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TT-75.003
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1994-03-15
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TECH TIP NO.: TT75.003
PRODUCT: Series 75 Excalibur VLB Pentium ISA Motherboard
BOARD REVISION: All: B2 and C1
DATE: 3/10/94
RELEASED BY: Documentation Control
SUBJECT: Cache Memory Jumper Settings
The cache memory select jumper settings in the American Megatrends Series 75
Excalibur VLB Pentium ISA Motherboard User's Guide are incorrect. Replace the
jumper settings in the manual with the following:
Page 14 Replace the text after the J30, J31, J52, J53, J54 Cache Memory
Configuration heading with:
J30 and J31 are two-pin bergs and J52, J53, and J54 are three-pin bergs that
control the L2 secondary Cache memory configurationcache memory configuration
on the motherboard. See the graphic on page 12 of the User's Guide for the
locations.
TablesSwitch settings
Cache Size J30 J31 J52 J53 J54
--------- ------ ------ ------------- ------------- -------------
128 KB OPEN OPEN Short Pins 2-3 Short Pins 2-3 Short Pins 2-3
256 KB OPEN SHORTED Short Pins 1-2 Short Pins 1-2 Short Pins 1-2
512 KB SHORTED SHORTED Short Pins 2-3 Short Pins 2-3 Short Pins 2-3
An Addendum dated February 7, 1994 containing the above corrections to the
User's Guide is currently being shipped with the product.