IBM 5100 Maintenance Analysis Procedures page 25

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B B
S T
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TAPE READ MAP
PAGE 13 OF 45
117
ERROR 970--STATUS ERROR.
Unexpected beginning or end of tape status
active.
-Observe which reel of the tape cartridge has
the most tape on it.
Does the right reel have more tape on it
than the left reel?
Y N
118
-Press C to call the tape repositioning
option.
-Next press B to call the reverse tape
repositioning routine.
Go to Page 1. Step 001. Entry Point A.
119
-Press C to call the tape repositioning option.
-Next press F to call the forward tape
repositioning routine.
Go to Page 1. Step 001. Entry Point A.
120
ERROR 966--STATUS ERROR.
BOT Status cannot be cleared (status bit 7 was
0, should have been 1).
-If you are not sure of the answer to the next
question, answer it N.
Is the tape moving too slow?
Y N
1 1
3 3
C C
N P
c
C
N P
1 1
3 3
121
MAP 0300-13
-Run the tape speed test by pressing
EXECUTE on the keyboard.
Is ERROR 973 now displayed on the
display?
Y N
122
Defective F2 (base I/O) card.
123
Service check/adjust the motor pulley (refer
to 226).
Service check/adjust the cartridge stop blocks
(refer to 224).
Inspect the jackshaft housing and the spindle
for binds (refer to 202).
Service check/adjust the magnet gaps (refer
to 222).
Defective tape motor assembly (refer to 202).
Defective diagnostic ~ape cartridge.
Defective spindle-select arm assembly (refer
to 202).
Defective jackshaft housing assembly (refer to
202).
124
Tape might be moving too slowly.
Service check/adjust the motor pulley (refer to
226).
Service check/adjust the cartridge stop blocks
(refer to 224).
Inspect the jackshaft housing and the spinole for
binds (refer to 202).
Servic;e check/adjust the magnet gaps (refer to
222).
Defective tape motor assembly (refer to 202).
Defective diagnostic tape cartridge.
Defective spindle-select arm assembly (refer to
202).
Defective jackshaft housinQ assembly (refer to
202).
28SEP76 PN 1608386
EC 829670 PEC 828851
MAP 030(}'13