(~
(
(
(
(
A E
N X
6 3
4
380
TAPE READ
MAP
PAGE 35
OF
45
Defective tape control card (refer
to
202).
Check/replace the tape drive cable (refer
to
202).
381
ERROR
924--STATUS ERROR.
EOT Status was active but should not have been
active (status
bit
0 was
1,
should have been 0).
(refer
to
the appendix, the general logic probe).
-Probe
F2-J02
(-end
of
tape).
Is
the
DOWN
light
on?
V N
382
Defective
F2
(base
I/O)
card.
383
-Calibrate the
CE
meter (refer
to
270).
-Measure greater than
+1
vdc between tape
control card pin B10
(+
EOT
PTX collector) and
tape control card pin U08 (gnd) (refer
to
227).
Is
the
voltage
greater
than
1
vdc?
V N
384
Defective tape control card (refer
to
202).
Defective tape LED-PTX assembly (refer
to
202).
Check/
replace the tape internal cable (refer
to
202).
385
-If
there is a cartridge
in
the tape drive, remove it.
-Remove tape control card (refer
to
202).
-Probe F2-J02 (-end
of
tape).
-Leave the probe on the pin.
Is
the
DOWN
light
on?
V N
3 3
5 5
E E
y Z
A E E
M Y Z
633
MAP
0300-~5
5 5
386
Is
the
UP
light
on?
V N
387
Defective
F2
(base
I/O)
card.
388
Defective tape control card (refer
to
202).
389
-Disconnect the tape drive cable from the
board (refer
to
228).
Is
the
DOWN
light
on?
V N
390
Check/replace the tape drive cable (refl;lr
to
202).
391
Defective
F2
(base
I/O)
card.
392
ERROR
921--STATUS ERROR.
BOT Status is active but should not have been
active (status
bit
7 was
0,
should have been
1).
(refer
to
the appendix, the general logic probe).
-Probe F2-U1O (-beginning
of
tape).
Is
the
DOWN
light
on"
V N
3
6
F
A
393
Defective
F2
(base
I/O)
card.
28SEP76
PN
1608386
EC
829670 PEe 828851
MAP
0300~35
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