-model-PSM-763-AT-Power-Supply-PC10-III_PN-312637-02.pdf - PHIHONG PSM-763 power supply