Lenovo Chromebook S345-14AST User Manual

Appendix B. Lenovo help and support
Lenovo support Web site
Technical support information is available on the Lenovo support Web site at http://www.lenovo.com/support.
Call Lenovo customer support center
If you have tried to correct the problem yourself but still need help, during the warranty period, you can get
help and information by telephone through the customer support center.
Before calling customer support
Ensure that you have downloaded the most current drivers and system updates and recorded information
about your computer before you call. When calling for technical assistance, have the following information
available.
• Machine type and model
• Serial number of your computer
• Description of the problem
• Exact wording of any error messages
• Hardware and software configuration information
Services supported by Lenovo customer support center
The following services are available during the warranty period.
• Problem determination - Trained personnel are available to assist you with determining if you have a
hardware problem and deciding what action is necessary to fix the problem.
• Lenovo hardware repair - If the problem is determined to be caused by Lenovo hardware under warranty,
trained service personnel are available to provide the applicable level of service.
• Engineering change management - Occasionally, there might be changes that are required after a product
has been sold. Lenovo or your reseller, if authorized by Lenovo, will make selected Engineering Changes
(ECs) that apply to your hardware available.
Services not supported by Lenovo customer support center
• Replacement or use of parts not manufactured for or by Lenovo or non-warranted parts
• Identification of software problem sources
• Configuration of UEFI BIOS as part of an installation or upgrade
• Changes, modifications, or upgrades to device drivers
• Installation and maintenance of network operating systems (NOS)
• Installation and maintenance of programs
Support phone numbers
For the Lenovo support phone number for your country or region, go to http://www.lenovo.com/support/
phone
.
© Copyright Lenovo 2019 57

Lenovo Chromebook S345-14AST Specifications

General

Color name	Mineral Grey
Form factor	Convertible (Folder)
Refurbished	No
Product type	Chromebook
Product color	Black, Silver
Housing material	Acrylonitrile butadiene styrene (ABS), Aluminium, Polycarbonate (PC)
Panel type	TN
Display diagonal	14 \
Anti-glare screen	Always gives an optimal view, even in direct sunlight.
Display brightness	220 cd/m²
Native aspect ratio	16:9
Display diagonal (metric)	35.6 cm
Processor cache	1 MB
Processor cores	2
Processor family	AMD A6
Processor frequency	1.8 GHz
Processor cache type	L2
Processor manufacturer	AMD
Processor boost frequency	2.7 GHz
Internal memory	4 GB
Memory clock speed	1666 MHz
Memory form factor	On-board
Internal memory type	DDR4-SDRAM
Storage media	eMMC
Total storage capacity	64 GB
Compatible memory cards	MicroSD (TransFlash)
Discrete graphics card model	Not available
On-board graphics card family	AMD Radeon R5
Audio chip	Maxim MAX98357A
Speaker power	2 W
Front camera HD type	HD
Front camera resolution	1280 x 720 pixels
Front camera resolution (numeric)	1 MP
WWAN	Not installed
Antenna type	2x2
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version	4.1
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)
WLAN controller model	Qualcomm QCA6174A
WLAN controller manufacturer	Qualcomm
Charging port type	USB Type-C
USB 2.0 ports quantity	0
Keyboard layout	QWERTY
Pointing device	Touchpad
Keyboard language	Italian
Operating system installed	ChromeOS
Battery capacity	57 Wh
Battery life (max)	10 h
AC adapter power	45 W
Cable lock slot type	Kensington
Sustainability certificates	RoHS, TCO, EPEAT Bronze, ENERGY STAR
Certification	ErP lot3
Motherboard chipset	AMD SoC

Weight and Dimensions

Depth	225 mm
Width	328 mm
Height	17.7 mm
Weight	1480 g