R3267 Series Spectrum Analyzer Operation Manual (Vol.1)
A.1 Before Contacting with a Problem
A-1
APPENDIX
A.1
Before Contacting with a Problem
When a problem occurs, check the list below. If you cannot fix the problem, contact a sales representative
from the address and telephone number located at the end of this manual. The problems shown below are not
covered by warranty.
Problem
Probable Cause
Solution
Power indicator does not light.
Two power switches are not
turned on.
The MAIN POWER switch (on the
rear panel) and the POWER switch (on
the front panel) must be turned on.
The power cable is not con-
nected properly.
Turn off the MAIN POWER and the
POWER switches, and then connect
the power cable to the AC power con-
nector on the analyzer. Finally, con-
nect the other end of the power cable
to the outlet (refer to Section 1.3.4).
The power fuse is blown.
Check the power fuse (refer to Section
1.3.3). If the fuse is blown, an abnor-
mal condition may have occurred.
Contact a sales representative for
repair.
Error message is displayed.
An operational error occurred.
Refer to the list of error messages to
fix the problem (see Section A.2).
A malfunction or failure of the
analyzer is the cause of this
problem.
No trace is displayed on the screen
with the SWEEP indicator lit.
Trace intensity is too low.
Adjust the trace using the INTEN-
SITY button.
Bad connection with the input
cable or connector.
Reconnect the input cable or connec-
tor.
Not sweeping
The sweep mode is set to SIN-
GLE.
Set the mode to REPEAT.
Signal level is incorrect.
AMPTD CAL has not been
adjusted.
Perform the calibration.
Pressing a key has no effect.
GPIB is set to the remote con-
trol.
Cancel the program currently being
executed and press the LCL key.
Cannot read from the floppy disk
drive (Recall function).
Defective floppy disk
Confirm that the floppy disk is defec-
tive by trying it in another drive.
Defective floppy disk drive
Contact a sales representative for
repairs.
