Sony MDR-IF4000 Manual

Page of 30
3
MDR-IF4000
SECTION 1
GENERAL
This section is extracted
from instruction manual.
LOCATING THE  CONTROLS
1
Ear pad (left)
2
Battery case button
3
Battery case
Press the button of the left housing to
open the battery compartment lid.
This battery case is for the rechargeable
nickel-metal hydride batteries (supplied)
or commercially available (size AAA)
alkaline batteries only.
4
Infrared sensor
There are infrared sensors in two
locations on both sides.
5
Self-adjusting band
The headphones automatically turn on
when you put them on.
6
VOL (Volume) control
Use to adjust the volume.
7
Ear pad (right)
8
POWER indicator
By pulling up the self-adjusting band, the
indicator lights red when battery power is
sufficient.