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Appendix D: Technical Changes
D - 1
For keep good
touch with CPU
the screw tight
order is 1,2,3,4
Torque=2kgf-cm
CAUTION
Appendix D: Technical Changes
The model has been upgraded to support Pentium
!!!
650 MHz up to 750MHz. For the NEWLY
UPGRADED computers, some technical changes are made and listed as below:
1. New Heat Sink
This heat sink will be labeled as “
31C-1” and its thermal pad will be changed from the blue
thermal pad (0.5mm thick) to black one (0.1mm thick).
Part No.
PPGA
FC-PGA
Old Heat Sink 31-31B0N-052
31-31B0N-052
New Heat Sink 31-31B0N-053
31-31B0N-053
2. New Screws for Heat Sink
The four screws to install the heat sink are also changed. The screws, with a height of 12mm,
will be circled with a roll of spring.
Part No.
PPGA
FC-PGA
Old
35-B4125-4RA
35-B4125-4RA
New
35-41125-120
35-41125-120
3. New Hex Studs
The four hex studs on the motherboard are changed as below:
Part No.
PPGA
FC-PGA
Old
34-31C0N-04A
(black, 7.7mm height)
34-31C0N-05A
(silver, 6.5mm height)
New
34-31C0N-01A
(silver, 5.5mm height)
34-8500S-03A
(light blue, 4.2mm height)
Thermal Pad
Old type
New type
4. New Version of BIOS
The BIOS version must be updated to R 1.25 or later.
Содержание 3X00C
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