IBM 5100 Maintenance Analysis Procedures

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H
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PROCESS CHECK MAP
PAGE 9 OF 17
088
-Power down.
-Exchange the pair
of cards in K with the pair of
cards in L.
-Power up. Wait 30 seconds.
Is the machine at checkpoint H?
Y N
089
Defective J2 (display) card.
Defective G2 (controller) card.
Defective
F2 (base I/O) card.
Defective H 2
(I/O and diag) card.
090
-Switch the DISPLAY REGISTERS switch to
DISPLAY REGISTERS.
Is RFLO between 4000 and 7FFF inclusive?
Y N
091
Defective H2 (I/O and diag) card.
Defective
J2 (display) card.
Defective
F2 (base I/O) card.
Defective G2 (controller) card.
092
-Power down.
-Exchange K4 and
L4.
-Power up. Wait 30 seconds.
-Switch the DISPLAY REGISTERS switch to
NORMAL.
Is the machine at checkpoint H?
Y N
A
L
093
Defective read/write storage card is now at
K4.
A A
G L
8
MAP 0420-9
094
-Switch the DISPLAY REGISTERS switch to
DISPLAY REGISTERS.
Is RFLO between 0000 and 3FFF inclusive?
Y N
095
Defective read/write storage card is now at
L2.
096
Defective read/write storage card is now at
K4.
097
Is the recorded RFLO between 0000 and 3FFF
inclusive?
Y N
098
Is the recorded RFLO between 4000 and
BFFF inclusive?
Y N
099
-Power down.
-Exchange the pair
of cards in N with the
pair
of cards in L.
-Power up. Wait 30 seconds.
Is the machine at checkpoint H?
Y N
1 1 1
100
A A A
M N P
100
Defective J2 (display) card.
Defective G2 (controller) card.
Defective
F2 (base I/O) card.
Defective H2
(I/O and diag) card.
28SEP76
PN 1608388
EC 829670 PEC 829523
MAP 0420-9

IBM 5100 Specifications

General

Brand	IBM
Model	5100
Category	Laptop
Language	English