ProcedureElectronicsReplacement/FRUReplacement
Replace the OSB switch board
Swap the DryStar 5300's OSB switch board (spare part CM+343349.X): open a 4-screw metal cover plate, disconnect five connectors and one mounting screw, then slide the board off its locating pins and out of the printer.
Applies to
Drystar 5300, Type 5365/100 (source Chapter 3.5, Repair and Service: Replacement of Parts, Edition 1, Revision 7, 2005-08-05) — replacement procedure for the OSB switch board, spare part CM+343349.X.
Personnel
1 technician · Basic field-service skill — remove 4 screws and a metal plate, disconnect 5 connectors (3 plug-type labeled B/C/D, 2 screw-type labeled E1/E2) and 1 mounting screw (F), then slide the board off a set of locating pins. No calibration, software step, or special test equipment is described in source.
Steps
12 steps
Source
DD+DIS270.05E — Drystar 5300, Repair and Service: Replacement of Parts, Chapter 3.5/46-47 (document p.320-321), Edition 1, Revision 7 (2005-08-05)
Tools & parts
| Item | Part number | Qty |
|---|---|---|
| OSB switch board | CM+343349.X | 1 |
| Crosshead screwdriver | — | 1 |
Full step-by-step for Replace the OSB switch board
All 12 steps are documented in the FSELIB DryStar 5300 service manual — re-authored, web-first, with the real figures from the source.
Open the full procedureRelated Electronics guides
Replace the compact flash card0 stepsReplace the keypad & display module0 stepsReplace the main board cooling fan18 stepsReplace the main board (VILIS - Themis)20 stepsReplace the power supply16 stepsReplace the safety switch17 steps
View all DryStar 5300 guidesSource: DD+DIS270.05E — Drystar 5300, Repair and Service: Replacement of Parts, Chapter 3.5/46-47 (document p.320-321), Edition 1, Revision 7 (2005-08-05). Preview re-authored by FSELIB — the full procedure with figures and steps is in the paid service manual.