User Manual
15.1 Troubleshooting KEW6310
15.1 KEW6310
15. Troubleshooting
15.1 General troubleshooting
When defect or breakdown of the instrument is suspected, check the following points first. If your problem
isn’t listed in thi s section , cont act your local Kyoritsu distributor.
Symptom Check
(1) Instrument cannot be
powered on.
operating with an AC power supply
- Power cord i s conne cted firml y and properly ?
- No break in the Power cord?
- Supply voltage is within the allowable range?
operating with batteries
- Batteries are installed with observing correct polarity?
- Ni-HM batteries a re full-cha rged?
- Alkaline batteries are not exhausted?
(2) Error message “Hardware error”
appears when powering on the
instrument.
● Power off the instrument, and power it on again. There is no problem
when an error me ssage doe sn’t app ear; the i nte rnal ci rcuit may be
damaged when the sa me erro r me ssage appe ars. Co nt a ct your lo cal
Kyoritsu distributor.
● In case that NG is found only on RTC item, it means internal coin
battery for backup is exhausted. (Date and time may be wrong every
time when powering off the instrument) Contact your local Kyoritsu
distributor. Backup battery life is approx 5 years.
(3) Any key doesn’t work.
● Key lock fun ction is ina ctiva ted?
● Check the effective Keys on each Range.
(4) Readings are not stable or
inaccurate
Confirm that:
* Voltage test leads and clamp sensors are connected properly.
* Setting for the instrument and the selected wiring configuration are
approp ri a te.
* Proper sensors are used with proper settings.
* There is no brea k in th e vol ta ge te st lead s.
* Input signal is not interfered.
* Strong electric ma gneti c field does no t exis t in close proximi ty .
* Use environment meets the specification of this instrument.
(5) Incapable of saving data to the
internal memory
● Check the nu mber o f files in the memory.
● Check that the destination for sa ving da t a is set to interna l memo ry.