File:IBM 3270 PC Maintenance Information SY27-2567-2.pdf
IBM 3270 Personal Computer Maintenance Information, order number SY27-2567-2, third edition, October 1984. IBM's field service manual for the 3270 PC (5271): safety inspection, problem isolation charts, locations, removals and replacements, switch settings and the illustrated parts catalogue for the 5271 system unit, 5161 expansion unit, 5151 monochrome display and 5272 colour display.
Source: bitsavers.org (bitsavers.org/pdf/ibm/). Scanned IBM field service documentation, uploaded here so that the repair guides on this wiki can cite a copy that will not disappear.
IBM published this manual for field service use; it is reproduced here for the benefit of people maintaining surviving machines. IBM retains copyright.
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 01:24, 22 September 2026 | 0 × 0 (13.56 MB) | Josh (talk | contribs) | Upload IBM field service documentation from bitsavers for the RTC verification drive |
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