Diskette Drive Logic Board Removal - IBM 3270 Maintenance Manual

Diskette Drive Logic Board Removal
1. Set the Power switch on the system unit (and
expansion unit, if attached) to Off.
2. Set all external Power switches to off
(printer, Display, and others).
3. Unplug the power cords of the system unit
(and expansion unit) from the outlet.
4. Disconnect all cables from the rear of the
system unit.
5. Remove the cover of the system unit (5-100-2).
6. Disconnect all connectors from the rear, and
the head cables from the right front of the
diskette-drive logic board.
7. Remove the retaining screw.
8. Slide the diskette-drive logic board toward
the rear until it clears the front guide
brackets
m .
9. Lift the right side of the diskette-drive logic
board up and out to clear the brackets.
5-602 .. 10 Maintenance. Information