![background image](http://html.mh-extra.com/html/sennheiser/500643/500643_instruction-manual_1240170007.webp)
6
Control elements
Signal from LED display
:
Headband
Normal
/
bypass
sliding switch
Connection for audio cable
Audio cable
ON/OFF
button
VOLUME –
button
TalkThrough
button
LED (red/green)
button
Ear cushions
Battery compartment
LED
Meaning
red
NoiseGard 2.0 is switched on (see page 11)
green
TalkThrough is switch on (see page 12)
flashing
Batteries or rechargeable batteries almost empty (see page 7)
쐋
PXC450_517600_0806_SP6.book Seite 6 Donnerstag, 13. September 2007 10:26 10