
62
10-2 Normal measured values are not displayed.
1) Do the instrument’s measurement conditions match the light being
measured?
Æ
Edit the measurement conditions using the SETUP key.
2) Is CORR VAL blinking?
Æ
Turn the user calibration function OFF during normal
measurement.
3) Is the optical connector (optical fiber) connected correctly?
Æ
Check the connections. Insert the optical connector firmly and
completely into the receptacle.
If the connection is not sound, measurements will be inaccurate.
4) Are the ends of the optical connector fibers damaged or dirty?
Æ
Clean them with a dedicated optical connector cleaner. Using
fibers with damaged ends can result in erroneous measurement.
10-3 Cannot transfer data via USB.
1) Did you install the USB driver on the PC?
Æ
Use the accessory CD-ROM.
2) Is the USB cable properly connected?
3) Are you using the dedicated AC adapter?
10-4 When the instrument starts up, the backlight automatically
blinks and does not stop.
The instrument’s self-diagnostic function has detected an error.
Æ
Contact the dealer from which you purchased the instrument
for repairs.
Do not attempt to repair the instrument yourself, as doing so
can be very dangerous.
10-5 All set can not be executed.
Æ
Is the CAL value set? Clear the value.
10-6 Can not save or delete measured values.
Æ
Are the batteries spent?