Lenovo 1838-25U Datasheet download pdf (Page 6)

Touchscreen tablet for on-the-go business

Dual-core ARM Cortex™-A9 processor (1.0 GHz per core), 1MB L2 cache

1GB / 600MHz LPDDR2, mobile DDR / soldered to systemboard, no sockets

16GB, 32GB, or 64GB / eMMC (embedded Multi Media Card) ﬂ ash memory on board

3-in-1 reader (SD, SDHC, MMC), SD card encryption supported

NVIDIA

ULP (Ultra-low power) GeForce GPU, integrated in Tegra™ 2,

supports 1080p video out via mini-HDMI connector, HDCP-compliant

10.1" (256.5mm) WXGA (1280x800) TFT color,

anti-glare display with glossy inﬁ nity Corning

Gorilla

Glass,

LED backlight, 400 nits, 16:10 aspect ratio, 500:1 contrast ratio, IPS,

WideView (170° viewing), MultiTouch screen supports pen & six-ﬁ nger gesture

Some: ThinkPad Tablet Pen (0A33887), supports hover, tip, and pressure modes /

a button for "long press" function / user replaceable AAAA battery, up to 18 months

Front camera: 2.0-megapixel, ﬁ xed focus

Rear camera: 5.0-megapixel, auto focus, digital zoom

720p video capture (back camera)

High Deﬁ nition (HD) Audio, Wolfson WM8903 codec /

monaural speaker, 0.5 watt x 1 /

analog monaural microphone, combo audio/microphone jack

None

Audio formats: MP3, AAC, AAC+, eAAC+, WAV, PCM, WMA

Video formats: MPEG-4, H.263, H.264, VC-1, WMV9, Xvid

Power button, volume control button, reset switch,

4 function buttons (Home, Back, Open Browser, Display Lock)

Some: ThinkPad Tablet Keyboard Folio Case (0A36370), connects with system via USB 2.0,

6 row, TrackPoint

pointing device, leather cover, magnetic 3-position landscape stand

Some: ThinkPad Tablet Dock (0A33953),

one USB 2.0, one micro-USB 2.0 (not for power supply), microphone input jack,

headphone jack, DC-IN connector (supports 65W AC Adapter, RapidCharge)

Ambient Light Sensor

Proximity sensor, Azoteq IQS128

Accelerometer (G) sensor, supports 3-axis accelerometer

3-axis gyroscope

3-axis electronic compass, AKM AK8975C

NVIDIA Tegra 2 T20

One USB 2.0, one micro-USB 2.0 (power supply / charging support), one mini-HDMI,

headphone/

microphone

combo jack, one ThinkPad Tablet Dock connector

11b/g/n wireless

, Azurewave AW-NH931 module, WiFi + BT combo chip

None

Global Positioning System, Broadcom BCM4751

Bluetooth 2.1+EDR wireless, integrated in

Azurewave AW-NH931 combo chip, supports BT 3.0

10.25" x 7.15" x 0.57"; 260.4mm x 181.7mm x 14.5mm

WiFi model: from 1.64 lb (0.74kg); 3G model: from 1.67 lb (0.76kg)

Black

PolyCarbonate/Acrylonitrile-Butadiene-Styrene (PC/ABS) plastic

Active, Deep Sleep, Off

Lithium Polymer 2-cell

up to 5 days (suspend); up to 10 hr (idle);

up to 9 hr (WiFi browsing); up to 8 hr (3G browsing and video playback)

1-year - depot repair service / service upgrades

available

Positioning

Processor

Memory

Storage

Multicard reader

Graphics

Display

Tablet pen

Camera

Video capture

Audio support

Ear buds

Media capable

Control buttons

Keyboard folio

case

ThinkPad tablet

dock

Light sensor

Proximity sensor

G-sensor

Gyroscope

eCompass

Platform

Ports

WLAN

WWAN

Carrier

GPS

Bluetooth™

Dimensions

Weight

Case color

Case material

System states

Battery - type

Battery - life

Limited warranty

ThinkPad

Tablet (1839)

1839-28U

Cortex-A9

1GB

10.1" WXGA Pen 2.0/5.0 64G

Dock

11b/g/n

None None GPS Blue G Android 3.1

1839-27U

Cortex-A9

1GB

10.1" WXGA Pen 2.0/5.0 64G 11b/g/n

None None GPS Blue G Android 3.1

1839-26U

Cortex-A9

1GB

10.1" WXGA Pen 2.0/5.0 32G

Keyboard

11b/g/n

None None GPS Blue G Android 3.1

1839-25U

Cortex-A9

1GB

10.1" WXGA Pen 2.0/5.0 32G 11b/g/n

None None GPS Blue G Android 3.1

1839-24U

Cortex-A9

1GB

10.1" WXGA Pen 2.0/5.0 16G

Keyboard

11b/g/n

None None GPS Blue G Android 3.1

1839-23U

Cortex-A9

1GB

10.1" WXGA Pen 2.0/5.0 16G 11b/g/n

None None GPS Blue G Android 3.1

1839-22U

Cortex-A9

1GB

10.1" WXGA 2.0/5.0 16G 11b/g/n

None None GPS Blue G Android 3.1

Personal Systems Reference (PSREF)

(IDG1-2) August 2011

See f

ootnotes for more detailed information

US model(s) announced August 16, 2011

Type-model

Widescreen

displayMemory Storage

PCIe

Mini Card

WWAN

WLAN

802.11Processor Preload

Camera

Front/Rear

(MP)

Preloaded operating system

- Android™ 3.1 (HoneyComb)

Preloaded applications

(only some

listed)

• Lenovo App Shop

• Documents To Go

• MyScript Notes Mobile

• USB Data Transfer Utility

• User Data and SD Card Encryption

• Lenovo SocialTouch

• PrinterShare™ Mobile Print

• McAfee

Mobile Security

• Google Voice Search

• Google Talk

• Google Maps

• Netﬂ ix

• YouTube app

• Adobe

Flash player 10.2

• Slacker Radio

• Amazon MP3

• mSpot Music

• mSpot Movies

• Google Books

• Kindle for Android

• Zinio Magazine Reader

• eBuddy Messenger

• PokeTALK Tablet Version

• ooVoo™ Video Calls

• Angry Birds

• ArcSoft

PowerMobia

Gallery

• ArcSoft PowerMobia eBook

Reader and Bookshelf

Blue-

tooth

ThinkPad

Tablet

Pen

ThinkPad

Tablet

Dock

Keyboard

Folio Case Carrier

Global

(G)

GMP (P) GPS

10W AC Adapter (via micro-USB)

Optional: 65W AC Adapter (via Dock)

ROHS-compliant

International Warranty Service

24 hour x 7 day

toll-free support

during the warranty period

via 800-426-7378

For compatible accessories, please

go to O-Tablet sheet;

For ThinkPlus™

, 22

service upgrade

options, please go to S-Tablet sheet

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Lenovo 1838-25U Datasheet Page 6

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