Zenith 150-308 PSU

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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 Capacitor undo icon progressive.svg
This device is in the WorkNeeded:ReplacementParts category because it was flagged as missing information on replacement parts. If it has the original parts listed you may be able to search for replacements using the parametric searches available from parts distributors. If you have or make a list of replacement parts, please feel free to add them by copying the relevant table from EditorsToolbox:Tables Capacitor lookup icon progressive.svg
This device is in the WorkNeeded:General category because it was flagged as missing general information about the device. The information may be incomplete, using default text, or inaccurate and should be verified with external sources if possible. If you can add or correct information on this page, please feel free to edit it and do so. OOjs UI icon information-yellow.svg
Zenith 150-308 PSU
Preliminary Information
Release Year 1988
Leak Risk Medium
Batteries None
Mounting Technology Through Hole
Capacitor Types Aluminum Electrolytic, Tantalum
Destructive Entry No

This is an external PSU for an Zenith data systems 286 Labtop.

Input: AC 120V/220V

Output: DC 16.5V 2A

Known Issues

Symptom or Problem Encountered

Causes

  • Blown fuse
  • defective caps

Solutions

  • replace fuse (F1, 3A, 250V)
  • replace caps

Disassembly Notes

The four screws are hidden under the rubber feet.

Original Parts

Main Board

Capacitor Specifications and Footprint Information
RefDes Qty Capacitance Voltage Mount Diameter/Size Height Lead Spacing Temp Type Brand Series
C6 1 100 µF 400v Through Hole 25.6mm 35.5mm 9mm 105 °C Aluminum Electrolytic Rubycon CE
C7 1 4.7 µF 350v Through Hole 10.2mm 21mm 4.2mm 105 °C Aluminum Electrolytic
C10, C11 2 2200 µF 25v Through Hole 15.5mm 24.5mm 6.5mm 105 °C Aluminum Electrolytic Rubycon

(above list is not complete, this is just what I replaced)

Additional Images

Related Links

References