IBM PS2
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- For more information, see this article's corresponding Wikipedia page: IBM_PS/2.
IBM PS/2
| Preliminary Information | |
|---|---|
| Release Year | 1987 |
| Leak Risk | Medium |
| Batteries | Yes, BR-P2 6V Lithium for RTC and CMOS |
| Mounting Technology | Through Hole, SMD, Sockets |
| Capacitor Types | Aluminum Electrolytic, Tantalum, Ceramic |
| Destructive Entry | No |
The IBM PS/2 Range was a mostly PC compatible line of computer by IBM after the PC,XT, & AT that uses MCA and other proprietary interfaces for standard hardware.
Known Issues
Floppy Drive Won't Work
Causes
- Capacitors on floppy drive leaking
Solutions
- Recap floppy drive
Disassembly Notes
- Computer is mostly toolless to work on
- Be careful with plastic pegs that need to be lifted, use a plastic fork claw tool (a trim pop tool) if they are stuck, to pry it up from underneath
Original Parts
Drive DFP732D12A - Floppy Drive Motor Board
YASKAWA ELECTRIC, YG-F2, GP8383118, REV A
-
Floppy drive motor PCB
| RefDes | Qty | Capacitance | Voltage | Mount | Diameter/Size | Height | Type |
|---|---|---|---|---|---|---|---|
| 6C | 1 | 10 µF | 16V | SMD Can | 4mm | 5.75mm | Aluminum Electrolytic |
| 1C | 1 | 4.7µF | 25V | SMD Can | 4mm | 5.75mm | Aluminum Electrolytic |
| 8C, 9C, 10C | 3 | 4.7µF | 16V | SMD Can | 4mm | 5.75mm | Bipolar Aluminum Electrolytic* |
- No stripe visible on cans and no polarity marking on PCB
Replacement Parts
Drive DFP732D12A - Floppy Drive Motor Board
| RefDes | Qty | Compatible Part Number | Order Links | |||
|---|---|---|---|---|---|---|
| 6C | 1 | UCL1E100MCL1GS / EMVE160ARA100MD55G | Digikey | 🔎 | Mouser | LCSC |
| 1C | 1 | UWD1V4R7MCL1GS / UWF1E4R7MCL1GB / 50SEV4R7M4X5.5 | Digikey | 🔎 | Mouser | LCSC |
| 8C, 9C, 10C | 3 | UWP1C4R7MCL1GB / EEE-1CA4R7NR | Digikey | 🔎 | Mouser | |
| Full BOM | Digikey | |||||