Micro Clinic - A brief look at common faults with Spectrums and how to cure them
Servicing your Printer - How to clean your ZX Printer
Servicing Sinclair Microcomputers Pt 1 - Covers the basics of a Z80 based system
Servicing Sinclair Microcomputers Pt 2 - Looks at the ZX81
Servicing Sinclair Microcomputers Pt 3 - Looks at the Spectrum 48k
Servicing Sinclair Microcomputers Pt 4 - Continues with the Spectrum
Servicing Sinclair Microcomputers Pt 5 - More on the Spectrum
Servicing Sinclair Microcomputers Pt 6 - Last in the Series