Service manual

204 9
Parts Replacement
Replacement Procedure
2. Remove the two screws at the side strap handle caps to remove the strap.
3. Slide off the side cover toward the rear.
Front Panel Removal
Tools Required
• Torx screwdriver, T15
• Pozidriv Screwdriver, pt size #2 (medium)
• Flat bladed screwdriver.
Procedure
1. Disconnect the power cable from the 4294A.
2. Place the 4294A upside down.
3. Remove four screws from the bottom of the front frame.
4. Turn the 4294A over into the correct position.
5. Peel off the side trim from the left side of the front frame.
6. Remove two screws from the left side of the front frame.
7. Remove the top trim strip from the front frame by prying the strip up with a flat
screwdriver.
8. Remove five screws from the top of the front frame.
9. Remove the top cover as described in the “Top Cover Removal” procedure.
10. Remove the top shield.
11. Disconnect the cables connecting the front frame to the A51 board.
12. Gently pull the front panel knob to remove the front panel assembly from the front
panel.
Rear Panel Removal
Tools Required
• Torx screwdriver, T15
• Pozidriv Screwdriver, pt size #1 (small), #2 (medium)
Procedure
1. Remove the top, bottom, and side covers as described in the “Top Cover
Removal”,“Bottom Cover Removal” and “Side Cover Removal” procedures.
2. Place the 4294A upside down.
3. Remove four screws from the bottom of the rear frame.
4. Turn over the 4294A into the correct position.
5. Remove the four screws fixing the rear panel.