Apple IIe Aftermarket PSU (Delta Electronics)

For more information, see this article's corresponding Wikipedia page: Device.

This is the page for the DElta Electronics MW 302 AP aftermarket power supply for the Apple IIe

Power supply should normally output voltages specified on outer casing (+/-5VDC and +/-12VDC) in an unloaded contidtion.

Known Issues

Symptom or Problem Encountered

Causes

Non functional or clicking when powered on.

Solutions

Replace electrolytic capacitors

Disassembly Notes

Seven screws to disassemble case. Will need to remove power switch from end to remove board from enclosure. Desolder wires from NEMA plug connection to separate completely.

Original Parts

Power Supply main board

Underside stamped with "MW 302 AP". "Delta Electronics" name found on back of NEMA plug

Capacitor Specifications and Footprint Information
RefDes	Qty	Capacitance	Voltage	Diameter/Size	Height	Lead Spacing	Temp	Type	Brand	Series
C!	1	0.1 µF	250VAC		12.5mm	15.6mm	0 °C	Film	ISKRA

Replacement Parts

Basic PCB Name

Capacitors
RefDes	Qty	Compatible Part Number	Order Links
			Digikey

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.

Kits

Digikey BOM: https://www.digikey.com/

References