Sony MDR-NC500D Operating Instructions Manual page 21

SONY:
MDR-NC500D
English
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How to Select Noise Cancellation Mode
AI (Artificial Intelligence) Noise Canceling
Automatically Selects Optimal Noise Cancellation Mode
1
Put on the headphones. One short beep will sound when turning on the Digital Noise Canceling
headphones.
2
While wearing the headphones, press the AI NC MODE button to activate AI (Artificial Intelligence).
A short tone sounds when the headphones are analyzing the ambient sound.
~
~ ~
Id/
i~····
POWER
©
®
~
indicator
AI NC MODE
button
3
The headphones automatically select the optimal Noise Canceling mode.
NC MODEA-
Mainly in an airplane
or
NC MODE B-
Mainly in a bus or a train
or
NCMODEC-
Mainly in an office!
study Environment
Manual Noise Canceling - Allows for Manual Selection of Noise Cancellation Mode
1
To switch to Manual Noise Canceling, press the AI NC MODE button for more than one second. A
longer, rising tone
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P
will sound when the unit is switched to Manual Noise Canceling.
2
The headphones are initially in NC Mode A.
3
Toggle through NC Mode A, B, and C by pressing the AI NC MODE button. Modes are identified as
follows:
• I beep=NC Mode A
• 2 beeps = NC Mode B
• 3 beeps = NC Mode C
4
To return to AI (Artificial Intelligence) Noise Canceling, press the AI NC MODE button for more than
one second. A longer, descending tone
l'
Jl P
will sound when the unit is switched back to AI (Artificial
Intelligence) Noise Canceling.
©2008 Sony Corporation Printed in Malaysia
3-873-382-11 (1)