Acer AcerNote 970 Service Manual page 248

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REVISION HISTORY
I. MODIFICATIONS FROM X4 TO X5
1. DELETE COMPONENTS:
C78: 0.01uF 10% CAP
2. VALAUE CHANGES:
R13: 20K 5% RESISTOR
-->
1K 5% RESISTOR
R50: 10K 5% RESISTOR
-->
4.7K 5% RESISTOR
3. ADD COMPONENTS:
R80,R83: 10K 5% RESISTOR
R81,R82: 15K 5% RESISTOR
R84: 4.7K 5% RESISTOR
R85,R86: 150K 5% RESISTOR
C137: 4700pF 10% CAP
C138: 0.47uF 10% CAP 0805
II. POPULATED/UNPOPULATED PARTS
1. NMG2090 VIDEO CONTROLLER
UNPOPULATED PARTS:
U25
R63,R66,R67,R68,R73,R74,R77,R78,R83
C42,C123,C124,C125,C126
CN1
2. NMG2093 VIDEO CONTROLLER
POPULATED PARTS:
U25
R83
C42,C123,C124,C125,C126
UNPOPULATED PARTS:
R63,R66,R67,R68,R73,R74,R77,R78
CN1
CONFIDENTIAL
ACER ADVANCED LABS.
Title
PROJECT MARS MULTI-MEDIA BOARD
Size
Document Number
A3
REVISION HISTORY
Date:
May 23, 1996
Sheet
2
of
14

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