IBM 4247 Maintenance Information page 373

Stacker Operator Tractors
Panel
Print Head and Carriage
Motor
Ribbon Lift Motor
Figure 115. Model A00 Late-Level Logic Board Connector Locations
7. Remove the mounting screws. Note the type and location of each screw.
A
Threaded
Screw
Self-tapping
B
Screw
B
A
B
A
A
B
B
A
A
A
Figure 116. Logic Board Screw Type Locations
8. Lift the rear of the board and pull to remove.
9. Transfer the attachment bezel and screws from the old board to the new board as needed.
Sensors
Power
Supply
Paper
Feed
Motor
Ribbon
AFTA Motor
Fan
Support
Nonmetal
Washer
Chapter 5. Removals and Adjustments
373