IBM 5100 Maintenance Analysis Procedures page 24
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Also See for 5100:
- Maintenance information manual (389 pages) ,
- Maintenance information (388 pages) ,
- Apl reference manual (228 pages)
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B
X
9
TAPE READ MAP
PAGE
12 OF
45
108
ERROR 983--READ DATA ERROR,
No interrupt detected on either tape channel 0
(format track) or on tape channel 1 (data track).
-Calibrate the CE meter (refer to 270).
-Measure -5 vdc between N2-P08 (gnd) and tape
control card pin S06 ( -5 vdc).
Is the voltage in tolerance (-4.6 vdc to -5.5
vdc)7 ,
Y N
109
-Measure -5 vdc between N2-POa (gnd) and
E6-D02 ( -5 vdc).
Is the voltage in tolerance (-4.6 vdc to -5.5
vdc)7
Y
N
110
-Measure -5 vdc between N2-P08 (gnd)
and C1-E11 (-5 vdc).
Is the, voltage in tolerance (.4.6 vdc to
-5.5 vdc)?
Y N-
111
The -5 vdc from the power supply is not
in tolerence.
Go to MAP
0700,
Entry Point A.
112
Repair the open connection from C1-E11 to
E6-D02.
113
Check/ replace the tape drive cable (refer to
202).
114
Defective tape control card (refer to 202).
B B
U V
8 8
115
MAP 0300-12
ERROR 982--STATUS ERROR.
BOT Status active once, but it is not active
now.
Defective F2 (base I/O) card.
Defective tape control card (refer
tq
202).
Defective tape LED-PTX assembly (refer to
202).
Check/replace the tape drive cable (refer to
202).
Check/ replace the tape internal cable (refer to
202).
116
ERROR 973--STATUS ERROR.
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 spindle for
binds (refer to 202).
Service 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 housing assembly (refer to
202).
28SEP76
PN 1608386
EC 829670
PEC 828851
MAP 0300-12
o
C)
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