2-12
Assembly Replacement
A1 Keyboard
A1 Keyboard
Tools Required
• T-10 driver
Removal Procedure
Refer to Figure 2-4 for this procedure.
1. Disconnect the power cord.
2. Remove the front panel. Refer to "Front Panel" on page 2-9.
3. Disconnect the A2DS1W1 cable from the A4 Inverter.
4. Disconnect the W8 ribbon cable from the A3 Power Switch by lifting the white tabs on the
connector.
5. Using the T-10 driver, remove the four screws (12) from the A3 Power Switch.
6. Remove the A3 Power Switch.
7. Using the T-10 driver, remove the ten screws (11) that secure the RFI shielding (10) to the front
panel.
8. Remove the metal shielding.
9. Using the T-10 driver, remove the four screws (9) that secure the A2 Display to the front panel.
10. Remove the A2 Display.
11. Using the T-10 driver, remove the nine screws (8) that secure the A1 Keyboard to the front
panel.
12. Remove the A1 Keyboard.
Replacement Procedure
• Reverse the order of the removal procedures.
• Torque all T-10 screws to 9 in-lbs.
• Perform the post-repair adjustments and performance tests that pertain to this removal
procedure.