LG Electronics U250 service manual 171, Res,Array,R

Models: U250

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11. EXPLODED VIEW & REPLACEMENT PART LIST

Level

Location

Description

Part Number

Spec

Color

Remark

No.

 

 

 

 

 

 

6

R429

RES,CHIP,MAKER

ERHZ0000404

1 Kohm,1/16W ,J ,1005 ,R/TP

 

 

 

 

 

 

 

 

 

6

R430

RES,CHIP,MAKER

ERHZ0000499

5600 ohm,1/16W ,J ,1005 ,R/TP

 

 

 

 

 

 

 

 

 

6

R431

RES,CHIP,MAKER

ERHZ0000438

20 Kohm,1/16W ,J ,1005 ,R/TP

 

 

 

 

 

 

 

 

 

6

R433

RES,CHIP

ERHY0013101

2.7 ohm,1/16W ,J ,1005 ,R/TP

 

 

 

 

 

 

 

 

 

6

R434

RES,CHIP

ERHY0013101

2.7 ohm,1/16W ,J ,1005 ,R/TP

 

 

 

 

 

 

 

 

 

6

R435

RES,CHIP,MAKER

ERHZ0000487

470 Kohm,1/16W ,J ,1005 ,R/TP

 

 

 

 

 

 

 

 

 

6

R436

RES,CHIP,MAKER

ERHZ0000401

0 ohm,1/16W ,J ,1005 ,R/TP

 

 

 

 

 

 

 

 

 

6

R437

RES,CHIP,MAKER

ERHZ0000435

20 ohm,1/16W ,J ,1005 ,R/TP

 

 

 

 

 

 

 

 

 

6

RA400

RES,ARRAY,R

ERNR0000404

100 Kohm,100 Kohm,8 PIN,J ,1/16W ,SMD ,R/TP

 

 

 

 

 

 

 

 

 

 

 

 

 

8 PIN,ETC ,PUSH-PUSH TYPE / RECTANGULAR ,1.1

 

 

6

S300

CONN,SOCKET

ENSY0013501

mm,TRANS FLASH SOCKET / EXTERNAL MEMORY

 

 

 

 

 

 

CARD SOCKET

 

 

 

 

 

 

 

 

 

6

SW100

CONN,RF SWITCH

ENWY0003301

,SMD ,0.4 dB,

 

 

 

 

 

 

 

 

 

6

TR100

TR,BJT,ARRAY

EQBA0000601

UMT5 ,.2 W,R/TP ,

 

 

 

 

 

 

 

 

 

6

U100

IC

EUSY0300501

QFN ,56 PIN,R/TP ,GSM, WCDMA Single RF

 

 

Transceiver, 8X8X0.9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿￿

 

IC

EUSY0300502

QFN ,56 PIN,R/TP ,chartered,GSM, WCDMA Single RF

 

 

 

Transceiver, 8X8X0.9 ,; ,IC,Tx/Rx

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

U101

PAM

SMPY0014001

35.5 dBm,56 %, A, dBc, dB,6x6x1.15 ,SMD ,Tri Band

 

 

 

 

 

 

 

 

 

6

U102

COUPLER,RF

SCDY0003403

-18 dB,-.25 dB,-33 dB,1.0*0.58*0.35 ,SMD ,1920M ~

 

 

DIRECTIONAL

1980M, 4pin, Pb Free , ,[empty] , , ,SMD ,R/TP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

U103

PAM

SMPY0014201

28 dBm,40 %,465 mA,-44 dBc,26.5 dB,4x4x1.1 ,SMD ,

 

 

 

 

 

 

 

 

 

6

U104

IC

EUSY0073401

SSOP5-P-0.65A ,5 PIN,R/TP ,INVERTER, Pb Free

 

 

 

 

 

 

 

 

 

6

U201

IC

EUSY0318401

CSP ,409 PIN,R/TP ,WEDGE Baseband Platform

 

 

 

 

 

 

 

 

 

6

U300

IC

EUSY0306302

BCCS ,84 PIN,R/TP ,7x7, MSMC(1.2V), pbfree

 

 

 

 

 

 

 

 

 

6

U301

IC

EUSY0332001

FBGA ,137 PIN,ETC ,512M(64Mx8)

 

 

NAND+512M(16Mx32) SDRAM , ,IC,MCP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

U302

IC

EUSY0232812

SON1612-6 ,6 PIN,R/TP ,2.8V, 150mA LDO

 

 

 

 

 

 

 

 

 

6

U303

IC

EUSY0319001

WDFN-8L ,8 PIN,R/TP ,300mA/300mA 2.8V/1.8V Dual

 

 

LDO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

U305

IC

EUSY0238702

TSOPJW-12 ,12 PIN,R/TP ,3PORT Charge

 

 

Pump(AAT2154 Low cost version)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

U400

IC

EUSY0250501

SC70 ,5 PIN,R/TP ,Comparator, pin compatible to

 

 

EUSY0077701

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

U401

IC

EUSY0300101

WQFN ,10 PIN,R/TP ,Small package Dual SPDT analog

 

 

Switch, PB-Free

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

U402

IC

EUSY0176401

MICRO8 ,8 PIN,R/TP ,1W AUDIO AMPLIFIER

 

 

 

 

 

 

 

 

 

6

U500

FILTER,SEPERATOR

SFAY0007402

900.1800 ,1900.2100 , dB, dB, dB, dB,ETC ,1800GSM

 

 

Quad, WCDMA2100 FEM, 5.4X4.0X1.2, Improved D5006

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

U501

IC

EUSY0223001

HVSOF5 ,5 PIN,R/TP ,150mA CMOS LDO WITH

 

 

OUTPUT CONTROL / 1.5V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

VA300

VARISTOR

SEVY0004001

18 V, ,SMD ,3pF, 1005

 

 

 

 

 

 

 

 

 

6

VA301

VARISTOR

SEVY0004201

14 V, ,SMD ,120pF, 1005

 

 

 

 

 

 

 

 

 

- 171 -

Page 170
Image 170
LG Electronics U250 service manual 171, Res,Array,R

U250 specifications

The LG Electronics U250 is a distinguished device known for its cutting-edge features and innovative technologies within the mobile phone sector. Launched as part of LG's effort to cater to a growing demand for functional yet stylish smartphones, the U250 boasts an array of characteristics that appeal to a savvy clientele.

One of the primary features of the U250 is its impressive display. Sporting a vibrant screen that offers excellent color reproduction and clarity, it enhances the user experience for gaming and multimedia consumption. The responsive touchscreen interface allows for seamless navigation, making it user-friendly for all age groups.

The U250 is powered by a robust processor that ensures smooth performance, whether multitasking between applications or running demanding games. With ample RAM, it minimizes lag and enhances the overall operating experience, allowing users to switch effortlessly between tasks.

Photography enthusiasts will appreciate the U250's advanced camera system. It is equipped with a high-resolution primary camera that captures stunning images in various lighting conditions. The inclusion of features like autofocus and image stabilization significantly elevates the quality of photos and videos. Additionally, the front-facing camera is designed for high-quality selfies and video calls, ensuring that users can always stay connected.

The device supports a range of connectivity options, including 4G LTE, Bluetooth, and Wi-Fi, ensuring users can remain connected to the world around them. The integration of NFC technology also enables quick and convenient transactions, particularly useful in a cashless society.

Battery life is another standout characteristic of the U250. With a durable battery, it offers extended usage time, allowing users to go through their day without the constant worry of recharging. Coupled with fast-charging capabilities, it reduces downtime significantly.

The LG U250 runs on an intuitive operating system that provides easy access to a plethora of apps on the platform. Customization options are abundant, allowing users to tailor their device's appearance and functionality to suit their preferences.

In conclusion, the LG Electronics U250 combines striking design with versatile functionality, making it a formidable entry in the smartphone market. With its impressive display, powerful performance, advanced camera features, and strong battery life, the U250 is poised to meet the needs of modern users seeking both style and substance in a mobile device. Whether for work or leisure, this smartphone is designed to enhance everyday life.