Note: Remove Jumper - IBM 5100 Maintenance Analysis Procedures

c c c
o E F
999
TAPE REAO MAP
PAGE 10 OF
45
085
NOTE: REMOVE JUMPER.
Defective tape control card (refer to 202).
Defective read/write head (refer t9 202).
Dirty tape head.
Service check/adjust the cartridge stop
blocks (refer to 224).
Check/ replace the tape internal cable (refer
to 202).
086
NOTE: REMOVE JUMPER.
Defective F2 (base I/O) card.
Defective tape control card (referto 202),
Check/ replace the tape drive cable (refer to
202).
087
ERROR 989--READ DATA ERROR.
No sync byte detected on tape channel
0
(format
track) or on tape channel 1 (data track),
(refer to the appendix, the general logic probe),
-Probe F2-J06 (-read data).
-Leave the probe on the pin.
Is the DOWN light on?
Y N
088
-Loop on this test (press L on the keyboard).
Are both lights on 7
Y N
089
Is the UP light on7
Y N
1 1 1 1
o
000
C C C C
G H J K
c c c
C
G H J K
1 1 1 1
o
0 0 0
MAP 0300-10
090
Defective F2 (base
I/O)
card.
Check/ replace the tape drive cable
(refer to 202).
091
-Probe tape control card pin S09 (-read
data).
Is the DOWN light on 7
Y N
092
Defective tape control card (refer to
202).
093
Check/ replace the tape drive cable (refer to
202).
094
Defective tape control card (refer to 202).
Defective F2 (base I/O) card,
Check/replace the tape drive cable (refer to .
202),
Defective read/write head (refer to 202).
Dirty tape head.
Service check/adjust the cartridge stop blocks
(refer to 224),
Check/replace the tape internal cable (refer to
202).
095
-If there is a cartridge in the tape drive, remove it.
-Remove tape control card (refer to 202),
Is the DOWN light on7
Y N
28SEP76
1 1
1 1
EC 829670
C C
L M
PN 1608386
PEC 828851
MAP 0300-10
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