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Sinclair ZX Spectrum 128k (Toastrack) Repair

March 1st, 2017 Leave a comment Go to comments
Sinclair ZX Spectrum 128k (Toastrack) Repair

Sinclair ZX Spectrum 128k (Toastrack) Repair

Defect:

  • Garbage screen on bootup.

Repair:

  • Replaced 7404 (74LS04)

Note:

  • Missing one HEX Inverter between Pin 11 and 10.

Gallery of the repair:

Categories: Projects / Repairs, Today, Various
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