1269 User Manual
Maintenance 7-12
Table 7-1, Troubleshooting
PROBLEM
POSSIBLE CAUSES
WHAT TO DO
“Power” annunciator
does not come on
•
1269 mainframe not
connected to power
source.
•
Power/On/Standby
switch not switched
on.
•
Remote inhibit input
on rear panel of
power supply is
active.
•
Blown AC Mains Fuse.
•
Power supply
protections are active
causing the supply to
be “shutdown”.
•
Power supply not fully
seated.
•
Faulty wiring to front
panel Power
On/Standby Switch
•
Make sure that the 1269 is connected
to a live electrical outlet. Try
operating another piece of
equipment from this outlet.
•
Set the front Power On/Standby
switch to the
ON
position (See
“Powering On The Mainframe”
in
Chapter 3
).
•
Remove the inhibit by opening the
remote switch (or deasserting the
remote open collector driver). See
“Using Remote Power On/Standby
Switching”
in
Chapter 3.
•
Unplug AC mains power and check
the fuse. See
“Removal and
Replacement of the AC Mains
Fuse”
in
Chapter 7.
•
Refer to
“Power Supply
Protections”
in
Chapter 6.
•
Cycle power to clear fault.
If fault
persists remove installed VXI
modules (cycle power) until fault is
cleared.
•
Verify that the power supply assembly
is fully seated and all four
thumbscrews are fastened. See
“Removal and Replacement of the
Power Supply”
in
Chapter
7
.
•
Verify integrity of wiring to Power
On/Standby switch. Contact
customer service.
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com