Troubleshooting; How To Use This Section; Power-Up - Racal Instruments 1256 Manual

Publication No. 980855 Rev. A
How to Use this
Section

Power-Up

PROBLEM
Unit does not turn on (fan not
running, blank display, and
no indicator lights).
EADS North America Test and Services
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
If you have difficulty using the 1256 Switching System, refer to
following
the troubleshooting tables. If you are still unable to
resolve the problem, contact the EADS North America Test and
Services Customer Support Department (refer to Chapter 9,
PRODUCT SUPPORT).
POSSIBLE CAUSES
•
Not connected to proper
power source.
•
Fuse missing, blown, or
incorrectly installed.
1256 User Manual
Appendix C

Troubleshooting

WHAT TO DO
•
Make sure that the 1256 is
connected to a live power
source, using a functional
power cord. For input power
requirements, see Chapter 2,
Getting Started, under the
heading Main AC Power.
•
Check fuse, verifying that it has
the required capacity as
marked on the 1256 rear panel.
Make sure the fuse is properly
installed (see Chapter 2,
Getting Started, in Figure 2-1,
Changing Fuse for Main AC
Power).
Troubleshooting C-1