(
f
o
Z
2
6
262
TAPE READ
MAP
PAGE 27
OF
45
-Probe F2-G08 (-read clock).
Are
both
lights
on?
Y N
263
-Probe F2-G08 (-read clock).
Is
the
DOWN
light
on?
Y N
2 2
8 7
E E
A B
264
-Probe F2-G08 (-read clock).
-Leave the probe on the pin.
Is
the
UP
light
on?
Y N
265
Defective
F2
(base
I/O)
card.
266
-Probe tape control card pin S10 (-read
clock).
Is
the
DOWN
light
on?
Y N
267
Defective
F2
(base
I/O)
card.
Defective tape control card (refer
to
202).
Check/replace the tape drive cable
(refer
to
202).
268
Check/
replace the tape drive cable (refer
to
202).
E
B
2
7
269
MAP
0300-27
-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
270
Is
the
UP
light
on?
Y N
271
Defective
F2
(base
I/O)
card.
Check/
replace the tape drive cable (refer
to
202).
272
Defective tape control card (refer
to
202).
273
-Disconnect the tape drive cable from the board
(refer
to
228).
Is
the
DOWN
light
on?
Y N
274
Check/replace the tape drive cable (refer
to
202).
275
Defective
F2
(base
I/O)
card.
28SEP76
PN
1608386
EC
829670
PEC
828851
MAP
0300-27
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