IBM V03 Maintenance Information page 222

A
Threaded
Screw (2)
Self-tapping
B
Screw (4)
C
Standoff (3)
B
B
C
C
B
C
B
A
Perform the following procedures first:
1. Remove the Rear cover.
2. Remove the Logic board and power supply metal protector.
3. Remove the Attachment cards: serial, twinax, LAN, coax.
4. Remove the Attachment card guide assembly with the
interposer connector.
Then:
1. Remove the power supply cover and the board fan support in
order to remove the large power supply cable.
2. Remove the 6 mounting screws and 2 standoffs.
Note the type and location of each screw. There are 4 self
tapping screws and 2 threaded screws.
3. When the logic board is partially removed, disconnect the
sensor connector.
4. Remove the board by pulling the back edge up and out.
Note how the front edge is inserted between the metal tabs
on the frame shield.
Installation notes
1. Ensure that the front edge of the logic board is inserted
between the metal tabs on the frame.
2. Run the T&D program in automatic mode (see Running the
test and diagnostic (T&D) programs).
Ensure that T&D08, T&D09, T&D10, and T&D11 are adjusted,
if indicated.
3. Use the printer configuration printout to verify configuration
settings (see IBM 4247 Model V03: User's Guide ).
Chapter 5. Removals, service checks and adjustments
222