HP 520 HP 520 Notebook PC - Maintenance and Service Guide - Page 55

Eight Phillips PM2.5×6.0 screws., If it is necessary to replace the display inverter

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9. If it is necessary to replace the display bezel or any of the display assembly internal subcomponents, remove the following display bezel screw covers and screws: (1) Four round rubber screw covers on the display bezel top edge. The display bezel screw covers are available in the Display Screw Cover Kit, spare part number 438542-001. All screws used to secure display assembly internal subcomponents are available in the Display Screw Kit, spare part number 438543-001. (2) Four flat rubber screw covers on the display bezel bottom edge. (3) Eight Phillips PM2.5×6.0 screws. 10. Flex the inside edges of the top side (1), the left and right sides (2) of the display bezel, and the bottom side (3) of the display bezel until the bezel disengages from the display assembly. 11. Remove the display bezel (4). The bezel is available using spare part number 438535-001. 12. If it is necessary to replace the display inverter, remove the Phillips PM2.5×6.0 screw (1) that secures the inverter to the display enclosure. 13. Disconnect the display panel cable (2) and the backlight cable (3) from the inverter. Component replacement procedures 47

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9
.
If it is necessary to replace the display bezel or any of the display assembly internal subcomponents,
remove the following display bezel screw covers and screws:
(1)
Four round rubber screw covers on the display bezel top edge. The display bezel screw covers
are available in the Display Screw Cover Kit, spare part number 438542-001. All screws used to
secure display assembly internal subcomponents are available in the Display Screw Kit, spare part
number 438543-001.
(2)
Four flat rubber screw covers on the display bezel bottom edge.
(3)
Eight Phillips PM2.5×6.0 screws.
10
.
Flex the inside edges of the top side
(1)
, the left and right sides
(2)
of the display bezel, and the
bottom side
(3)
of the display bezel until the bezel disengages from the display assembly.
11
.
Remove the display bezel
(4)
. The bezel is available using spare part number 438535-001.
12
.
If it is necessary to replace the display inverter, remove the Phillips PM2.5×6.0 screw
(1)
that secures
the inverter to the display enclosure.
13
.
Disconnect the display panel cable
(2)
and the backlight cable
(3)
from the inverter.
Component replacement procedures
47