From Caps Wiki
Jump to navigation Jump to search
For more information, see this article's corresponding Wikipedia page: ZX81.
This device is in the WorkNeeded:OriginalParts category because it was flagged as missing information on the original parts. It may have replacement parts listed but those cannot be assumed to be identical to the originals. If you have a list of the original parts, please feel free to add them by copying the relevant table from EditorsToolbox:Tables
Sinclair ZX81
Picture of the ZX81's PSU
Preliminary Information
Release Year 1981
Leak Risk Unknown
Batteries None
Mounting Technology Through Hole
Capacitor Types Aluminum Electrolytic
Destructive Entry No

Known Issues

Leaky capacitors.

Symptom or Problem Encountered

Causes ripple in the output of the PSU.

Disassembly Notes

Unscrew the three flathead screws on the bottom and that's it.

Original Parts

Basic PCB Name

Capacitor Specifications and Footprint Information
RefDes Qty Capacitance Voltage Mount Diameter/Size Height Lead Spacing Temp Type Brand Series
1 2200 µF 16V Through hole 85 °C
1 1000 µF 16V Through hole 85 °C

Replacement Parts

Basic PCB Name

RefDes Qty Compatible Part Number Order Links
1 16PK2200MEFC10X20 / 16YXJ2200M12.5X20 Digikey Mouser LCSC
1 860020375017 / 16YXJ1000M10X16 DigiKey Mouser LCSC

If parts are not available or different selection is preferred, you can use the values in the Original Parts section to perform a parametric search.


Related Links