4 Replacement Procedures
4.21 Fan/Heat sink
Installing the Fan/Heat sink
The following describes the procedure for installing the fan/heat sink. (See Figure 4-33 to 4-
36.)
1.
Apply new
grease
on the
CPU
and
North bridge
using a special syringe as shown in
the following figure. Apply quarter of scale (0.25ml) of grease evenly on the CPU
chip and North bridge chip. When silicon grease is already applied to the CPU, wipe
them off with a cloth in advance.
Figure 4-36 Applying new grease
2.
Install the
North bridge heat sink
and
CPU heat sink
and secure them with the
following
screws
in the order of the number marked on the
CPU hold plate
and
North bridge hold plate
.
•
M2
×
4B BIND
screw
×
3
3.
Install the
fan
to the slot and secure it with the following
screws
.
•
M2
×
4B BIND
screw
×
2
4.
Connect the
fan cable
to the connector
CN8771
on the system board.
4-56
[CONFIDENTIAL]
PORTÉGÉ R400 Maintenance Manual (960-623)
Summary of Contents for Portege R400 Series
Page 10: ...x CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 35: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 36: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 106: ...2 Troubleshooting Procedures 2 68 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 107: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 108: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 3 ...
Page 112: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 214: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 215: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 4 ...
Page 219: ...4 Replacement Procedures 4 vi CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Page 294: ... CONFIDENTIAL Appendices ...
Page 295: ...Appendices App ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 303: ...Appendices App x CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 321: ...Appendices Appendix B Board Layout B 12 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 359: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 369: ...Appendices Appendix I Reliability 2 CONFIDENTIAL PORTEGE R4000 Maintenance Manual 960 623 ...