Diskette Drive Logic Board Replacement - IBM 3270 Maintenance Manual

Diskette Drive Logic Board
Replacement
1.
Install the shield plate with the metal side
down.
2. Connect the diskette-drive power connector
under the left rear corner of the diskette-drive
logic board.
3. Guide the left side of the diskette-drive logic
board into the left rear guide bracket
m .
4. Slide the diskette-drive logic board into the
front guide brackets; align the hole in the
logic board with the threaded hole in the
right diskette guide.
5. Insert the retaining screw.
6. Connect the connectors at the left rear of the
diskette-drive logic board. The first connector
on the left is a 4-pin connector for the drive
motor, the second connector is a 6-pin
connector, the third connector is a lO-pin
connector, and the fourth connector is a 4-pin
connector.
7. Connect the diskette-drive signal cable at the
right rear of the diskette-drive logic board.
8. Connect the head connectors, HDl outside
and HDO inside, to the right front of the
diskette drive logic board.
5-602-12 Maintenance Information