SERVICE MANUAL
Sony CONFIDENTIAL
For Authorized Servicer
US Model
Canadian Model
AEP Model
UK Model
E Model
Australian Model
Chinese Model
PX Model
SPECIFICATIONS
Ver. 1.0 2022.05
• This unit has three types of names for communication name (LinkBuds S),
model name (WF-LS900N) and model (YY2950). In addition, there are no
unique model names for the left and right headset, charging case.
• The left and right headset, charging case included in the LinkBuds S/
WF-LS900N/YY2950 are required to repairing. Check in advance that
you have the left and right headset, the charging case.
LinkBuds S
WF-LS900N/YY2950
IMPORTANT NOTE:
LinkBuds S/WF-LS900N/YY2950 sold in Korea and Taiwan area
are replaced rather than repaired.
For Korea and Taiwan area, refer to the separately issued service
manual dedicated for the Korean and Taiwan area models.
Information on Korean and Taiwan area models are not included
in this service manual.
• LinkBuds S/WF-LS900N/YY2950 are composed of following units.
Left side Headset
Right side Headset
Charging case
(Except CH) (CH)
Operating frequency (AEP, UK):
Bluetooth: 2,400 MHz - 2,483.5 MHz
Maximum output power (AEP, UK):
Bluetooth: < 10 dBm
Headset
Power source:
DC 3.85 V: Built-in lithium-ion rechargeable battery
DC 5 V: When charged using USB
Operating temperature:
0 °C to 40 °C (32 °F to 104 °F)
Rated power consumption:
1 W (Headset), 3 W (Charging case)
Mass:
Approx. 4.8 g × 2 (0.17 oz × 2) (Headset (including earbud tips (M)))
Approx. 35 g (1.24 oz) (Charging case)
Included items:
Wireless Noise Canceling Stereo Headset (1)
USB Type-C® cable (USB-A to USB-C®) (approx. 20 cm (7.88 in.)) (1)
Hybrid silicone rubber earbud tips (SS (2), S (2), M (2), LL (2))
Charging case (1)
Communication specification
Communication system:
Bluetooth Specification version 5.2
Output:
Bluetooth Specification Power Class 1
Frequency band:
2.4 GHz band (2.4000 GHz - 2.4835 GHz)
Design and specifications are subject to change without notice.
System requirements for battery charge using
USB
USB AC adaptor
A commercially available USB AC adaptor capable of supplying an output
current of 0.5 A (500 mA) or more
• Do not use a USB adaptor that exceeds the maximum output of 13 W (5 V,
2.6 A). (US, CND, PX, LA)
Compatible iPhone/iPod models
iPhone 12 Pro Max, iPhone 12 Pro, iPhone 12, iPhone 12 mini,
iPhone SE (2nd generation), iPhone 11 Pro Max, iPhone 11 Pro, iPhone 11,
iPhone XS Max, iPhone XS, iPhone XR, iPhone X, iPhone 8 Plus, iPhone 8,
iPhone 7 Plus, iPhone 7, iPhone SE, iPhone 6s Plus, iPhone 6s, iPhone 6 Plus,
iPhone 6, iPhone 5s, iPod touch (7th generation),
iPod touch (6th generation)
(As of February 2022)
WIRELESS NOISE CANCELING STEREO HEADSET
Photo: Headset (R-ch)
Photo: Charging case
Photo: Headset (L-ch)
Trademarks
• Apple, iPhone, iPod and iPod touch are trademarks of Apple Inc.,
registered in the U.S. and other countries.
• The Bluetooth® word mark and logos are registered trademarks owned by
Bluetooth SIG, Inc. and any use of such marks by Sony Group Corporation
and its subsidiaries is under license.
• USB Type-C® and USB-C® are registered trademarks of USB Implementers
Forum.
• All other trademarks and registered trademarks are trademarks or
registered trademarks of their respective holders. In this manual,
TM
and ®
marks are not specified.
Design and specifi cations are subject to change
without notice.
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SYSSET
2022/05/2403:45:58(GMT+09:00)
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