Flowchart 9-2 Catastrophic Faults; Fault Finding - Toshiba Strata DK40 Installation & Maintenance Manual

Fault Isolation Flowcharts

Flowchart 9-2 Catastrophic Faults

2-4
Reprogram customer
database, one program
at a time, and check
to see if fault re-occurs.
2-7
Does the fault
re-occur after
entering customer
database?
No
END
Strata DK40 I&M Spring 1999
Refer to the Strata DK40 Programming Manual or DK Library CD-Rom for more details.
START
Is the system
Go to
No
completely
Flowchart
non-operational?
9-1
Test the Power Supply as
described in the installation
sections of DK40. Also perform
Hardware Fault Isolation per
this chapter.
Was the fault
isolated by completing
the system hardware
check?
Re-initialise the system
(Programs 91-9 and 03)
and re-check fault using
default program data
(do not enter customer
database).
Was the
Yes
fault cleared
after re-initialising
the system?
Yes
Call your
technical support
group.
Yes
2-1
2-2
Yes
2-3
No
2-5
2-6
No
2-8

Fault Finding

Tag the defective
unit(s) and return
for repair.
END
1880
9-9