NTi Audio XL2 Sound Level Meter - Manual (Page 16)

16
Getting Started
AA-Batteries
Alternatively, the XL2 can be powered by AA type batteries
Open the battery cover. •
Insert 4 fully-charged AA batteries, observing correct polarity •
of the +/- indications in the battery compartment.

The polarity alternates with successive batteries.
Close the battery cover. •
Switch the XL2 off prior opening the battery •
cover in order to prevent any electronic dis-
charges.
Use only similar batteries from the same
•
manufacturer.
Replace discharged batteries with new ones.
•
Do not mix used and new batteries. •
During operation, the battery temperature •
may increase noticeably. This is not a defect.
Remove all batteries if the XL2 is not to be
•
used over a long period of time.
1.
2.