HZ-A10 Cable Fault Locator Fault Phenomena and Troubleshooting

Fault Phenomenon

Cause Analysis

Troubleshooting Method

When the system is turned on, the screen displays but automatically shuts down after a few seconds

The internal battery voltage of the instrument is too low

Charge the battery

System freeze

The instrument is subjected to strong interference

Restart the instrument after it shuts down due to freezing; when performing multiple pulse or pulse current ranging, do not touch the instrument during high-voltage discharge to avoid strong electrical interference.