United States December 31, 2002
Maintenance & Service Guide
Presario 7800 Series and 5900T Personal Computers
MSG Index
Product Description
Troubleshooting
Illustrated Parts
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Removal &
Replacement
Jumpers & Switches
Specifications
Removal and Replacement
Processor for 7800 Models and 5900T
Removal
Sequence
Chassis
Mass Storage Devices
Button Board
Digital Creativity
Imaging Center
Option Card Retainer
Graphics Board
PCI Cards
Memory
Processor
RTC Battery
System Board Cables
System Board
Back I/O Panel
Power Supply
Processor may vary from the one shown.
Removing
the
Processor
1.
Complete
the
preparation
for
disassembly
procedures
.
2.
Remove the
chassis
.
CAUTION:
The
processor
may still be
very hot if
the
computer
has not
been
running
recently.
3.
Disconnect
heat sink
fan from
the system
board.
4.
Unlatch the
heat sink
clip from
the socket.
5.
Remove the
heat sink.
(
NOTE:
If
the heat
sink is
bonded
with
processor,
twist to
remove the
heat sink.)
6.
Lift up the
ZIF socket
handle (1),
remove the
processor
from the
socket (2).
Replacement
To reinstall
the
processor,
rub a
thermal
transfer
crayon on
the bottom
of the heat
sink, then
reverse the
steps
above.
NOTE
: The
thermal
transfer
crayon
replaces the
thermal
pad.
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