Sage II - Page 6

sAcE
rI
SERVTCE
MANUAL
I
I
.0]
TABLE OF CONTENTS
Table Of
Contents
II
III
III.OI
I II.
02
I II.
03
I II.
04
IV
V
VI
VI.Ol
VII
vrr.0
I
VII.O2
VII.
03
vII.04
vrl.05
VIII
VIII.
O
1
VIII.
O2
VIII.
03
VIII.
04
VIII.
O5
IX
x
XI
xr.01
xr.02
xr.03
xr.04
xI.05
DESCRIPTION
OF DIAGNOSTIC AIDS
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. .
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.
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.
1
DIAGNOSTIC AIDS AVAILABLE
. .
. . . O'''''''
O'
2
CARE AND
EANDLING
PROCEDURES . O'' I O' t''''' 3
CIRCUIT
BOARD
HANDLING. . O
' ' ' ' O ' '
'
I ' ' ' ' '
3
CHIP HANDLING.
.
.
.
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.
. . . . o r . o . . . . . . .3
DISK
DRIVE HANDLING.
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. o o o .
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.
.
. .
. .
3
I.{ICROPOLIS
DISK DRM
HANDLING.
.
r
.
.
o . . . . . . 3
SOFTT{ARE
INSTALLATION
O' O
O' O''' O' ! . O' t'
SYSTE},T
LEVEL TROUBLE
SHOOTING
O ' ' O I '
' '
' '
' ' '5
CIIECKING
THE
PO.rilER SUPPLY
.
.
. . . . . . . .
O''''
6
REPLACING THE
POI^IER SUPPLY.
. .
. . . . . .
. . . . . .7
poIIER-Up
ROIITINE
.
. .,
. . .
. . . . . . . .
. .
. . .
INITIALIZATIONT
.. . . . .
. o . o
.. .
.
. .
r ..
.
RAlt{ I"IEMORY
TEST
.
.
. o o . .
o . . o o . . o ,
. .
. .
DISK B0OTSTRAP.
. . . . .
r . o . . . . . . I r .
r
.
.
SPECIAL
MONITOR
COMI'{ANDS.
. o
. . . . .
.
. . . .
. .
I'IAINTENANCE TESTS
8
9
11
L2
13
14
CPU BOARD
TROUBLESEOOTING
. . . .
.
. . . .
. O'' O 15
CHECKING THE SYSTEM CLOCK.
. .
. . . . . . .
t . . . . 16
CHECKING THE
ADDRESS
STROBE
LINE.
.
.
. .
. . . . . . 16
CHECKING
THE
REFRESH
SIGNALS.
. . . . .
.
.
. . . . . 17
CTIECKING TITE RAM
SIGNALS.
.
. . . . . . . .
. . . . . 17
REPLACING
THE COMPUTER
BOARD.
. .
.
.
. . .
. .
.
. . 18
TEITIPERATURE
TEST
. .
. .
., o
o . . . . . .
. r . . .
. 19
INTBR}IITTANCE CHECKLIST
. . . .
.
.
. .. .
. I ' ' ..20
CTCLER.
TEST
.
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r o .
. . . .
.
.
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.
.
. . 2L
TEST OPERATION. . .
.
t . . .
. . . . . . . r t
.
.
.
.22
TEST
ERROR DISPLAY.
.
. o
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.
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.
23
AtrTER. . . o . o . .
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. . . . . . .
. .
.28
CYCLER RAl'f TEST.
.
. . .
. .
r . . .
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..
.
.
. . . . 30
SERIAL TEST.
.
. . .
. . o
...
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. . ..
.
. .
. . 31
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