FONIX® 8000 - Frye Electronics

Appendix D 213
Troubleshooting Guide
These are the most common problems that typically cause instrument failure.
Please check these troubleshooting suggestions and follow the procedures outlined
in this manual before contacting your local service representative or Frye
Electronics.
General Problems:
No power
a. Check ON/OFF switch(s).
b. Make sure the the power cable is plugged into a working outlet.
c. Check the fuse in the power entry module.
CRT/VGA/LCD display monitor is not working
a. Check the ON/OFF switch.
b. Make sure the power cable is plugged into working outlet.
c. Check the monitor brightness and contrast controls.
d. Check the cable between the monitor and instrument.
e. Make sure nothing is resting against the keyboard and causing a stuck
button.
Test Chamber Problems:
Test Chamber Microphone does not Level
a. Check your mic calibration. (See Appendix B)
b. Is the mic properly plugged into the instrument?
c. Are all connections clean and tight?
d. Is the mic head (element) screwed on tightly?
e. Is the mic cable loose, broken, cut, worn or frayed?
f. Make sure everything is out of the test chamber (except the mic) when
trying to level.
g. Open the test chamber and listen for the leveling signal.
h. Check the test chamber cable connections.
i. Is there an unusual amount of background noise in the test area? (air conditioning/heating
fans, street noise, people talking, computer fans, etc.)