HP rp7420, Service Manual, Page: 105 / 127

11. Gently pull the cable and handle toward the rear of the chassis until the steel power button
that was initially protruding though the chassis clears the hole.
12. Rotate the top edge of the board toward you about 30 degrees by lifting on the handle with
your left hand.
13. Angle the board such that the right side with the cable moves away from you and the opposite
side with the power connector moves towards you.
Ensure that the power switch does not get stuck in one of the many holes in the front of the
chassis. This rotation is best accomplished by gently pulling the cable with your right hand
toward the rear of the cabinet.
14. Remove the cable end of the board first by gently pulling the cable with your right hand
and adjusting the angle of the board with your left hand.
After the first tab on the board is outside the cavity, removal should proceed easily.
Figure 6-24 Front Panel Board Detail
Replacing the Front Panel Board
To remove the PCA front panel board, follow these steps:
1.
Slide the front panel into its slot from inside the server.
2. Angle the board so that the right side is at an angle.
Ensure that the power switch does not get caught in one of the many holes in the front of
the chassis. Push the panel forward until the lock tabs click.
3. Attach the front panel bezel and tighten the two screws.
4. Replace the common tray cage cover.
5. Tighten the captive fastener on the common tray cage cover.
6. Attach the front panel cable to the system backplane.
7. Attach the DVD power cable.
8. Attach the data cable.
9. Replace the front bezel and the top and left side covers.
10. Follow proper procedures to power on the server.
Removing and Replacing the PCA Front Panel Board 105