A A
F G
5 5
TAPE
REAl)
MAP
PAGE
41
OF
45
460
ERROR
909--WRAP ERROR.
Error occurred during a test
of
the
F2
(base
I/O)
card, no
wrap
of
data.
Defective
F2
(base
I/O)
card.
461
ERROR
907--INTERRUPT ERROR.
Incorrect interrupt response.
(refer
to
the appendix, the general logic probe).
-Probe F2-G08 (-read clock).
Are
both
lights
on?
Y N
462
-Probe F2-G08 (-read clock).
Is
the
DOWN
light
on?
Y N
4 4
2 1
F F
y Z
463
-Probe F2-P07 (-int req
2).
Is
the
DOWN
light
on?
Y N
464
Defective
F2
(base
I/O)
card.
Defective tape control card (refer
to
202).
465
Defective G2 (controlier) card.
F
Z
4
1
466
MAP
0300-41
-If
there is a cartridge in the tape drive. remove it.
-Remove tape control card (refer
to
202).
-Probe F2-G08 (-read clock).
-Leave the probe on the pin.
Is
the
DOWN
light
on?
Y N
467
Is
the
UP
light
on?
Y N
468
Defective
F2
(base
I/O)
card.
469
Defective tape control card (refer
to
202).
470
-Disconnect the tape drive cable from the board
(refer
to
228).
Is
the
DOWN
light
on?
Y N
471
Check/replace the tape drive cable (refer
to
202).
472
Defective
F2
(base
I/O)
card.
28SEP76
PN
1608386
EC
829670
PEC
828851
MAP
0300
..
41
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