Sony UPW-C1/C2 - Manual (Page 30)

Power Supply
30
Battery indication
When you turn the power on, the battery condition is shown by the BATT
indication in the display section.
When the indication in column 4 starts to flash, replace the batteries with new
ones. Be sure to check the expiration date printed on the new batteries before
using them.
1 2 3 4
BATT indication Lights Lights Lights Flashes
Battery status Good Less than Less than Almost
50% charged 20% charged drained
Hand-held microphone
(UTX-H1)
1
Turn the grip in the direction of
the arrow to open the battery
compartment.
2
Align two new LR6 (size AA)
alkaline batteries with the polarity
markings and insert them into the
battery compartment.
3
Turn the grip in the direction
opposite to the arrow in step 1 to
close the battery compartment.
Note
If you open the battery compartment
during signal transmission, the noise
may occur. Be sure to turn the
microphone off before opening the
battery compartment.