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LG 501C, Руководство по обслуживанию

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APCPCWM_4828539:WP_0000001WP_0000001

A

P

C

P

C

W

M

_4828539:

W

P

_0000001W

P_0000001

LG Electronics Inc.

LG501C

2-1. MAIN PCB CIRCUIT DIAGRAM

R2201B

2K

R2202B

100

C2201B

1n

X2201B

DSA321SCA

2

1

3

4

VDD

OUT

VCONT

GND

R2203B

51

0.1u

C2208B

C2209B0.1u

C2210B1n

C2204B0.1u

C2202B33n

C2203B10n

C2205B47p

2.2u

C2206B

2.2u

C2207B

TP2318B

TP2317B

EBI2_D[0]

EBI2_D[1]

EBI2_D[2]

EBI2_D[3]

EBI2_D[4]

EBI2_D[5]

EBI2_D[6]

EBI2_D[7]

EBI2_D[8]

EBI2_D[9]

U2201B

H8BCS0SI0BAR-46M

T12

T11

T10

T3

T2

T1

Q12

Q11

Q10

Q3

Q2

Q1

P12

P11

P3

P2

P1

N2

M2

L2

K10

K9

K8

K5

K4

K2

J11

J10

J9

J8

J7

J6

J5

J4

J3

P8

D5

P4

D6

E6

P6

F6

C8

F5

C4

E5

D7

P5

C7

C6

P9

L7

P7

L6

H10

K7

G2

K6

C9

N9

C5

M9

L9

H2

N8

M8

N3

L8

E3

N7

K3

M7

L3

N6

F3

M6

M3

N5

G3

M5

L5

D11

N4

E11

M4

F11

L4

G11

E9

K11

E7

L11

F7

M11

G5

N11

G7

C10

D9

D10

D8

E10

E8

F10

F8

L10

G8

M10

G4

N10

F4

P10

E4

D4

J2

H9

H8

H7

H6

H5

H4

H3

G10

G9

G6

F9

F2

H11

E2

D3

D2

D1

C12

C11

C3

C2

C1

B12

B11

B10

B3

B2

B1

A12

A11

A10

A3

A2

A1

NC1

NC2

NC3

NC4

NC5

NC6

NC7

NC8

NC9

NC10

NC11

NC12

NC13

NC14

NC15

NC16

NC17

NC18

NC19

NC20

NC21

NC22

NC23

NC24

NC25

NC26

NC27

NC28

NC29

NC30

NC31

NC32

NC33

NC34

NC35

A0

A1

I_O0

A2

I_O1

A3

I_O2

A4

I_O3

A5

I_O4

A6

I_O5

A7

I_O6

A8

I_O7

A9

I_O8

A10

I_O9

A11

I_O10

A12

I_O11

A13

I_O12

DQ0

I_O13

DQ1

I_O14

DQ2

I_O15

DQ3

DQ4

_CE

DQ5

_WEN

DQ6

_RE

DQ7

ALE

DQ8

CLE

DQ9

R__B

DQ10

_WP

DQ11

DQ12

VCCN1

DQ13

DQ14

VSS1

DQ15

VSS2

LDQM

VSS3

UDQM

VSS4

LDQS

VSS5

UDQS

VSS6

_CLK

CLK

VSSQ

CKE

BA0

VDD1

BA1

VDD2

_RAS

VDD3

_CAS

_WED

VDDQ1

_CS

VDDQ2

NC36

NC37

NC38

NC39

NC40

NC41

NC42

NC43

NC44

NC45

NC46

NC47

NC48

NC49

NC50

NC51

NC52

NC53

NC54

NC55

NC56

NC57

NC58

NC59

NC60

NC61

NC62

NC63

NC64

NC65

NC66

NC67

NC68

NC69

NC70

EBI2_D[10]

EBI2_D[11]

EBI2_D[12]

EBI2_D[13]

EBI2_D[14]

EBI2_D[15]

EBI2_OE/

EBI2_WE/

R2204B

10K

TRK_LO_ADJ

TCXO

EBI1_CS0/

EBI1_DQM[1]

EBI1_DQM[0]

EBI1_DQS[0]

EBI1_DQS[1]

EBI1_M_CLK

EBI1_OE/

EBI1_WE/

EBI1_A[1]

EBI1_A[2]

EBI1_A[3]

EBI1_A[4]

EBI1_A[5]

EBI1_A[6]

EBI1_A[7]

EBI1_A[8]

EBI1_A[9]

EBI1_A[10]

EBI1_A[11]

EBI1_A[12]

EBI1_M_CLK/

EBI2_UB/

NAND_WP/

+1.8V_MSME

+1.8V_MSME

+1.8V_MSME

EBI2_CS1/

EBI1_D[0]

EBI1_D[1]

EBI1_D[2]

EBI1_D[3]

EBI1_D[4]

EBI1_D[5]

EBI1_D[6]

EBI1_D[7]

EBI1_D[8]

EBI1_D[9]

EBI1_D[10]

EBI1_D[11]

EBI1_D[12]

EBI1_D[13]

EBI1_D[14]

EBI1_D[15]

EBI1_A[0]

EBI1_BA[0]

EBI1_BA[1]

EBI2_D[0]

EBI2_D[1]

EBI2_D[2]

EBI2_D[3]

EBI2_D[4]

EBI2_D[5]

EBI2_D[6]

EBI2_D[7]

EBI2_D[8]

EBI2_D[9]

EBI2_D[10]

EBI2_D[11]

EBI2_D[12]

EBI2_D[13]

EBI2_D[14]

EBI2_D[15]

EBI2_OE/

EBI2_WE/

EBI2_BSY/

EBI1_ADV/

EBI1_DQM[2]

EBI2_LB/

EBI1_A[13]

+2.8V_TCXO

TCXO

2G NAND 1G DDR SDRAM

Internal Use Only

 
145

Содержание 501C

Страница 1: ...Internal Use Only Service Manual LG 501C Date January 2011 Issue 1 0 ...

Страница 2: ... 2 4 S C P 6 Functions of Major Semi Conductors 7 Frequency Stability CELLULAR 0 5PPM PCS 0 1PPM 1 Wave Type CELLULAR G7W PCS G7W 2 Frequency Scope n o i t c n u F n o i t a c i f i s s a l C QSC6055 Terminal operation control and digital signal processing Converts RF signal to baseband signal Converts baseband signal to RF signal MCP H8BCS0SI0BAR 46M NAND 2Gbit DDR 1Gbit Storing of terminal opera...

Страница 3: ...ransmit Receive Part 27 2 Digital Voice Processing Part 38 CHAPTER 4 Trouble Shooting 4 1 RX PART TROUBLE 42 4 1 1 DCN RX 42 4 1 2 PCX RX 51 4 2 TX PART TROUBLE 60 4 2 1 DCN TX 60 4 2 2 PCS TX 73 4 3 POWER PART TROUBLE 86 4 3 1 POWER 86 4 3 2 LCD 92 4 3 3 Camera 95 4 3 4 Audio 98 4 3 5 Backlight 111 4 3 6 Vibrator 113 4 3 7 Bluetooth 115 CHAPTER 5 Safety 118 CHAPTER 6 Glossary 121 APPENDIX 133 1 B...

Страница 4: ...specific area resulting that it increases the capacity 10 times more compared with that in the analog mode currently used Soft Softer Handoff Hard Handoff and Dynamic RF power Control technologies are combined into this phone to reduce the call being interrupted in a middle of talking over the phone Cellular and PCS CDMA network consists of MSO Mobile Switching Office BSC Base Station Controller B...

Страница 5: ...he interference limited environment It can process more number of subscribers compared to other systems TDMA system has the processing capacity three times greater than the existing FDMA system whereas CDMA system about 12 15 times of that of the existing system CDMA system can be explained as follows TDMA or CDMA can be used to enable each person to talk alternately or provide a separate room for...

Страница 6: ...smit power control on all the mobile stations the system capacity can be maximized If the signal power of mobile station is received too strong the performance of that mobile station is improved However because of this the interference on other mobile stations using the same channel is increased and accordingly the call quality of other subscribers is reduced unless the maximum accommodation capac...

Страница 7: ...r CDMA signals and as a result improve system performance capacity increased by about two times 2 4 Protecting Call Confidentiality Voice privacy is provided in the CDMA system by means of the private long code mask used for PN spreading Voice privacy can be applied on the traffic channels only All calls are initiated using the public long code mask for PN spreading The mobile station user may req...

Страница 8: ...ee times 2 7 Soft Capacity The subscriber capacity of the CDMA system is flexible depending on the relation between the number of users and service classes For example the system operator can increase the number of channels available for use during the busy hour despite the drop in call quality This type of function requires 40 of normal call channels in the standby mode during the handoff in an e...

Страница 9: ...he ratio The carrier wave of pilot channel from the cell site most adjacently located is demodulated in order to obtain the sequence of encoded data symbols During the operation with one cell site the searcher searches out multi paths in accordance with terrain and building reflections On three data receivers the most powerful 3 paths are allocated for the parallel tracing and receiving Fading res...

Страница 10: ... A m 0 0 7 A m 0 5 1 A m 5 1 4 1 5 Operating Temperature 20 C 50 C 4 1 6 Frequency Stability 1 CELLURAR 0 5PPM 2 PCS 0 1PPM 4 1 7 Antenna Internal Antenna 50 4 1 8 Size and Weight 1 Size 114 5 x 59 6 x 13 1 mm 2 Weight 80g without battery 4 1 9 Channel Spacing 1 CELLULAR 1 25MHz 2 PCS 1 25 MHz 4 1 10 Battery Type Capacity and Operating Time Unit Hours Minutes Standard 950mAh Standby Time PCS Slot ...

Страница 11: ...Selectivity 1 CELLULAR 3dB C N Degration With Fch 1 25 kHz 30dBm 2 PCS 3dB C N Degration With Fch 1 25 kHz 30dBm 4 2 5 Interference Rejection 1 Single Tone 30dBm at 900 kHz CELLULAR 30dBm at 1 25MHz PCS 2 Two Tone 43dBm at 900 kHz 1700kHz CELLULAR 43dBm at 1 25 MHz 2 05 MHz PCS 4 2 6 Spurious Wave Suppression Maximum of 80dB 4 2 7 CDMA Input Signal Range Dynamic area of more than 104 25 dB 79dB at...

Страница 12: ...de Ch Center Freq MHz Ch Center Freq MHz 1011 29 70 111 152 193 234 275 316 363 824 640 825 870 827 100 828 330 829 560 830 790 832 020 833 250 834 480 835 890 404 445 486 527 568 609 650 697 738 779 837 120 838 350 839 580 840 810 842 040 843 270 844 500 845 910 847 140 848 370 4 4 2 PCS mode Ch Center Freq MHz Ch Center Freq MHz Ch Center Freq MHz 25 1851 25 425 1871 25 825 1891 25 50 1852 50 45...

Страница 13: ...6 25 1125 1906 25 350 1867 50 750 1887 50 1150 1907 50 375 1868 75 775 1888 75 1175 1908 75 4 5 MS Mobile Station Receiver Frequency 4 5 1 CELLULAR mode Ch Center Freq MHz Ch Center Freq MHz 1011 29 70 111 152 193 234 275 316 363 869 640 870 870 872 100 873 330 874 560 875 790 877 020 878 250 879 480 880 890 404 445 486 527 568 609 650 697 738 779 882 120 883 350 884 580 885 810 887 040 888 270 88...

Страница 14: ... 775 1968 75 1175 1988 75 4 5 2 PCS mode Ch Center Freq MHz Ch Center Freq MHz Ch Center Freq MHz 25 1931 25 425 1951 25 825 1971 25 50 1932 50 450 1952 50 850 1972 50 75 1933 75 475 1953 75 875 1973 75 100 1935 00 500 1955 00 900 1975 00 125 1936 25 525 1956 25 925 1976 25 150 1937 50 550 1957 50 950 1977 50 175 1938 75 575 1958 75 975 1978 75 200 1940 00 600 1960 00 1000 1980 00 225 1941 25 625 ...

Страница 15: ...LG Electronics Inc LG501C 4 5 4 GPS mode 1575 42 MHz 4 5 5 Bluetooth mode 2400 MHz 2483 5 MHz 4 6 AC Adaptor See Appendix 4 7 Cigar Lighter Charger See Appendix 4 8 Hand Free Kit See Appendix 15 ...

Страница 16: ...dle Installation Choose an appropriate flat surface where the unit will not interface with driver s movement or passenger s comfort The driver user should be able to access the phone with ease Using the four self tapping screws provided mount the supplied bracket on the selected area Then with the four machine screws provided mount the counterpart on the reverse side of the reverse side of the cra...

Страница 17: ...green wire to the car ignition sensor terminal In order to operate HFK please make sure to connect green wire to ignition sensor terminal Connect the kit s power cable connector to the interface box power receptacle 5 3 5 2 Antenna Cable Connection Connect the antenna coupler cable connector from the cradle to the external antenna connector Antenna is not included 17 ...

Страница 18: ...LG Electronics Inc LG501C CHAPTER 2 NAM Input Method Inputting of telephone numbers included 18 1 Press Menu Settings 5 System 0 2 Enter Service Code as 7764726 3 Select 1 Service Program and press OK ...

Страница 19: ...LG Electronics Inc LG501C 19 4 Check MEID ESN and press OK 5 Check the MDN Phone number and press OK 6 Check the MN and press OK ...

Страница 20: ...LG Electronics Inc LG501C 20 7 Check Home SID and press OK 8 Choose OK for next item 9 NAM1 is completed Select More if you want to check more items ...

Страница 21: ...LG Electronics Inc LG501C X XYUGj GutzpkG G GvrU XXUGj GtjjG G Gvr XWUGj G Gz Gj G G GvrU 21 ...

Страница 22: ...LG Electronics Inc LG501C X XZUGj G GptzpGtjjG G GvrU X UGj G GptzpGutzpkG G GvrU X UGj GwysGl G G Gvr 22 ...

Страница 23: ...LG Electronics Inc LG501C y y G X UGz G G G GW X G G G G G G GG G GvrU X UGj GjkthG Gj GhG G GvrU X_UGj GjkthGz Gj GhG G GvrU 23 ...

Страница 24: ...LG Electronics Inc LG501C Y YWUGj GjkthGz Gj GiG G GvrU YXUGz G G G GW X G G G G G G G G GvrU y G X UGj GjkthGw Gj GiG G GvrU 24 ...

Страница 25: ...LG Electronics Inc LG501C Y YZUGw GvrU Y UGw GvrU YYUGw GvrU 25 ...

Страница 26: ...LG Electronics Inc LG501C Y Y UGj Gz Gj Gp G G GvrUG Y UGj Gh Gv Gj G G GvrU Y UGj Gw Gt UGh G GvrU 26 ...

Страница 27: ...C6055 in order to create Base band frequency Then this signal is changed into digital signal by the analog to digital converter ADC A D Converter and the digital circuit part of the QSC Qualcomm Single Chip 6055 processes the data from ADC The digital processing part is a demodulator In the case of transmission RF transmitter in QSC6055 receives QPSK modulated analog signal from the QSC6055 In QSC...

Страница 28: ...LG Electronics Inc LG501C Figure 1 1 Block Diagram of LG501C 28 ...

Страница 29: ...lular duplexers into a single miniature package The main function of quadplexer is to prohibit the other band signals from flowing into the one band circuit and vice versa The ACFM 7107 features a single antenna connection eliminating the need for antenna switching 800 and 1900 MHz The specification of LG501C quadplexer is described below 29 ...

Страница 30: ...LG Electronics Inc LG501C 30 ...

Страница 31: ...LG Electronics Inc LG501C 31 ...

Страница 32: ...ristics of Low Noise Amplifier LNA are low noise figure high gain high intercept point and high reverse isolation The frequency selectivity characteristic of mobile phone is mostly determined by LNA The specification of LG 501C LNAs are described below 1 2 2 1 Cellular CDMA LNA performance specifications 32 ...

Страница 33: ...PS LNA U1251 The characteristics of Low Noise Amplifier LNA are low noise figure high gain high intercept point and high reverse isolation The frequency selectivity characteristic of mobile phone is mostly determined by LNA The specification of LG 501C GPS LNA is described below 33 ...

Страница 34: ...r usually called image filter 1 2 6 RF Receiver U2101B The circuit functions of the RF Receive in QSC6055 include Rx Automatic Gain Controller AGC with 90 dB dynamic range quadrature RF mixers down conversion mixer from RF to base band low pass filters and Analog to Digital Converters ADC for converting to digital base band The RFR includes clock generators that drive the digital processor and a V...

Страница 35: ...ol through an 85 dB VGA As added benefit the single sideband upconversion eliminates the need for a band pass filter normally required between the upconverter and driver amplifier I I Q and Q signals proceed from the QSC6055 are analog signal In CDMA mode These signals are modulated by Quadrature Phase Shift King QPSK I and Q are 90 deg out of phase and I and I are 180 deg Tx IF signal can be obta...

Страница 36: ...of one MMIC Monolithic Microwave Integrated Circuit for which RF input terminal and internal interface circuit are integrated onto one IC after going through the AlGaAs GaAs HBT heterojunction bipolar transistor process The module of power amplifier is made up of an output end interface circuit including this MMIC The maximum power that can be inputted through the input terminal is 10dBm and conve...

Страница 37: ...ation of mobile phone can be compensated by TCXO The reference frequency of a mobile phone is 30 85 C The receives frequency tuning signals called TRK_LO_ADJ from QSC6055 as 0 5V 2 5V DC via R and C filter in order to generate the reference frequency of 19 2MHz and input it into the frequency synthesizer of UHF band Frequency stability depending on temperature is 1 5 ppm 37 ...

Страница 38: ...nal sources 2 2 2 Voice Processing Part The voice processing part is made up of an audio codec used to convert MIC signals into digital voice signals and digital voice signals into analog voice signals amplifying part for amplifying the voice signals and sending them to the ear piece amplifying part that amplifies ringer signals coming out from QSC6055 and amplifying part that amplifies signals co...

Страница 39: ... It supports both CDMA and GPS operating in both the cellular and PCS spectrums The subsystems within the QSC6055 include a CDMA processor a multi standard Vocoder an integrated CODEC with earpiece and microphone amplifiers general purpose ADC for subsytem monitoring an ARM926 EJS microprocessor and both Universal Serial Bus USB and an RS 232 serial interfaces supporting forward and reverse link d...

Страница 40: ...e PWR_ON_SW signal and then the LDO regulators embedded in PM circuit are operated and 1 3V_MSMC 2 6V_MSMP 1 8V_MSME1 and 2 1V_MSMA are generated The Rx part 2 1V_RFRX and Tx part voltage 2 1V_RFTX are regulated by QSC6055 2 3 6 Logic Part The logic part consists of internal CPU of QSC RAM MCP The QSC6055 receives 19 2MHz clock from X2201 and controls the phone in both CDMA and GPS modes The major...

Страница 41: ...d SDRAM is used to store the internal flag information call processing data and timer data KEYPAD For key recognition key matrix is setup using Qwerty Chip PP2106M3 2 LEDs and backlight circuitry are included in the keypad for easy operation in the dark LCD MODULE LCD module contains a controller which will display the information onto the LCD by 16 bit data from the QSC6055 41 ...

Страница 42: ...st Point Check flow 1 Check DC Power Supply circuit 2 Check VCTCXO Rx TEST SETUP HHP Test Channel 384 Test Band US Cellular SID Sect or Power 30 dB m Spectrum An alyzer Setting Oscilloscope Setting Start 3 Check RF Signal path Redownload S W Cal 1320 Mobile S W Quadplexer VCTCXO QSC6055 42 ...

Страница 43: ...u C2163B 2 2u C2164B 2 2u C2165B 2 2u C2166B 2 2u C2167B 2 2u C2172B 4 7u C2171B 4 7u C2168B 1u C2173B 4 7u C2175B R2123B 0 0 1u C2150B 0 1u C2151B C2152B0 1u 0 1u C2157B C2154B0 1u C2156B0 1u 1u C2140B C2141B1u C2142B1u 1u C2143B C2145B1u 1u C2144B C2146B1u 1u C2147B C2148B1u 1u C2153B AC21 P18 W17 AB14 V16 W13 Y21 AB18 V22 V23 U22 R21 AB17 K22 K21 K18 K16 VDD_RFTX_6 VDD_RFTX_7 VDD_RFTX_8 VDD_RFT...

Страница 44: ... is OK See next Page to check VCTCXO circuit The Pro blem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot NO NO YES 2 6V_MSMP is OK 2 1V_RFRX2 is OK Check TP2 C2169B The Pro blem may be Logic part Refer to Logic troubleshoot NO YES 2 1V_RFRX1 is OK 44 ...

Страница 45: ...001 LG Electronics Inc LG501C 4 1 1 2 Checking VCTCXO circuit Test Point Circuit Diagram TP1 C2201B TP2 C2205B R2201B 2K R2202B 100 C2201B 1n X2201B DSA321SCA 2 1 3 4 VDD OUT VCONT GND R2203B 51 C2204B0 1u C2202B33n C2203B10n C2205B47p TRK_LO_ADJ TCXO 2 8V_TCXO TP2 TP1 45 ...

Страница 46: ... 1 a NO Start Replace Main B D VCTCXO circuit is Ok See next page to check control signal The Problem may be Logic part Refer to Logic troubleshoot YES NO NO Check TP2 X2201Bpin 4 Is it 2 8V Refer to figure 4 1 1 b Replace X2201B and then check C 2201B YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES 46 ...

Страница 47: ...LG Electronics Inc LG501C 4 1 1 3 Checking RF signal path Mobile S W Quadplexer Test Point TP2 L1102 TP3 L1801 TP 1 L101 47 ...

Страница 48: ...T1802 DNI C1808 DNI L1806 C1809 DNI L106 2 2n U1801 KMS 515 G2 ANT RF G1 C103 DNI ANT1803 ANT1801 L101 2 7n C104 DNI CDMA_MS_INOUT TP1 22n L1804 DNI C1803 100p C1802 L1801 10n CDMA_LB_FE_OUT CDMA_LB_RTR_IN C1103 1p L1102 4 7n U1102 ACFM 7107 5 4 6 3 2 1 CELL_RX PCS_RX CELL_TX G_SLUG PCS_TX ANT CDMA_LHB_FE_INOUT CDMA_LB_FE_OUT CDMA_HB_FE_OUT CDMA_LB_FE_IN CDMA_HB_FE_IN TP2 TP3 48 ...

Страница 49: ...ed at that point Start Replace U1801 NO Is any signal detected at that point Check L1801 NO Check TP3 pin 1 at U1102 Check if there is any major difference referring To Figure 4 1 1 d Is any signal detected at that point YES Replace U1102 NO All DCN Rx check is completed If the phone still do not work change Main B D YES Check TP2 pin5 at U1102 YES 49 ...

Страница 50: ...LG Electronics Inc LG501C Waveform U1801 2pin U1102 5pin U1102 1pin 50 ...

Страница 51: ... circuit 2 Check VCTCXO Rx TEST SETUP HHP Test Channel 325 Test Band US PCS SID 4352 Sect or Power 30 dB m Spectrum An alyzer Setting Oscilloscope Setting Start 3 Check RF Signal path Redownload S W Cal Test Point Check flow Mobile S W Quadplexer VCTCXO QSC6055 51 ...

Страница 52: ...u C2163B 2 2u C2164B 2 2u C2165B 2 2u C2166B 2 2u C2167B 2 2u C2172B 4 7u C2171B 4 7u C2168B 1u C2173B 4 7u C2175B R2123B 0 0 1u C2150B 0 1u C2151B C2152B0 1u 0 1u C2157B C2154B0 1u C2156B0 1u 1u C2140B C2141B1u C2142B1u 1u C2143B C2145B1u 1u C2144B C2146B1u 1u C2147B C2148B1u 1u C2153B AC21 P18 W17 AB14 V16 W13 Y21 AB18 V22 V23 U22 R21 AB17 K22 K21 K18 K16 VDD_RFTX_6 VDD_RFTX_7 VDD_RFTX_8 VDD_RFT...

Страница 53: ...t is OK See next Page to check VCTCXO circuit The Pro blem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot NO NO YES 2 6V_MSMP is OK 2 1V_RFRX2 is OK Check TP2 C2169B The Pro blem may be Logic part Refer to Logic troubleshoot NO YES 2 1V_RFRX1 is OK 53 ...

Страница 54: ...G Electronics Inc LG501C 4 1 2 2 Checking VCTCXO circuit Test Point TP2 C1401 Circuit Diagram TP1 C2201B TP2 C2205B R2201B 2K R2202B 100 C2201B 1n X2201B DSA321SCA 2 1 3 4 VDD OUT VCONT GND R2203B 51 C2204B0 1u C2202B33n C2203B10n C2205B47p TRK_LO_ADJ TCXO 2 8V_TCXO TP2 TP1 54 ...

Страница 55: ... 2 a NO Start Replace Main B D VCTCXO circuit is Ok See next page to check control signal The Problem may be Logic part Refer to Logic troubleshoot YES NO NO Check TP2 X2201Bpin 4 Is it 2 8V Refer to figure 4 1 2 b Replace X2201B and then check C2201B YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES 55 ...

Страница 56: ...LG Electronics Inc LG501C 4 1 2 3 Checking RF signal path Mobile S W Quintplexer Test Point TP3 L1851 TP 1 L101 TP2 L1102 56 ...

Страница 57: ...T1802 DNI C1808 DNI L1806 C1809 DNI L106 2 2n U1801 KMS 515 G2 ANT RF G1 C103 DNI ANT1803 ANT1801 L101 2 7n C104 DNI CDMA_MS_INOUT TP1 22n L1804 DNI C1803 100p C1802 L1801 10n CDMA_LB_FE_OUT CDMA_LB_RTR_IN C1103 1p L1102 4 7n U1102 ACFM 7107 5 4 6 3 2 1 CELL_RX PCS_RX CELL_TX G_SLUG PCS_TX ANT CDMA_LHB_FE_INOUT CDMA_LB_FE_OUT CDMA_HB_FE_OUT CDMA_LB_FE_IN CDMA_HB_FE_IN TP2 TP3 57 ...

Страница 58: ...ted at that point Start Replace U1801 NO Is any signal detected at that point Check L1801 NO Check TP3pin2 at U1102 Check if there is any major difference referring To Figure 4 1 2 d Is any signal detected at that point YES Replace U1102 NO All DCN Rx check is completed If the phone still do not work change Main B D YES Check TP2 pin5 at U1102 YES 58 ...

Страница 59: ...LG Electronics Inc LG501C Waveform 4 1 2 c 4 1 2 d U1801 2pin U1102 5pin U1102 2pin 59 ...

Страница 60: ...CXO Measure frequency domain waveform with Spectrum analyzer Measure time domain waveform with Oscilloscope Start 6 Check Quadplexer 3 Check QSC6055 5 Check DCN PAM 4 Check RF SAW TO use joy phone Select DCN Band CH 384 SET High Power Mode Redownload S W Cal 8 Check Mobile Switch SAW Mobile S W Quadplexer VCTCXO QSC6055 PAM 60 ...

Страница 61: ...163B 2 2u C2164B 2 2u C2165B 2 2u C2166B 2 2u C2167B 2 2u C2172B 4 7u C2171B 4 7u C2168B 1u C2173B 4 7u C2175B R2123B 0 0 1u C2150B 0 1u C2151B C2152B0 1u 0 1u C2157B C2154B0 1u C2156B0 1u 1u C2140B C2141B1u C2142B1u 1u C2143B C2145B1u 1u C2144B C2146B1u 1u C2147B C2148B1u 1u C2153B AC21 P18 W17 AB14 V16 W13 Y21 AB18 V22 V23 U22 R21 AB17 K22 K21 K18 K16 VDD_RFTX_6 VDD_RFTX_7 VDD_RFTX_8 VDD_RFTX_9 ...

Страница 62: ... Check TP2 C2165B YES Start DC Power supply Circuit is OK See next Page to check VCTCXO circuit The Pro blem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot NO NO YES 2 6V_MSMP is OK 2 1V_RFTX is OK 62 ...

Страница 63: ...G Electronics Inc LG501C 4 2 1 2 Checking VCTCXO circuit Test Point TP2 C1401 Circuit Diagram TP1 C2201B TP2 C2205B R2201B 2K R2202B 100 C2201B 1n X2201B DSA321SCA 2 1 3 4 VDD OUT VCONT GND R2203B 51 C2204B0 1u C2202B33n C2203B10n C2205B47p TRK_LO_ADJ TCXO 2 8V_TCXO TP2 TP1 63 ...

Страница 64: ... to figure 4 2 1 a NO Start Replace Main B D VCTCXO circuit is Ok See next page to check control signal The Problem may be Logic part Refer to Logic troubleshoot YES NO NO Check TP2 X2201Bpin 4 Is it 2 8V Refer to figure 4 2 1 b Replace X2201B and then check C2201B YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES 64 ...

Страница 65: ...162 100p C1157 2 2u C1159 2 2u 1n C1158 R1143 100K CDMA_LHB_COUPLER_PAM_OUT CDMA_PA_ON1 CDMA_PA_ON0 CDMA_LB_PAM_IN CDMA_HB_PAM_IN CDMA_LB_PAM_OUT CDMA_HB_PAM_OUT PA_RANGE_0 VPWR PAM 22n L1811 47p C1829 C1812 5p L1828 10n CDMA_LB_PAM_IN CDMA_HB_PAM_IN CDMA_LB_TXSAW_OUT CDMA_HB_TXSAW_OUT HB_PAM_IN LB_PAM_IN C1820 100p 100p C1832 C109 5p L1817 15n C112 1 5p CDMA_LB_RTR_OUT CDMA_HB_RTR_OUT CDMA_LB_TXS...

Страница 66: ...c LG501C Checking Flow Check TP1 pin K23 at U2101B C109 Check if there is any major difference referring To Figure 4 2 1 3 Is it similar Start QSC 6055is OK See next page NO Replace U2101B YES Waveform Figure 4 2 1 3 66 ...

Страница 67: ...FL1501 SFSB0001601 10 5 3 2 6 4 7 8 9 1 O1_CELL I1_CELL G6 G5 O2_PCS I2_PCS G1 G2 G3 G4 CDMA_LB_TXSAW_IN CDMA_HB_TXSAW_IN CDMA_LB_TXSAW_OUT CDMA_HB_TXSAW_OUT U1144 ACPM 7354 TR1 15 7 8 6 5 0 1 4 12 2 1 4 1 RFIN_CELL CPL VMODE RFOUT_CELL VCC1 VEN_CELL VCC2 VEN_PCS RFIN_PCS RFOUT_PCS GND 0 R1141 C1154 1n C1156 1n 2 2u C1155 C1151 100p C1152 100p C1164 100p C1163 100p C1162 100p C1157 2 2u C1159 2 2u...

Страница 68: ... 8 6 5 0 1 4 12 2 1 4 1 RFIN_CELL CPL VMODE RFOUT_CELL VCC1 VEN_CELL VCC2 VEN_PCS RFIN_PCS RFOUT_PCS GND 0 R1141 C1154 1n C1156 1n 2 2u C1155 C1151 100p C1152 100p C1164 100p C1163 100p C1162 100p C1157 2 2u C1159 2 2u 1n C1158 R1143 100K CDMA_LHB_COUPLER_PAM_OUT CDMA_PA_ON1 CDMA_PA_ON0 CDMA_LB_PAM_IN CDMA_HB_PAM_IN CDMA_LB_PAM_OUT CDMA_HB_PAM_OUT PA_RANGE_0 VPWR PAM TP3 TP1 TP4 TP5 TP2 68 ...

Страница 69: ...ext page NO Replace U1144B YES whether it is higher than 3 4V Check Vcc line NO YES whether it is lower than 0 5V Check PA_R1 line NO YES whether it is higher than 2 4V Check PA_ON0 line NO YES Check TP2pin 1 12 at U1144 Check TP3 pin 4 10 at U1144 Vcc Check TP5 pin2 at U 1144 PA _ RANGE Check TP4 pin 5 at U1144 PA _ON0 RF_IN fed up with CW signal in low gain mode of PAM 69 ...

Страница 70: ...VEN_PCS RFIN_PCS RFOUT_PCS GND 0 R1141 C1154 1n C1156 1n 2 2u C1155 C1151 100p C1152 100p C1164 100p C1163 100p C1162 100p C1157 2 2u C1159 2 2u 1n C1158 R1143 100K CDMA_LHB_COUPLER_PAM_OUT CDMA_PA_ON1 CDMA_PA_ON0 CDMA_LB_PAM_IN CDMA_HB_PAM_IN CDMA_LB_PAM_OUT CDMA_HB_PAM_OUT PA_RANGE_0 VPWR PAM C1103 1p L1102 4 7n U1102 ACFM 7107 5 4 6 3 2 1 CELL_RX PCS_RX CELL_TX G_SLUG PCS_TX ANT CDMA_LHB_FE_INO...

Страница 71: ...LG Electronics Inc LG501C Checking Flow Waveform TP1 2 pin 3 5 at U1102 Referring to Figure 4 2 1 6 Is it similar Start Replace U1102 YES NO Quadplexer is OK Figure 4 2 1 6 Check ANT Port DCN Port 71 ...

Страница 72: ...aveform Figure 4 2 1 7 Check TP1 2 pin1 2 at U1801 Referring to Figure 4 2 1 7 Is it similar Start Replace U1801 Mobile S W is OK YES NO TP2 TP1 U1801 C105 0 5p L107 4 7n C106 DNI 100n L1805 C1805 100p 100p C1804 ANT1802 DNI C1808 DNI L1806 C1809 DNI L106 2 2n U1801 KMS 515 G2 ANT RF G1 C103 DNI ANT1803 ANT1801 L101 2 7n C104 DNI CDMA_MS_INOUT TP2 TP1 RF IN RF OUT 72 ...

Страница 73: ...e frequency domain waveform with Spectrum analyzer Measure time domain waveform with Oscilloscope Start 3 Check QSC6055 TO use joy phone Select PCS Band CH 600 SET High Power Mode 6 Check Quadplexer 5 Check PCS PAM 4 Check RF SAW Redownload S W Cal 8 Check Mobile Switch SAW Mobile S W Quadplexer VCTCXO QSC6055 PAM 73 ...

Страница 74: ...163B 2 2u C2164B 2 2u C2165B 2 2u C2166B 2 2u C2167B 2 2u C2172B 4 7u C2171B 4 7u C2168B 1u C2173B 4 7u C2175B R2123B 0 0 1u C2150B 0 1u C2151B C2152B0 1u 0 1u C2157B C2154B0 1u C2156B0 1u 1u C2140B C2141B1u C2142B1u 1u C2143B C2145B1u 1u C2144B C2146B1u 1u C2147B C2148B1u 1u C2153B AC21 P18 W17 AB14 V16 W13 Y21 AB18 V22 V23 U22 R21 AB17 K22 K21 K18 K16 VDD_RFTX_6 VDD_RFTX_7 VDD_RFTX_8 VDD_RFTX_9 ...

Страница 75: ... Check TP2C 2165B YES Start DC Power supply Circuit is OK See next Page to check VCTCXO circuit The Pro blem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot NO NO YES 2 6V_MSMP is OK 2 1V_RFTX is OK 75 ...

Страница 76: ...G Electronics Inc LG501C 4 2 2 2 Checking VCTCXO circuit Test Point TP2 C1401 Circuit Diagram TP1 C2201B TP2 C2205B R2201B 2K R2202B 100 C2201B 1n X2201B DSA321SCA 2 1 3 4 VDD OUT VCONT GND R2203B 51 C2204B0 1u C2202B33n C2203B10n C2205B47p TRK_LO_ADJ TCXO 2 8V_TCXO TP2 TP1 76 ...

Страница 77: ...Refer to figure 4 2 2 1 NO Start Replace Main B D VCTCXO circuit is Ok See next page to check control signal The Problem may be Logic part Refer to Logic troubleshoot YES NO NO Check TP2 X2201Bpin 4 Is it 2 8V Refer to Replace X2201B and then check C2201B YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES figure 4 2 2 1 77 ...

Страница 78: ...162 100p C1157 2 2u C1159 2 2u 1n C1158 R1143 100K CDMA_LHB_COUPLER_PAM_OUT CDMA_PA_ON1 CDMA_PA_ON0 CDMA_LB_PAM_IN CDMA_HB_PAM_IN CDMA_LB_PAM_OUT CDMA_HB_PAM_OUT PA_RANGE_0 VPWR PAM 22n L1811 47p C1829 C1812 5p L1828 10n CDMA_LB_PAM_IN CDMA_HB_PAM_IN CDMA_LB_TXSAW_OUT CDMA_HB_TXSAW_OUT HB_PAM_IN LB_PAM_IN C1820 100p 100p C1832 C109 5p L1817 15n C112 1 5p CDMA_LB_RTR_OUT CDMA_HB_RTR_OUT CDMA_LB_TXS...

Страница 79: ...c LG501C Checking Flow Waveform Figure 4 2 2 3 Check TP1 pinK23 at U2101B C1832 Check if there is any major difference referring To Figure 4 2 2 3 Is it similar Start QSC 6055is OK See next page NO Replace U2101B YES 79 ...

Страница 80: ...AW_OUT HB_PAM_IN LB_PAM_IN FL1501 SFSB0001601 10 5 3 2 6 4 7 8 9 1 O1_CELL I1_CELL G6 G5 O2_PCS I2_PCS G1 G2 G3 G4 CDMA_LB_TXSAW_IN CDMA_HB_TXSAW_IN CDMA_LB_TXSAW_OUT CDMA_HB_TXSAW_OUT U1144 ACPM 7354 TR1 15 7 8 6 5 0 1 4 12 2 1 4 1 RFIN_CELL CPL VMODE RFOUT_CELL VCC1 VEN_CELL VCC2 VEN_PCS RFIN_PCS RFOUT_PCS GND 0 R1141 C1154 1n C1156 1n 2 2u C1155 C1151 100p C1152 100p C1164 100p C1163 100p C1162...

Страница 81: ... 8 6 5 0 1 4 12 2 1 4 1 RFIN_CELL CPL VMODE RFOUT_CELL VCC1 VEN_CELL VCC2 VEN_PCS RFIN_PCS RFOUT_PCS GND 0 R1141 C1154 1n C1156 1n 2 2u C1155 C1151 100p C1152 100p C1164 100p C1163 100p C1162 100p C1157 2 2u C1159 2 2u 1n C1158 R1143 100K CDMA_LHB_COUPLER_PAM_OUT CDMA_PA_ON1 CDMA_PA_ON0 CDMA_LB_PAM_IN CDMA_HB_PAM_IN CDMA_LB_PAM_OUT CDMA_HB_PAM_OUT PA_RANGE_0 VPWR PAM TP3 TP1 TP2 TP4 TP5 81 ...

Страница 82: ... page NO Replace U1144 YES whether it is higher than 3 4V Check Vcc line NO YES whether it is lower than 0 5V Check PA_R1 line NO YES whether it is higher than 2 2V Check PA_ON1 line NO YES Check TP2 pin 7 8 at U1144 Check TP3 pin 4 10 at U1144 Vcc Check TP5 pin2 at U 1144 PA _ RANGE Check TP4 pin6 at U1144 PA _ON0 RF_IN fed up with CW signal in low gain mode of PAM RF_OUT 82 ...

Страница 83: ...VEN_PCS RFIN_PCS RFOUT_PCS GND 0 R1141 C1154 1n C1156 1n 2 2u C1155 C1151 100p C1152 100p C1164 100p C1163 100p C1162 100p C1157 2 2u C1159 2 2u 1n C1158 R1143 100K CDMA_LHB_COUPLER_PAM_OUT CDMA_PA_ON1 CDMA_PA_ON0 CDMA_LB_PAM_IN CDMA_HB_PAM_IN CDMA_LB_PAM_OUT CDMA_HB_PAM_OUT PA_RANGE_0 VPWR PAM C1103 1p L1102 4 7n U1102 ACFM 7107 5 4 6 3 2 1 CELL_RX PCS_RX CELL_TX G_SLUG PCS_TX ANT CDMA_LHB_FE_INO...

Страница 84: ...LG Electronics Inc LG501C Checking Flow Waveform Figure 4 2 2 6 TP1 2 pin4 5 at U1102 Referring to Figure 4 2 2 6 Is it similar Start Replace U1102 YES NO Quadplexer is OK Check PCS Port ANT Port 84 ...

Страница 85: ...aveform Figure 4 2 2 7 TP1 2 pin1 2 at U1801 Referring to Figure 4 2 2 7 Is it similar Start Replace U1801 Mobile S W is OK YES NO TP2 TP1 U1801 Check C105 0 5p L107 4 7n C106 DNI 100n L1805 C1805 100p 100p C1804 ANT1802 DNI C1808 DNI L1806 C1809 DNI L106 2 2n U1801 KMS 515 G2 ANT RF G1 C103 DNI ANT1803 ANT1801 L101 2 7n C104 DNI CDMA_MS_INOUT TP2 TP1 RF IN RF OUT 85 ...

Страница 86: ...nc LG501C Test point 1 2 TP1 KB4701 PWR_ON_SW TP1 TP2 L2101B 1 3V_MSMC TP3 R2117B 1 8V_MSME1 TP4 R2118B 2 6V_MSMP TP5 R2116B 2 1V_MSMA TP6 R2123B 2 8V_TCXO 4 3 Logic Part Trouble 4 3 1 Power 4 3 1 1 Power On Trouble 86 ...

Страница 87: ...1u 1u C2147B C2148B1u 1u C2153B T23 R23 P23 R22 V11 AC22 AC15 AC18 T21 W18 V21 AA20 T19 T22 AC21 P18 W17 AB14 V16 W13 Y21 AB18 V22 V23 U22 R21 AB17 K22 K21 K18 K16 J23 J21 H22 H18 H16 F14 E15 VDD_RFRX2_7 VDD_RFRX2_8 VDD_RFRX2_9 VDD_RFTX_1 VDD_RFTX_2 VDD_RFTX_3 VDD_RFTX_4 VDD_RFTX_5 VDD_RFTX_6 VDD_RFTX_7 VDD_RFTX_8 VDD_RFTX_9 VDD_SPKR VREG_RFRX1 REF_BYP REF_GND REF_ISET VREG_5V VREG_MMC VREG_MPLL V...

Страница 88: ...the battery NO Check TP1 PM 8 œ LWUM PMM WN XW_MZ on key Is there any problem Clean the sub PCB and change the sub dome sheet YES Are there anything burned or broken Change the component YES Check the voltage of U200 1 3_MSMC 1 8V_MSME1 2 6V_MSMP G5 5 G 7œ W X WT IOM Q OWWL Change the main PCB NO Re download SW 88 ...

Страница 89: ...LG Electronics Inc LG501C Test point TP2 C4311 VCHAR TP3 D4401 VBAT TP1 D4303 VCHAR TP4 Q4861 7pin CHG_CNT Q4861 5pin BATT_FET 4 3 1 2 Charging Trouble CN4303 CN4403 Q4861 1 2 3 89 ...

Страница 90: ... USB_D USB_D ACC_ADC can be changed to TVS Diode ID D Varistors on USB Data Lines D For ESD damage protection VBUS TP2 C4311 VCHAR TP1 D4403 VCHAR CN4403 HSBC 3P 58 A1 3 2 1 2 6V_MSMP R4401 80 6K ICVL0505101V150FR VA4401 C4401 33n VBATT 300K R4402 56p C4402 D4401 SD12T1G BATT_THM_ADC TP3 D4401 VBAT 2 2u C4863 R4862 0 C4864 2 2u 0 1 R4861 R4863 51K FL4861 NFM18PC104R1C3 IN OUT GND1 GND2 C4862 47p 1...

Страница 91: ...or data cable may be out of order So change the TA or data cable NO Is the voltage of TP2_U4303 s pin 8 7 5V Change the U4303 NO Check TP3 Is the battery voltage 2 6V Change the battery NO check CN4403 is it OK change CN4403 NO Check TP4 CHG_CNT_N BAT_FET_N 0V Change the main board NO Change the main board YES YES YES YES YES YES 1 2 3 91 ...

Страница 92: ...LG Electronics Inc LG501C FL5101 LCD Control line TP3 C5109 2 8V_LCD TP1 C5101 1 8V_MSME1 TP2 TP4 FL5102 FL5103 FL5104 FL5105 LCD data line 92 ...

Страница 93: ... INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 G1 G2 FL5104 ICVE10184E150R101FR 10 5 6 4 7 3 8 2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 G1 G2 1 8V_MSME 2 8V_LCD 0 1u C5104 C5106 0 1u 0 1u C5107 100 R5102 VPWR C5105 2 2u CN5827 04 6293 635 005 829 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 MLCD_VSYNC L...

Страница 94: ...TP3 4 EMI filter s data line FL5101 FL5105 Change main board NO Are main B to B connector LCD zip connector broken Change the broken connector YES Are main B to B connector LCD zip connector soldered well Re soldered connector with problem NO Change the main board YES YES YES YES NO YES Does the LCD module work well Change the LCD module NO YES The voltage of TP1 C5109 2 8V the voltage of TP2 C510...

Страница 95: ...NOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 G1 G2 ICVE10184E150R101FR FL5203 10 5 6 4 7 3 8 2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 G1 G2 ICVE10184E150R101FR FL5202 10 5 6 4 7 3 8 2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 G1 G2 1 8V_CAM_IO 1 8V_CAM_DVDD CAM_HSYNC CAM_VSYNC CAM_RESET CAM_DATA 7 CAM_...

Страница 96: ... LED3 LED4 NC2 LDO2 AVIN 13 C1N LDO1 C2N AGND PGND NC1 C2P ENA 9 C1P PVIN 6 SCL 7 SDA 8 LED2 LED1 VOUT SLUG_G R4503B100K 2 2u C4504B 1u C4503B C4502B1u C4501B1u 1u C4505B C4507B1u C4506B1u R4502B 0 0 R4501B MAIN_LED4 MAIN_LED1 MAIN_LED3 MAIN_LED2 VPWR CP_EN I2C_SDA I2C_SCL VREG_OUT1 300mA VREG_OUT2 300mA 2 8V_CAM_AVDD 1 8V_CAM_IO VPWR U4613 RP103K181D TR F 5 2 3 1 4 VOUT VDD GND CE PGND 1u C4626 1...

Страница 97: ... of TP1 C5202 IOVDD power 1 8V Change the U4501B NO Is the MCLK at TP2 pin 2 of CON5201 24 MHz Change the main board YES Is the PCLK at TP3 R6002 24MHz Change the camera module NO Re download SW and check the camera mode again After that if there is the problem either change the main board YES YES YES YES NO YES Is there any problem at FL5201 FL5203 Are the FL5201 FL5203 soldered well Change the F...

Страница 98: ... Test points Circuit Diagram U2101B L600 L601 TP1 CN6748 TP2 QSC6055 CD U2101B USB_D USB_D SPKR_OUT_N SPKR_OUT_P RESIN PWR_ON_SW ISNS_P VIB_DRV ISNS_M CHG_CNT BATT_FET PS_HOLD L601 82n CN6748 16 8T 07PP 2 1 VA6761 ICVL0505101V150FR ICVL0505101V150FR VA6762 L600 82n SPKR_OUT_P SPKR_OUT_N Speaker CLOSE TO SPK CN6748 TP2 L600 L601 TP1 98 ...

Страница 99: ...io signal at TP1 L600 L601 Re solder NO Download the LG501C s S W package binary script Is the states of connection between SPK susplate TP2 CN6748 good Change the speaker NO YES Are the soldered well YES YES NO Is the sound of LG501C s speaker OK YES NO END Change the main board Change the main board 99 ...

Страница 100: ...PCWM_4828539 WP_0000001WP_0000001 LG Electronics Inc LG501C 4 3 4 2 Receiver Trouble Circuit Diagram D603 D604 TP1 CN6704 TP2 D603 PRSB6 8C D604 PRSB6 8C EMR1107SHA3P CN6704 2 1 EAR10P EAR10N CLOSE TO RCV 1107 3 2T T Coil Receiver CN6704 100 ...

Страница 101: ...LG Electronics Inc LG501C 4 3 4 2 Receiver Trouble Test points D603 D604 TP1 CN6704 TP2 CN6704 101 ...

Страница 102: ...io signal at TP1 D603 D604 Re solder D603 D604 NO Change the main board YES Are the D603 D604 soldered well YES NO Are the receiver s wires soldered well Re solder the receiver s wires NO Check the state of receiver Re solder the receiver s wires Bad Change the main board Good YES 102 ...

Страница 103: ...EMS TOP CLOSE TO MIC VA6701 TP2 QSC6055 CD U2101B 0 1u C2133B C2135B0 1u C2137BDNI C2132B0 1u 0 1u C2134B 0 1u C2138B C2136B0 1u AB21 G21 H21 G22 G23 M22 L21 F18 G18 R19 M19 HPH_OUT_R_N HPH_VNEG HSET_BIAS LINE_IN_L_P LINE_IN_R_N LINE_OUT_L_P LINE_OUT_R_N MIC1N MIC1P MIC2N MIC2P GND_BUCKRF LINE_IN_L_P LINE_IN_R_N LINE_OUT_L_P LINE_OUT_R_N 1 8V_NCP MIC_BIAS MIC1P HPH_OUT_R EAR_MIC C2136B TP1 C2134B ...

Страница 104: ...LG Electronics Inc LG501C Test points 4 3 4 3 MIC Trouble C2136B TP1 VA6701 TP2 C2134B TP3 MIC6701 104 ...

Страница 105: ... Is the voltage at TP1 C2136B 1 2V 1 8V Re solder C2136B NO Change the main board YES Is the C2136B soldered well YES NO Are the TP2 C2134B broken Change the component YES Is there any signal at the TP3 VA6701 Change the MIC6701 NO YES Change the main board YES Is VA6701OK Change the VA6701 NO YES 105 ...

Страница 106: ...LG Electronics Inc LG501C Test points 4 3 4 4 Headset Trouble TP1 R6871 TP6 TP3 CON400 TP4 C6481B C6482B TP5 VA6821 VA6822 C2132B TP2 106 ...

Страница 107: ...ENSE HPH_AMP_OUT_L HPH_AMP_OUT_R PAD_EAR_SENSE PAD_EAR_SENSE DIP type CLOSE TO EARJACK 2 5 phi CLOSE TO EARJACK w o HPH Amp TP1 R6871 TP3 J6816 TP5 VA6821 VA6822 TP6 R6873 R6874 D602 C6482B 1u 1u C6481B TPA6136A2YFF U6481B 3 D 4 D D2 D1 C4 B4 B3 A4 A2 B2 C1 A1 B1 C2 A3 C3 SGND OUTL HPVSS GND EN CPN CPP VDD INL HPVDD INL INR HI Z GAIN OUTR INR C6485B2 2u C6484B2 2u C6483B 1u C6486B1u AUDIO_AMP_EN V...

Страница 108: ...TP6 R6874 is 1 65 2 1V Re solder NO YES Are soldered well NO Headset detect problem Is Voltage of TP3 J6816 s pin 3 1 65 2 1V Change the Con 400 NO YES Inset a headset Is the voltage of EAR_SENSE TP1 R6871 0V Download S W YES NO Change the main board YES 108 ...

Страница 109: ...Can you see the Audio signal at TP4 C6481B C6482B Change the main PCB NO Is there any signal at output point of U6481B TP5 VA6821 VA6822 Change the U6481B NO YES Change the main board YES SETTING 3 Multimedia 3 Record Voice YES Is the J6816 s solder good Change the J6816 NO 109 ...

Страница 110: ...s the headset OK Change the headset NO Can you see the Audio signal at TP2 C2132B Change the main board NO YES Change the main board YES Is the J6816 s solder good Change the J6816 NO YES SETTING 3 Multimedia 3 Record Voice Is the component J6816 OK Change the J6816 NO YES 110 ...

Страница 111: ...Test point MAIN PCB 4 3 5 Backlight 4 3 5 1 Numeric key backlight TP1 LD4727 LD4728 VPWR TP2 R401 R402 MKPD_LED_DRV 1 2 1 R402 10 R401 10 LD4728 LEWWS44PA VPWR C4723 ICVL0505101V150FR LD4727 LEWWS44PA ICVL0505101V150FR VA400 MKPD_LED_DRV MKPD_LED_DRV TP1 LD4727 LD4728 VPWR TP2 R401 R402 C4723 VA400 MKPD_LED_DRV 2 111 ...

Страница 112: ... Flow Is the voltage of TP1 3 2 4 2V VPWR Change the battery NO START Are all LEDs soldered well Re solder LED Is the voltage of TP2 Over 1 0 V MKPD_LED_DRV Re solder R401 R402 C4723 VA400 Change the main board NO NO YES YES YES 2 1 112 ...

Страница 113: ...01WP_0000001 APCPCWM_4828539 WP_0000001WP_0000001 LG Electronics Inc LG501C Test point 4 3 6 Vibrator TP2 D5151 VIB_DRV TP1 C6154 VPWR VB6158 Circuit Diagram VPWR KDS160ERTK H D6151 C6154 1n DM YK407 6F2 VB6158 2 1 VIB_DRV 113 ...

Страница 114: ...Inc LG501C Checking Flow Is the pin of motor OKl Change a motor NO START NO Is the TP1 C6154 broken Change a C6154 NO YES Change the main board SETTING Motor on state Is the TP2 D6151 broken Change a D6151 NO YES 114 ...

Страница 115: ...LG Electronics Inc LG501C Test point 4 3 7 Bluetooth U7301B X7301B FL7901 C7305B 2 6V_BT TP1 L7901 Analog signal TP3 C7902 Analog signal BW 2 45GHz TP4 C7309 2 6V_MSMP TP2 C801 Clock 26MHz TP5 115 ...

Страница 116: ... VREG VDDPX VDDRF VDD_USB VDDTF VREGHV RES RFP RST_N REG_EN SCL HUSB_DN SDA TM2 SPIM_CLK PCM_IN SPIM_CS_N PCM_OUT PCM_CLK LPO_IN PCM_SYNC XIN UART_TXD XOUT UART_RXD UART_RTS_N GPIO_0 UART_CTS_N GPIO_1 VDDC1 HUSB_DP VSS6 VSS5 VSS4 VSS3 VSS2 VSS1 GPIO_6 GPIO_5 2 6V_BT 2 2u C7305B 10p C7306B 10p C7303B 10n C7304B 1u C7307B 10n C7302B HB 1M1005 601JT FB7301B 10n C7301B 10n C7309B 2 2u C7308B 15K R7303...

Страница 117: ...eck the clock at TP5 C801 about 26 MHz YES Replace the X7301B NO Check the RF signal at TP4 C7902 about 2 45 GHz YES Replace the U7301B NO Check the RF signal at TP3 L7901 about 2 45 GHz Replace the FL7901 NO YES Change the main PCB Check the Voltage at TP1 C7305B about 2 6V YES Replace the main PCB NO 117 ...

Страница 118: ...ons Commission FCC proposed the adoption of this updated Standard The design of your phone complies with this updated Standard Of course if you want to limit RF exposure even further than the updated ANSI Standard you may choose to control the duration of your calls and operation your phone in the most power efficient manner Efficient Phone Operation For your phone to operate at the lowest power l...

Страница 119: ... before boarding any aircraft Use it on the ground only with crew permission Do not use it in the air To prevent possible interference with aircraft systems US Federal Aviation Administration FAA regulations require you to have permission from a crew member to use your phone while the plane is on the ground Using your phone while the plane is in the air Children Do not allow children to play with ...

Страница 120: ...butane must compl7y with the National Fire Protection Standard NFPA 58 For a copy of this standard contact the National Fire Protection Association One Battery march Park Quincy MA 02269 Attn Publication Sales Division Rule of Thumb Using common sense at all times when handling installing or using the phone Any questions should be directed to you nearest Service Center or authorized service techni...

Страница 121: ...d from the base station Access Channel Slot The assigned time interval for an access probe An Access Channel slot consists of an integer number of frames The transmission of an access probe is performed within the boundaries of an Access Channel slot Access Probe One Access Channel transmission consisting of a preamble and a message The transmission is an integer number of frames in length and tra...

Страница 122: ...e Domestic Public Cellular Radio Telecommunications Service other than a mobile station used for communicating with mobile stations Depending upon the context the term base station may refer to a cell a sector within a cell an MSC or other part of the Cellular system See also MSC Base Station Authentication Response AUTHBS An 18 bit pattern generated by the authentication algorithm AUTHBS is used ...

Страница 123: ...detecting codes which generate parity check bits by finding the remainder of a polynomial division Data Burst Randomizer The function that determines which power control groups within a frame are transmitted on the Reverse Traffic Channel when the data rate is lower than 9600 bps The data burst randomizer determines for each mobile station the pseudo random position of the transmitted power contro...

Страница 124: ...tional expansion of the signaling message between the base station and mobile station to allow for the addition of new system features and operational capabilities Fade Timer A timer kept by the mobile station as a measure of Forward Traffic Channel continuity If the Fade timer expires the mobile station drops the call Flash An indication sent on an analog voice channel or CDMA Traffic Channel ind...

Страница 125: ...f the Traffic Channel Hard handoffs Occur when the mobile station is transferred between disjoint Active Sets the CDMA frequency assignment changes the frame offset changes or the mobile station is directed from a CDMA Traffic Channel to an analog voice channel See also Soft Handoff Hash Function A function used by the mobile station to select one out of N available resource The hash function dist...

Страница 126: ...NGTH a message body the part conveying the information and a CRC Message Body The part of the message contained between the length field MSG_LENGTH and the CRC field Message Capsule A sequence of bits comprising a single message and padding The padding always follows the message and may be of zero length Message CRC The CRC associated with a message See also Cyclic Redundancy Check Message Field A...

Страница 127: ...up to handle a special requirement A network can be as small or as large as needed as long as it is fully contained within a system See also System Network Identification NID A number that uniquely identifies a network within a Cellular system See also System Identification NID See Network Identification Non Autonomous Registration A registration method in which the base station initiates registra...

Страница 128: ...g Channel Slot An 80ms interval on the Paging Channel Mobile station operating in the slotted mode are assigned specific slots in which day monitor messages from the base station Parameter Change Registration A registration method in which the mobile station registers when certain of its stored parameters change Parity Check Bits Bits added to a sequence of information bits to provide error detect...

Страница 129: ... Code Mask The long code mask used to form the private long code The mask contains the ESN of the mobile station See also Private Long Code Mask and Long Code Punctured Code An error correcting code generated from another error correcting code by deleting i e puncturing code symbols from the code output Quick Repeats Additional transmissions of identical copies of a message within a short interval...

Страница 130: ...Traffic An additional traffic stream that can be carried between the mobile station and the base station on the Traffic Channel See also Primary Traffic and Signaling Traffic Seizure Precursor The initial digital sequence transmitted by a mobile station to a base station on a reverse analog control channel Seizure Option A service capability of the system Service options may be applications such a...

Страница 131: ...atus Indicates whether a mobile station is in its home system Termination Status Indicates whether a mobile station must terminate the call when it is on an analog voice channel Supervisory Audio Tone SAT One of three tones in the 6 kHz region that is transmitted on the forward analog voice channel by a base station and transponder on the reverse analog voice channel by as mobile station Supplemen...

Страница 132: ...lly RAND Unique Random Variable RANDU A 24 bit random number generated by the base station in support of the Unique Challenge Response procedure Universal Coordinated Time UTC An internationally agreed upon time scale maintained by the Bureau International de l Heure BIH used as the time reference by nearly all commonly available time and frequency distribution systems i e WWW WWVH LORAN C Transit...

Страница 133: ...LG Electronics Inc LG501C Appendix 133 ...

Страница 134: ...LG Electronics Inc LG501C Appendix 1 Block Diagram LG501C BLOCK DIAGRAM 134 ...

Страница 135: ...LG Electronics Inc LG501C Appendix 2 Circuit diagram 135 ...

Страница 136: ...1157 2 2u C1159 2 2u 1n C1158 R1143 100K L1102 4 7n U1102 ACFM 7107 5 4 6 3 2 1 CELL_RX PCS_RX CELL_TX G_SLUG PCS_TX ANT 330p C1210 C1224 DNI DNI C1208 330p C1201 CDMA_LHB_COUPLER_PAM_OUT CDMA_LHB_COUPLER_PAM_OUT CDMA_LHB_FE_INOUT CDMA_LHB_FE_INOUT CDMA_HB_MIXPATH_INM CDMA_HB_MIXPATH_INP CDMA_HB_RXSPDT_OUT CDMA_HB_MIX_INP CDMA_HB_MIX_INM CDMA_HB_LNASPDT_IN CDMA_HB_LNASPDT_OUT CDMA_HB_RXSPDT_IN CDM...

Страница 137: ...IXPATH_INM CDMA_HB_MIXPATH_INP CDMA_HB_RXSPDT_OUT CDMA_HB_LNASPDT_IN CDMA_HB_LNASPDT_OUT CDMA_HB_RXSPDT_IN CDMA_LHB_COUPLER_OUT CDMA_LB_PAM_IN CDMA_HB_PAM_IN CDMA_LB_PAM_OUT CDMA_HB_PAM_OUT CDMA_LB_FE_OUT CDMA_HB_FE_OUT CDMA_LB_FE_IN CDMA_HB_FE_IN CDMA_MS_INOUT CDMA_PWR_DET_IN CDMA_LB_RTR_OUT CDMA_HB_RTR_OUT CDMA_LB_MIX_INM CDMA_LB_MIX_INP CDMA_LB_LNA_OUT CDMA_LB_RTR_IN CDMA_HB_RTR_IN CDMA_HB_LNA_...

Страница 138: ...3 5 6n L1917 5 6n C1920 0 1u 10p C1919 6 8n L1905 2 1V_RFRX2 C1926 6 8p L1924 DNI 100p C1939 C1940 100p C1941 DNI SW1 MM8130 2600 G4 G3 IN OUT G1 G2 R303 0 0 5p C313 R308 0 100n L304 CDMA_GPS_MODE CDMA_GPS_MODE_IN CDMA_GPS_MODE_IN MRDMS_OUT MRDMS_OUT CDMA_GPS_MS_OUT CDMA_GPS_MS_OUT CDMA_GPS_LNA_OUT CDMA_GPS_LNA_OUT CDMA_GPS_LNA_IN CDMA_GPS_LNA_IN VDD_GPS VDD_GPS CDMA_GPS_RTR_IN GPS LNA FBAR ALM241...

Страница 139: ...O LINE_IN_L_P TCK RTCK LINE_IN_R_N CDMA_GPS_MODE AUDIO_AMP_EN GPIO 52 GP_CLK GPIO 49 GPIO 46 GPIO 31 BT_PCM_CLK BT_PCM_DOUT BT_PCM_SYNC PA_RANGE_0 GPIO 12 GPIO 9 GPIO 7 GPIO 2 CDMA_PA_ON1 MLCD_RESET BT_UART_TXD BT_UART_RXD LCD_RS MLCD_CS CDMA_AWS_RTR_OUT R2902 75K OJ8001 OJ8003 CDMA_HB_MIX_INP CDMA_HB_MIX_INM CDMA_AWS_MODE CDMA_PCS_MODE CDMA_PA_ON1 CDMA_PA_ON0 PA_RANGE_0 CDMA_PWR_DET_IN CDMA_LB_RT...

Страница 140: ...P SD E1500 15 13 11 9 7 5 4 3 2 1 14 12 10 8 6 R4303 200K 2 6V_MSMP VA4309 ICVS0518270FR C4316 DNI ICVS0518270FR VA4308 2 8V_CAM_AVDD VA4701 ICVL0505101V150FR 1K R4701 R400 0 1 8V_CAM_IO VPWR 2 6V_MSMP R4401 80 6K C4311 1u KB4701 ICVL0505101V150FR VA4401 C4401 33n VBATT 300K R4402 56p C4402 D4401 SD12T1G CP_RT9367_STG_01 I2C_SCL CP_EN I2C_SDA VPWR MAIN_LED1 MAIN_LED2 MAIN_LED3 MAIN_LED4 VREG_OUT2 ...

Страница 141: ...A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 G1 G2 C5109 1u ICVE10184E150R101FR FL5101 10 5 6 4 7 3 8 2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 G1 G2 FL5104 ICVE10184E150R101FR 10 5 6 4 7 3 8 2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 G1 G2 1 8V_MSME 2 8V_LCD 0 1u C5104 C5106 0 1u 0 1u C5107 100 R5102 1 8V_...

Страница 142: ...B6356 KB6372 KB6352 KB6353 KB6350 KB6369 KB6388 KB6404 KB6385 MIC6701 SPU0410HR5H PB 4 3 2 1 P G1 G2 O VPWR KB6401 KB6417 AUDIO_TPA6136_STG_01 HPH_AMP_OUT_R HPH_AMP_OUT_L HPH_OUT_R AUDIO_AMP_EN HPH_OUT_L VPWR VA6761 ICVL0505101V150FR ICVL0505101V150FR VA6762 L600 82n TP701 AUDIO_AMP_EN SPKR_OUT_P SPKR_OUT_N EAR10P EAR10N MIC1P QKEY_RESET VIB_DRV MIC_BIAS EARPHONE_KEY EAR_MIC EAR_MIC EAR_SENSE HPH_...

Страница 143: ...RFR BT_RESET BT_PCM_DOUT BT_PCM_CLK BT_PCM_SYNC BT_UART_TXD BT_PCM_DIN BT_UART_CTS BT_INOUT TP808 C7905 100n TP806 TP803 TP801 2 6V_MSMP R800 0 2 6V_BT R804 0 TP804 12p C802 2 6V_MSMP 15p C801 TP802 TP805 10p C7902 FL7901 2450MHz IN OUT GND1 GND2 C7904 DNI C7906 DNI 0 R801 BT_LPO BT_UART_TXD BT_UART_RXD BT_PCM_DIN BT_PCM_SYNC BT_PCM_DOUT BT_PCM_CLK BT_INOUT BT_INOUT BT BT BROADCOM BT Block BT Patt...

Страница 144: ... VDD_A_2 KYPD_17_ETM_TPKT_A_1_GPIO_18 VDD_A_3 KYPD_MEMO_ETM_PSTAT_A_1_GPIO_19 VDD_A_4 KEYSENSE_4N_ETM_TPKT_A_3_GPIO_20 VDD_A_5 KEYSENSE_3N_ETM_TPKT_A_4_GPIO_21 VDD_CORE_1 KEYSENSE_2N_ETM_TPKT_A_5_GPIO_22 VDD_CORE_2 KEYSENSE_1N_ETM_TPKT_A_6_GPIO_23 VDD_CORE_3 KEYSENSE_0N_ETM_TPKT_A_7_GPIO_24 VDD_CORE_4 GP_PDM_2_ETM_PSTAT_A_2_WLAN_MUX_EN_GPIO_25 VDD_CORE_5 PA_R0_GP_PDM_1_FAILED_BOOT_GPIO_26 VDD_CORE...

Страница 145: ...A4 I_O3 A5 I_O4 A6 I_O5 A7 I_O6 A8 I_O7 A9 I_O8 A10 I_O9 A11 I_O10 A12 I_O11 A13 I_O12 DQ0 I_O13 DQ1 I_O14 DQ2 I_O15 DQ3 DQ4 _CE DQ5 _WEN DQ6 _RE DQ7 ALE DQ8 CLE DQ9 R__B DQ10 _WP DQ11 DQ12 VCCN1 DQ13 DQ14 VSS1 DQ15 VSS2 LDQM VSS3 UDQM VSS4 LDQS VSS5 UDQS VSS6 _CLK CLK VSSQ CKE BA0 VDD1 BA1 VDD2 _RAS VDD3 _CAS _WED VDDQ1 _CS VDDQ2 NC36 NC37 NC38 NC39 NC40 NC41 NC42 NC43 NC44 NC45 NC46 NC47 NC48 NC...

Страница 146: ...6 17 LED3 LED4 NC2 LDO2 AVIN 13 C1N LDO1 C2N AGND PGND NC1 C2P ENA 9 C1P PVIN 6 SCL 7 SDA 8 LED2 LED1 VOUT SLUG_G R4503B100K 2 2uC4504B 1uC4503B C4502B1u C4501B1u 1uC4505B C4507B1u C4506B1u R4502B 0 0 R4501B MAIN_LED4 MAIN_LED1 MAIN_LED3 MAIN_LED2 VPWR CP_EN I2C_SDA I2C_SCL VREG_OUT1 300mA VREG_OUT2 300mA CHARGE PUMP RT9367 4CH 25mA x 4 2LDO 300mA x 4 3 3V Max Internal Use Only 146 ...

Страница 147: ...LG Electronics Inc LG501C 2 1 MAIN PCB CIRCUIT DIAGRAM Internal Use Only 147 ...

Страница 148: ...PCB CIRCUIT DIAGRAM C6482B 1u 1u C6481B TPA6136A2YFF U6481B 3 D 4 D D2 D1 C4 B4 B3 A4 A2 B2 C1 A1 B1 C2 A3 C3 SGND OUTL HPVSS GND EN CPN CPP VDD INL HPVDD INL INR HI Z GAIN OUTR INR C6485B2 2u C6484B2 2u C6483B 1u C6486B1u AUDIO_AMP_EN VPWR HPH_OUT_L HPH_OUT_R HPH_AMP_OUT_R HPH_AMP_OUT_L Internal Use Only 148 ...

Страница 149: ...N SDA TM2 SPIM_CLK PCM_IN SPIM_CS_N PCM_OUT PCM_CLK LPO_IN PCM_SYNC XIN UART_TXD XOUT UART_RXD UART_RTS_N GPIO_0 UART_CTS_N GPIO_1 VDDC1 HUSB_DP VSS6 VSS5 VSS4 VSS3 VSS2 VSS1 GPIO_6 GPIO_5 2 6V_BT 2 2uC7305B 10pC7306B 10pC7303B 10nC7304B 1uC7307B 10nC7302B HB 1M1005 601JT FB7301B 10nC7301B 10n C7309B 2 2uC7308B 15K R7303B 100p C7310B BT_PCM_DOUT BT_PCM_DIN BT_PCM_CLK BT_PCM_SYNC BT_UART_RXD BT_UAR...

Страница 150: ...LG Electronics Inc LG501C Appendix 3 BGA Pin Map 150 ...

Страница 151: ...LG Electronics Inc LG501C 3 1 U7301B BCM2070B2KUBXG EUSY0418701 USED PIN NOT USED PIN 151 ...

Страница 152: ...LG Electronics Inc LG501C 3 2 U2101B QSC6055 CD EUSY0336202 NOT USED PIN 152 ...

Страница 153: ...LG Electronics Inc LG501C 3 3 U2201B H8BCS0SI0BAR 46M EUSY0347506 153 ...

Страница 154: ...LG Electronics Inc LG501C 3 4 U6481B TPA6136A2YFF EUSY0412501 USED PIN NOT USED PIN 154 ...

Страница 155: ...LG Electronics Inc LG501C Appendix 4 Component Layout 155 ...

Страница 156: ... 6 B K 7 6 3 6 B K R402 3 1 4 6 B K 5 8 3 6 B K VA400 4 0 4 6 B K 6 6 3 6 B K CN6704 1 0 4 6 B K 5 6 3 6 B K LD4728 KB609 3 0 4 6 B K 4 8 3 6 B K 0 0 4 6 B K 6 5 3 6 B K KB605 6 1 4 6 B K 3 8 3 6 B K 9 9 3 6 B K 5 5 3 6 B 2 8 3 6 B K K 8 9 3 6 B K 4 5 3 6 B K KB604 KB607 KB606 KB6381 KB6415 KB603 8 8 3 6 B K 2 5 3 6 B K LD4727 KB602 7 1 4 6 B K 1 7 3 6 B K 6 8 3 6 B K 0 7 3 6 B K R401 7 8 3 6 B K ...

Страница 157: ...7B C1161 CN4403 C2142B R2112B C2116B C2140B C2141B C2115B R2103B C2117B R2113B C2148B C2147B C2110B C2169B C2137B C2108B C2109B R2109B C1832 C112 FL1501 C1820 L1817 C109 R1142 C111 C1154 FL1723 C1159 C1160 C1865 C5105 VA4401 C1821 C1823 R1808 D604 D603 R4402 C4401 R4401 L1818 R1810 L1816 C2138B C1822 FL1711 R1809 C1812 L1828 C1164 L1811 C1162 C1158 C1163 C1142 U1142 C1829 VA6701 MIC6701 C2157B R21...

Страница 158: ...BN0095901 EAA62385301 MCCZ0051001 EAA62484601 SJMY0007905 ENZY0019901 ACKA0037701 MIDZ0283401 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 CAMERA MODULE PCB MAIN RECEIVER DOME ASSY METAL TAPE LCD LCD MODULE GASKET LCD KEYPAD ASSY MAIN PAD LCD TAPE CUTTON VOLUME BUTTON SIDE VOLUME PAD RECEIVER INSERT NUT PAD MIC FRAME LCD COVER FRONT LABEL QUALCOMM CAP EARPHONE JACK CAP RECEPTA...

Страница 159: ...R00 AKAC00 ACGK00 MWAC00 MJN00 Part Name Cover Battery Rechargeable Battery Lithium Ion Screw Machine Cover Assembly Rear Can Assembly Shield Midrophone Condenser PCB Assembly Main Keypad Awwembly Main Cover Assembly Front Window LCD Tape Protect CLING 159 MJN00 MWAC00 ACGK00 AKAC00 EBR00 ACKA00 SUMY00 MCJA00 SBPL00 ACGM00 GMEY00 ...

Страница 160: ...Sidekey PCB Assembly Main Receiver LCD Module TFT Dome Assembly Metal Keypad Assembly Main Button Cover Assembly Front Cap Receptacle Window LCD Tape Protect CLING MCJA00 SBPL00 GMEY00 MBL00 MHK00 ACGM00 EAA01 EAA00 SJMY00 ENZY00 SVCY00 ACKA00 SUMY00 SPKY00 EBR00 SURY00 EAJ00 ADCA00 AKAC00 MBJZ00 ACGK00 MCCE00 MWAC00 MJN00 Part Name Location Number MJN00 MWAC00 MCCE00 ACGK00 MBJZ00 AKAC00 EAJ00 SU...

Страница 161: ...Terminal Block ENZY0019901 1 HSBC 3P 58 4 Cap Mobile Switch MBL64817501 1 4 Cap MCCZ0050201 1 4 Cap MCCZ0051001 1 4 Cover Rear MCJN0133001 1 4 Damper MCQ66626801 1 4 Damper MCQ66653901 1 1 1 0 0 5 3 0 0 Z B F M r e t l i F 4 1 1 0 8 7 8 3 3 6 K H M t e e h S 4 4 Tape Protect MJN67832301 1 4 Tape Protect MJN67832401 1 4 Label After Service MLAB0001102 1 4 Damper Speaker MPBN0095901 1 4 Damper MPBZ0...

Страница 162: ...LG Electronics Inc LG501C Appendix 7 Part List Circuit 5 IQV 8 78 8IZ 4Q 5 IQV 8 7 758IZ 4Q 162 ...

Страница 163: ... ERHZ0000402 1 MCR01MZP5J100 10OHM 5 1 16W 1005 R TP R402 Resistor Chip ERHZ0000402 1 MCR01MZP5J100 10OHM 5 1 16W 1005 R TP C4723 Varistor SEVY0003601 1 ICVL0505101V150FR 5 6V 0 60F 1 0 0 5 0 55 NONE SMD R TP VA400 Varistor SEVY0003601 1 ICVL0505101V150FR 5 6V 0 60F 1 0 0 5 0 55 NONE SMD R TP VA6307 Varistor SEVY0003601 1 ICVL0505101V150FR 5 6V 0 60F 1 0 0 5 0 55 NONE SMD R TP VA6308 Varistor SEVY...

Страница 164: ... 1 CL05A225MQ5NSNC 2 2uF 20 6 3V X5R 55TO 85C 1005 C7305B Capacitor Ceramic Chip ECCH0000198 1 CL05A225MQ5NSNC 2 2uF 20 6 3V X5R 55TO 85C 1005 C7308B Capacitor Ceramic Chip ECCH0000198 1 CL05A225MQ5NSNC 2 2uF 20 6 3V X5R 55TO 85C 1005 C1926 Capacitor Ceramic Chip ECCH0001001 1 C1005C0G1H6R8CT000F 6 8pF 0 5PF 50V NP0 55TO 125C 1005 C6871 Capacitor Ceramic Chip ECCH0002001 1 C1005JB0J104KT000F 0 1uF...

Страница 165: ...0009106 1 C0603X7R1C103KT 10nF 10 10V X7R 55TO 125C 0603 C7304B Capacitor Ceramic Chip ECCH0009106 1 C0603X7R1C103KT 10nF 10 10V X7R 55TO 125C 0603 C7309B Capacitor Ceramic Chip ECCH0009106 1 C0603X7R1C103KT 10nF 10 10V X7R 55TO 125C 0603 C2202B Capacitor Ceramic Chip ECCH0009203 1 GRM033R60J333K 33nF 10 6 3V X5R 55TO 85C 0603 C1822 Capacitor Ceramic Chip ECCH0009502 1 MCH032A1R5CK 1 5pF 0 25PF 25...

Страница 166: ...0 55TO 125C 1005 C6210B Capacitor Ceramic Chip ECZH0000813 1 C1005C0G1H101JT 100pF 5 50V NP0 55TO 125C 1005 C6211B Capacitor Ceramic Chip ECZH0000813 1 C1005C0G1H101JT 100pF 5 50V NP0 55TO 125C 1005 C6212B Capacitor Ceramic Chip ECZH0000813 1 C1005C0G1H101JT 100pF 5 50V NP0 55TO 125C 1005 C6213B Capacitor Ceramic Chip ECZH0000813 1 C1005C0G1H101JT 100pF 5 50V NP0 55TO 125C 1005 C6214B Capacitor Ce...

Страница 167: ...23 Inductor Multilayer Chip ELCH0001403 1 LL1005 FHL1N0S 1NH 0 3NH 400mA 0 1OHM 20GHZ 7 SHIELD 1 0X0 5X0 5MM L107 Inductor Multilayer Chip ELCH0001406 1 LL1005 FHL4N7S 4 7NH 0 3NH 300mA 0 2OHM 7GHZ 9 SHIELD 1 0X0 5X0 5MM L1102 Inductor Multilayer Chip ELCH0001406 1 LL1005 FHL4N7S 4 7NH 0 3NH 300mA 0 2OHM 7GHZ 9 SHIELD 1 0X0 5X0 5MM L1801 Inductor Multilayer Chip ELCH0001409 1 LL1005 FHL10NJ 10NH 5...

Страница 168: ...5F1502 15KOHM 1 1 16W 1005 R TP ROHM R2913 Resistor Chip ERHZ0000222 1 MCR01MZP5F1503 150KOHM 1 1 16W 1005 R TP ROHM R4303 Resistor Chip ERHZ0000238 1 MCR01MZP5F2003 200KOHM 1 1 16W 1005 R TP ROHM R4402 Resistor Chip ERHZ0000265 1 MCR01MZP5F3003 300KOHM 1 1 16W 1005 R TP ROHM R6202B Resistor Chip ERHZ0000285 1 MCR01MZP5F4700 470OHM 1 1 16W 1005 R TP ROHM R6203B Resistor Chip ERHZ0000285 1 MCR01MZP...

Страница 169: ...Pad Short SAFP0000501 1 LG VS760 VRZ R2113B Wire Pad Short SAFP0000501 1 LG VS760 VRZ R2114B Wire Pad Short SAFP0000501 1 LG VS760 VRZ R2115B Wire Pad Short SAFP0000501 1 LG VS760 VRZ R2116B Wire Pad Short SAFP0000501 1 LG VS760 VRZ R2117B Wire Pad Short SAFP0000501 1 LG VS760 VRZ R2118B Wire Pad Short SAFP0000501 1 LG VS760 VRZ R2119B Wire Pad Short SAFP0000501 1 LG VS760 VRZ R2120B Wire Pad Shor...

Страница 170: ...901 1 B9419 1960 1 4 1 1 0 45 SMD U1144 IC Power Amplifier SMPY0023501 1 ACPM 7354 TR1 dBm A dBc dB 5 0 3 0 1 05 SMD DCN USPCS CPL 2 MODE 1D CNIN 14CPLOUT 3 2V 4 2V 2 U1251 Module GPS SMZY0021701 1 ALM 2412 ALM 2412 GPS LNA Module integrated Filter 3 3x2 1x1 1 U1102 Module Assembly SMZY0022401 1 ACFM 7107 Duplexer module Quadplexer DCN US PCS duplexer module MIC6701 Microphone Condenser SUMY001060...

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