Sony MDR-IF140K - Manual (Page 7)

Getting started
7 GB
Inserting the
battery
1
Open the battery compartment
lid of the left housing.
2
Insert the size AAA dry battery
into the battery compartment
matching 3 terminal on the
battery to 3 in the
compartment.
3
Close the battery compartment
lid.
Battery life
* 1 at 1 kHz, 1 mW+1 mW output
* 2 Time stated above may vary, depending
on the temperature or conditions of use.
Notes on Batteries
• Do not charge a dry battery.
• Do not carry a dry battery together
with coins or other metallic objects. It
can generate heat if the positive and
negative terminals of the battery are
accidentally come into contact with
metallic objects.
• When you are not going to use the
unit for a long time, remove the
battery to avoid damage from battery
leakage or corrosion.
When to replace the battery
When the battery becomes weak, the
power indicator light dims, or sound
becomes distorted or noisy. Replace the
battery with new one as soon as
possible.
Battery
Sony alkaline
battery LR03/
AM-4(N)
Sony manganese
battery R03/UM-4
(NU)
Approx. hours* 1
60 hours* 2
28 hours* 2