IBM 5100 Maintenance Analysis Procedures page 72

·A B B
L F G
9 1 1
3 3
175
BRING UP MAP
PAGE 14 OF 15
Note: when the BASIC-APL switch is
switched, RESTART must be pressed
to bring up the new language.
Defective F2 (base I/O) card.
Defective H2 (I/O and diag) card.
176
(Entry Point BI
Is there a
6, 7,
or
8
in position 2 of line
2?
V N
177
Defective C4 (BASIC RQS) card.
Defective E2 (ROS adapter) card.
178
Defective
E2
(ROS adapter) card.
179
-Remove the following cards: A2 (I/O cable
driver), B2 (expansion feature), D2, D4, C2 (APL
ROS 1, 2, 3), and C4 (BASIC ROS).
-Press RESTART. wait 10 seconds.
Is the machine at checkpoint with 18 in
positions 1
&
2 of line 27
V N
180
One of the cards removed is suspect. Reinstall
them one at a time, pressing RESTART and
waiting 10 seconds each time until a card
causes a halt at checkpoint I with 18 in
positions 1 & 2 of line 2. Record the last card
reinstalled.
Is the last card that was reinstalled either
A2 or 821
V N
I
111
444
B B B
H
J
K
B B BB
1 H J K
111
444
181
MAP()4()().c 14
The last card that was reinstalled is
defective or
Defective E2 (ROS adapter) card.
182
The last card that was reinstalled is
defective.
183
-Reinstall A2, B2, C2, C4, D2 , and D4 which
were removed earlier.
Defective E2 (ROS adapter) card.
Defective F2 (base I/O) card.
Defe«tive G2 (controller) card.
184
Is there a card in A2 or B27
V N
185
Defective E2 (ROS adapter) card.
186
Is there a cardin A27
V N
1 1
5 5
B B
L M
09DEC75 PN 1608387
EC 8291:)23 PEC 828851
MAP 0400-14.
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