About The Indicator; Bluetooth Function - Sony WH-CH720N Help Manual

Help Guide
Wireless Noise Canceling Stereo Headset
WH-CH720N

About the indicator

You can check various statuses of the headset by the indicator.
: Turns on in blue /
Turning on
-- -- (flashes twice in blue)
In this case, when the remaining battery charge is 10% or lower (requires charging), the indicator lights successively as
follows.
--
Turning off
---- (lights up in blue for about 2 seconds)
Displaying the remaining battery charge
Remaining charge: More than 10%
-- -- (flashes twice in blue)
Remaining charge: 10% or lower (requires charging)
--
For details, see "Checking the remaining battery
When the remaining battery charge becomes low
--
Charging
While charging
The indicator turns off after charging is complete.
Abnormal temperature
- --- - ---
Abnormal charging
--

Bluetooth function

Pairing mode
- ---- - ----
Not connected
---- ---- (repeatedly flashes in blue at about 1-second intervals)
Connection process completed
- - - -
Connected
- - - - - - - - (repeatedly flashes in blue at about 5-second intervals)
Incoming call
-- -- -- --
: Turns on in orange / -: Turns off
-- (repeatedly flashes slowly in orange for about 15 seconds)
-- (repeatedly flashes slowly in orange for about 15 seconds)
-- (repeatedly flashes slowly in orange for about 15 seconds)
(lights up in orange)
- (repeatedly flashes twice in orange)
-- --
- (repeatedly flashes twice in blue)
- - - - (repeatedly flashes quickly in blue for about 5 seconds)
-- -- (repeatedly flashes quickly in blue)
charge".
(repeatedly flashes slowly in orange)
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