CompuPro Qume Disk Drives
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- For more information, see this article's corresponding Wikipedia page: Device.
| 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 | 
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| 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. | 
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CompuPro Qume Disk Drives
| Preliminary Information | |
|---|---|
| Leak Risk | Low |
| Batteries | None |
| Mounting Technology | Through Hole |
| Capacitor Types | Aluminum Electrolytic |
| Destructive Entry | No |
A dual QumeTrack842 external floppy disk drive for CompuPro computers
Disassembly Notes
PSU PCB is bolted to chassis through externally heatsinked TO-3 transistors making it really annoying to remove because you must desolder them.
Original Parts
Basic PCB Name
Note model numbers and board revisions here
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PSU PCB
| RefDes | Qty | Capacitance | Voltage | Mount | Diameter/Size | Height | Lead Spacing | Temp | Type | Brand | Series |
|---|---|---|---|---|---|---|---|---|---|---|---|
| C1, C2 | 2 | 4700 µF | 50V | Through Hole + N/C | 25mm | 62mm | 12mm | 85 °C | Aluminum Electrolytic | Nichicon | |
| C4 | 1 | 15000 µF | 16V | Through Hole + N/C | 25mm | 62mm | 12mm | 85 °C | Aluminum Electrolytic | Nichicon |
| RefDes | Qty | Package Type | Model |
|---|---|---|---|
| U1, U2, U3 | 3 | TO3 | LM350 |
Replacement Parts
Basic PCB Name
| RefDes | Qty | Compatible Part Number | Order Links |
|---|---|---|---|
| C1, C2 | 2 | 50PK4700MEFC18X40 | Digikey Mouser |
| C4 | 1 | 16PX15000MEFC18X35.5 / UVY1C153MHD | DigiKey Mouser |
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.