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STRATA DK FAULT FINDING
SECTION 400-096-500
SEPTEMBER 1992
-20-
CHART NO. 9
MOH, BGM, PAGE & RELAY FAULTS (cont.)
M1
Page 19
From
Is
the problem
only over external
page?
Is
the fault
cleared?
NO
Replace PIOU or
PEPU or PIOUS PCB,
if used.
YES
NO
Is
the fault
cleared?
END
Tag the
defective part(s)
and return for
repair.
Is
the fault
cleared?
Replace
the PCTU.
YES
NO
YES
Call the
Service Center for
assistance.
YES
NO
¥ Verify external
equipment.
¥ Verify programming.
Содержание Strata DK 24
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