4. Operation
WARNING: The TR8703 is designed for use on de-energized
("dead") transformers only. Make sure the test sample is
completely disconnected from AC power and is fully discharged.
4.1. Power up
Turn the power switch to the ON position.
At power up, the instrument goes through an initialization process:
Beeps once
Displays "Initializing...Please Wait" for a short duration
Displays the Company Name and Firmware version number
Displays Date and Time for a short duration
The instrument rests at the Main Screen which displays Test Type,
Test Mode, Filter, Storage Mode and the present Nameplate values
The Green power LED on the front panel turns on solid
NOTE:
If the batteries are insufficiently charged:
The Green LED will blink if there is some battery capacity left.
The instrument will be operational under this condition
The display will show Low Battery and the Green LED will blink if
the battery packs have no capacity left. The instrument cannot be
used for testing under these circumstances. The batteries must
be recharged before use (see § 8.1)
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