background image

- 91 -

LGMC

PWR
URXD
UTXD

3G

2.5G

GND
RX
TX
VCHAR
ON_SW
VBAT

C

(1%)

4

C

5

2

C

LG(42)-A-5505-10:01

(256+ 64PSRAM)

B

D

CHARGE

15

E

6

BOOT MODE

L

A

12

D

16

3

9

B

F

L

11

14

E

GPIO_56

6

USB BOOT INT CLOCK

H

BYPASS

A

H

L

10

F

E

LG Electronics Inc.

F

MEMORY(INTEL_256)

8

GPIO_55

3

L

H

(USC6)

(1%)

13

8

H

C

D

UART BOOT

7

4

5

(1%)

7

E

9

1

MODEL

100K

MG295D

D

2

1

USB BOOT EXT CLOCK

R104

C153

0.1u

1u

C140

_WR

KDR331V

D100

3

1

2

4.7

R120

47p

C142

0.1u

C107

2V85_VSIM

C114

R103

10K

0.1u

C103
10u

12

CTS

10

DSR

1

GND

4

NC1

NC2

7
8

NC3

NC4

9

ON_SW

5

RTS

11

2

RX

TX

3

VBAT

6

_WAIT

URT100

SUB_CS

2V8_VMEM

C124

1000p

OJ100

R106

3300

C123
1u

2V85_VSIM

C155

OJ101

VCHARGE

39p

VCHARGE

C130
1u

VBAT

0.1u

C100

USB_VBUS

VUSB

_RD

C110
0.1u

C121

1000p

0.1u

C120

18p

C147

R121

4.7

0.1u

C119

1V8_VCORE

D102

KDS160E

2V8_VEXT

_LBS

1u

C148

NA

C122

C113
0.1u

2V8_VMEM

0.1u

C105

2V8_VMEM

OJ102

C129

2V8_VEXT

C108
0.1u

1u

10K

R105

0.1u

C106

C116
0.1u

VBAT

39p

C134

1u

C157

10K

R115

R117

4.7

0.1u

C117

8

GND

ICDL

9

6

IMIN

PGND

11

2

USB

USBON

7

4

_CHG

_EN

5

_PPR

3

VBAT

ISL6299

U102

BAT

10

CRDL

1

C141
1u

0.1u

C151

C111

1V8_VRTC

VUSB

18p

1u

C127

C128
1u

USB_VBUS

10K

R109

39p

C154

U101

TC7SH08FS

2

GND

1

3

4

VCC

5

2V8_VMEM

18p

C146

C145

1u

0.1u

C152

1u

C144

C125
NA

E5

_CE1

K1

_CE2

G8
K3

_CE3

J2

_OE1
_OE2

H8

D6

_P1_CS

K2

_P2_CS

_RST

F4

C2

_R_LB

H1

_R_OE
_R_UB

F3

D5

_R_WE

_S_CS1

J1

_WE

F5

E4

_WP

L4

VCC21

B6
K6

VCC22

J8

VCCQ1

K7

VCCQ2

L3

VCCQ3

D4

VPP

VSS1

B4

VSS2

C4

VSS3

L1
L2

VSS4

L5

VSS5

L6

VSS6
VSS7

L7

VSS8

L8

WAIT

G7

_ADV

D7

G2

D8
D9

J3

NC1

A1

NC2

A2

A7

NC3

A8

NC4

NC6

M1

NC7

M2

M7

NC8

M8

NC9

P_MODE

K8

K5

P_VCC

S_CS2

C5

S_VCC

K4

VCC11

B5

VCC12

F6

A9

D7

CLK

C6

D0

H2

D1

H3

D10

G4

D11

J4
H5

D12

G6

D13
D14

H6

D15

J7

D2

G3
H4

D3

J5

D4

G5

D5

J6

D6

H7

A16

D2

A17

B2

A18

B3

A19

A2

E1

E6

A20
A21

B7

A22

C7

A23

C3
D3

A24

E3

A25

D1

A3

B1

A4

C1

A5
A6

F2

A7

E2

A8

G1

A0

F1

A1

A10

E7

A11

B8
C8

A12
A13

D8

A14

F7
E8

A15

F8

2V8_VEXT

U100
PF38F4050L0ZBQ0

33K

R111

1u

C137

C156
39p

MC-146_12_5PFX100

32.768KHz

1

2

3

4

C149

0.1u

R101

100ohm

R114

82K

10u

C101

1u

C139

39p

C161

C143

22p

P1

A5

VSIM

V14

VSIM_A

W2

VSSRTC

A9

VUSB

H17

VUSBCHG

VUSBIN

P19

T19

VUSB_A

WAIT

A12

B12

WE

2V75_VVCXO

VMEM13

VMEM2

B13

C12

VMEM3

VMEM4

C13

VMEM5

D12

VMEM6

D14

E10

VMEM7

VMEM8

E11

G12

VMEM9

VMEMFB

W13

VMEMOUT

V12

U12

VMEMSEL

VMIC

U19

VRF

M19

W15

VRTC

T11

VRTCSEL

VSD

L5

C7

VEXT2

D7

VEXT3

E7

VEXT4

VEXT5

E8

F7

VEXT6

VEXT7

H5

VEXT8

J4

J5

VEXT9

VEXT_REG1

V11

VEXT_REG2

W11

VGP

W14

VMEM1

A13

VMEM10

F18

VMEM11

G18

VMEM12

H16

J16

VCC10

D13

VCC2

VCC3

E12

F8

VCC4

G7

VCC5

H13

VCC6

VCC7

H14

VCC8

K4

L4

VCC9

K14

VCHG

V8

VCORE

W8

VCOREOUT

H9

VCXOEN

VDDRTC

W5

B1

VEXT1

VEXT10

K5

VEXT11

F4
G6

USC_6

VABB

P2

N18

VABB_LDO

VAPP

P18

L14

VAPPCFG

VAPPGATE

N19

K13

VBAT1

L11

VBAT2

VBAT3

P15

P16

VBAT4

P17

VBAT5

U13

VBAT6

VBAT7

V13

L15

VBATSENSE

B8

VCC1

M4

TEMP1

P13

TEMP2

L10

TMS

TRKCHG1

L18
L19

TRKCHG2

TXON

U6

T6

TXON_GPO_1

TXPA_GPO_2

A3

TXPHASE_GPO_7

C4

C3

TX_DCS_GPO_17

TX_GSM_GPO_16

C2

USC_0

F6
F5

USC_1
USC_2

E2

USC_3

E5
F3

USC_4
USC_5

J8

J9

RESET1P8

K9

RESET2P8

ROMCS1

C11

RXON

W7

RXON_GPO_0

W6

SGND1

V16

SGND2

W17

SIMCLK

D8

SIMDATAIO

B6

SIM_RESET_GPIO23

B7

V15

SPWR1

SPWR2

W16

TCK

M12

L12

TDI
TDO

N12

N13

NC6

W4

OSCIN
OSCOUT

W3

E19

PA

PMTSEL

T13

PWREN

V17

PWRON

V5

QN

F19

QP

G19

RAMCS1

D11
C10

RAMCS2

RD

A16

J19

REF
REFBB

L16

M18

REFCHG

REFOUT

K17

RESET

T10

MC_CLK

T4

MC_CMD

U3

MC_DATA0

U4

MC_DATA1

T5

MC_DATA2

U5

MC_DATA3

V4

P11

MPOWER

H7

MSCLK

K8

MSDI

MSFS

J7

NC1

A1

NC2

A19

D1

NC3

NC4

E1

NC5

V2

W1

KEYPADCOL0
KEYPADCOL1

U2

KEYPADCOL2

V3

KEYPADCOL3

R3

KEYPADCOL4

T3

KEYPADROW0

R1

KEYPADROW1

T1

KEYPADROW2

U1

KEYPADROW3

V1

KEYPADROW4

R2

R15

LGND

LIGHT1

R18

LIGHT2

R17

LIGHT3

R16

A17

LWR_LB

MCLK

V7

MCLKEN

G5

GPIO_7

H4

GPIO_8

H3
H1

GPIO_9

B4

GPO_3

C1

GSM_SW_DRV_GPO_11

GSM_SW_SYNC_GPO_10

A2

A18

HWR_UB

J18

IN

INT

K10

H18

IP

K15

ISENSE

JACKSENSE

U16

E6

JTAGEN

KEYON

R11

KEYOUT

R12

T2

GPIO_35

N1

GPIO_36
GPIO_37

M2
N2

GPIO_38
GPIO_39

L7

GPIO_4

G2

GPIO_40_ADD24

C14

GPIO_42_DISPLAY_CS1

B10

D9

GPIO_43_DISPLAY_CS2

A10

GPIO_44_ROMCS2

C9

GPIO_45_GPCS2

GPIO_46_AUXCS2

C8

C6

GPIO_47

GPIO_5

G1

P3

GPIO_55

N3

GPIO_56

GPIO_6

J2
J3

GPIO_13_SRVLIGHT

H6

GPIO_14

J6

GPIO_15

K3

GPIO_16

K7

GPIO_17

GPIO_18_JCK

B5
D5

GPIO_19_TMS

G4

GPIO_2

GPIO_20_TDI

A4
C5

GPIO_21_TDO

GPIO_22

P4

GPIO_24_ALRTLIGHT

D6

GPIO_3

G3

GPIO_33

K1

GPIO_34

L1

M1

R6

G8

GND21

GND22

F12

M3

GND23

GND3

G17

H15

GND4

GND5

J12

GND6

J13

GND7

K6

GND8

L6

GND9

M5

GPCS1

D10

F2

GPIO_0
GPIO_1

F1

H2

GPIO_10
GPIO_11

J1

GPIO_12

DTH_EN_GPO_18

DTH_VLO_EN_GPO_19

E3

J15

GATEDRIVE

GND0

A6

E13

GND1

M6

GND10

M7

GND11

GND12

N4

GND13

N5

N6

GND14

GND15

N7

GND16

P5

P6

GND17

GND18

R4

R5

GND19

E14

GND2

GND20

D16
C19

DATA3

C18

DATA4
DATA5

B19

DATA6

B18

DATA7

C17

DATA8

C16

C15

DATA9

E4

DATA_CLK_GPO_21

DBBON

V6

DCS_SW_DRV_GPO_9

B3

B2

DCS_SW_SYNG_GPO_8

DGND

V9

DMINUS

A7

DPLUS

A8

D2

DTH_DATA_GPO_20

D3

R10

CRST

W12

R8

CSDD_DBB

CSDI_ABB

R9
K11

CSDI_DBB

CSDO_ABB

K12

U9

CSFS_ABB

T9

CSFS_DBB

D15

DATA0

D17

DATA1

B14

DATA10

B15

DATA11

B17

DATA12

B16

DATA13

A14

DATA14

A15

DATA15

DATA2

L2

N8

BSDI_DBB

BSDL_ABB

M11

BSDO_ABB

N9

M10

BSDO_DBB

BSIFS_ABB

P8

BSIFS_DBB

N10

BSOFS_ABB

N11

BSOFS_DBB

P7

BURSTCLK

A11

K16

CHGDET

CHGLIGHT

T12

CLKIN

B9

CLKMUXOUT_GPO_4

D4

H8

CLKON

U7

CLKOUT

CLKOUT_GATE

N15

ARSM_GPO_5

R7

ASDI_ABB

L9
M8

ASDI_DBB

M9

ASDO_ABB

L8

ASDO_DBB

ASFS_ABB

P10

ASFS_DBB

P9

ASM

T7

L3

ATSM_GPO_6

M13

AUXADC1
AUXADC2

M14

AUXCS1

E9

BATTEMP

L13

BATTYPE

J14

K2

BKLIGHT0_GPO_22
BKLIGHT1_GPO_23

AGND3_7

AGND4

W19

AIN1N

U17

U18

AIN1P

V19

AIN2N

V18

AIN2P

M16

AIN3COMMON

M15

AIN3L

N14

AIN3R

AOUT1N

N16

AOUT1P

N17

AOUT2N1

T15

AOUT2N2

U15

AOUT2P1

T14
U14

AOUT2P2

M17

AOUT3L
AOUT3R

K19

AGND0_3

U10

U11

AGND0_4

AGND0_5

V10

W10

AGND0_6

W9

AGND0_7

H19

AGND1_1

J17

AGND1_2

P12

AGND2_1

AGND2_2

L17

AGND3_1

P14

AGND3_2

R13

R14

AGND3_3

R19

AGND3_4

AGND3_5

T16

T17

AGND3_6

T18

ADD2

E16

ADD20
ADD21

E17

ADD22

D19
D18

ADD23

ADD3

G10

F9

ADD4
ADD5

G11

ADD6

F10
H12

ADD7
ADD8

H11

ADD9

F11

ADDO_GPO_25

J11

B11

ADV

K18

AFCDAC

E18

AGND0_1

AGND0_2

U8

ABBRESET

ABBRST_GPO_29

T8

J10

ABB_IGQ_GPIO_48

W18

ACCDETECT

H10

ADD1

G13

ADD10
ADD11

G14
G16

ADD12

F16

ADD13
ADD14

F13
G15

ADD15
ADD16

F14

ADD17

F15
E15

ADD18
ADD19

F17

G9

AD6721

U103

C112

2V8_VMEM

0.1u

100K

R110

10K

R112

2.2u

2V5_VMIC

C126

220K

R113

1V8_VRTC

R102

10M

_UBS

OJ103

1V8_VCORE

C102
0.1u

0.1u

0.1u

C104

C115

0

C158

R118

39p

1u

C138

R107

10K

C160

39p

39p

C159

R108

10K

18p

VBAT

VCHARGE

C150

1u

VBAT

C133

_RAM_CS100

1u

C135

4.7

R116

2.2K

R100

0.1u

C118

0.1u

C136

C132
27p

0

R119

VGP

C131

1V8_VCORE

2V8_VEXT

1u

0.1u

SPK_P_ABB

POP_EN

ONNOFF

USB+

USB-

VUSB

C109

LCD_IF

AUXOP_R

ONNOFF

MIC_PATH_SEL

RPWRON

SPK_N_ABB

REC_P

REC_N

AUXOP_L

I2S_SDO

BT_DBB_INT
DBB_BT_INT

BT_32K

LCD_RESET

KEY_BACKLIGHT3

FM_AUDIO_L
FM_AUDIO_R

KEY_ROW4

AUXIP
AUXIN

I2S_SCK

I2S_WS

USB_DET

BATT_TEMP

ANT_SW3

_MULTI_RST

JACK_DETECT

FLIP

TF_DAT3

SPK_SEL

USB-

ANT_SW2

CHG_DET

TEMP_RF

BT_LDO_EN

HOOK_DET

CHG_EN

SUB_CS

CHG_STAT

CHG_EN

MAIN_CS

_ROM_CS1

TFLASH_EN

MULTI_BYPASS

USB_PATH_SEL

BT_RTS

_BT_RST

PA_EN

BT_CTS

_MULTI_INT

CHG_STAT

_UBS

_WAIT
BURSTCLK

_ROMCS1

BURSTCLK

ADV

ADV

DATA08
DATA09
DATA10
DATA11
DATA12
DATA13
DATA14
DATA15

_RAM_CS1

_RESET

_LBS

ADD04
ADD05
ADD06
ADD07
ADD08
ADD09
ADD10

ADD23

DATA00
DATA01
DATA02
DATA03
DATA04
DATA05
DATA06
DATA07

ADD01
ADD02

ADD11
ADD12
ADD13
ADD14
ADD15
ADD16
ADD17
ADD18
ADD19
ADD20

ADD03

ADD21
ADD22

_RAM_CS1

_ROM_CS2

_RD

_WR

TDO1

AMP_SHDN

USB+

TMS

_RESET

VINNORP

DBB_CLKON

BT_MAIN_CLK_EN

CLKON

DBB_CLKON

CLKON

13M_AIT

KEY_ROW1

ADD17
ADD18
ADD19
ADD20
ADD21
ADD22
ADD23

KEY_ROW5

TDI

LCD_DIM_CTRL

ADD01
ADD02
ADD03
ADD04
ADD05
ADD06
ADD07
ADD08
ADD09
ADD10
ADD11
ADD12
ADD13
ADD14
ADD15
ADD16

PCM_EN

VINNORN

TX_RAMP

26M_DBB

_ROM_CS1

_LBS

_RD

_ROM_CS2

_ROM_CS1

_ROMCS1

DATA04

DATA03

DATA02

DATA15

DATA14

DATA13

DATA12

DATA11

DATA10

DATA01

DATA00

PA_BAND

DSR

DEBUG_TX

SIM_RST

_WAIT

TCK

LCD_ID

DEBUG_RX

VIBRATOR

DATA09

DATA08

DATA07

DATA06

DATA05

KEY_COL1

KEY_COL0

POWERKEY

JTAGEN

IP
IN

ANT_SW1

S_CLK

S_DATA

S_EN

QP
QN

AFC

_WR

_UBS

KEY_ROW3

KEY_ROW2

KEY_ROW1

KEY_ROW0

KEY_COL4

KEY_COL3

KEY_COL2

USC6

USC5

USC4

USC3

USC_2

USC_1

USC0

SIM_DATA
SIM_CLK

USC1
USC2

DSR

RPWRON

USC5
USC4

VBACKUP

6. CIRCUIT DIAGRAM

LGE Internal Use Only

Copyright © 2007 LG Electronics. Inc.  All right reserved. 
Only for training and service purposes

Содержание MG295

Страница 1: ...Service Manual Model MG295 MG296 KG296 Service Manual MG295 MG296 KG296 Date October 2007 Issue 1 0 Internal Use Only ...

Страница 2: ... Trouble 63 4 10 SIM Card Interface Trouble 65 4 11 Earphone Trouble 67 4 12 KEY backlight Trouble 69 4 13 Receiver Trouble 71 4 14 Microphone Trouble 73 4 15 RTC Trouble 75 4 16 Folder on off Trouble 77 4 17 Micro SD Trouble 79 4 18 Bluetooth FM Radio Trouble 81 5 DOWNLOAD 84 5 1 Download 84 6 CIRCUIT DIAGRAM 91 7 BGA IC Pin Check 101 8 PCB LAYOUT 105 9 BLOCK DIAGRAM 109 10 ENGINEERING MODE 110 1...

Страница 3: ... 4 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 4: ...nauthorized use B Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done A telephone company may temporarily disconnect service as long as repair is not done C Changes in Service A local telephone company may ma...

Страница 5: ...d engines or electric motors may cause problems H Electrostatic Sensitive Devices ATTENTION Boards which contain Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist strap when exchange system boards When repairs are made to a system board they should spread the floor with anti static mat whic...

Страница 6: ...al to Analog Converter DCS Digital Communication System dBm dB relative to 1 milli watt DSP Digital Signal Processing EEPROM Electrical Erasable Programmable Read Only Memory ESD Electrostatic Discharge FPCB Flexible Printed Circuit Board GMSK Gaussian Minimum Shift Keying GPIB General Purpose Interface Bus GSM Global System for Mobile Communications IPUI International Portable User Identity IF In...

Страница 7: ... RLR Receiving Loudness Rating RMS Root Mean Square RTC Real Time Clock SAW Surface Acoustic Wave SIM Subscriber Identity Module SLR Sending Loudness Rating SRAM Static Random Access Memory PSRAM Pseudo SRAM STMR Side Tone Masking Rating TA Travel Adapter TDD Time Division Duplex TDMA Time Division Multiple Access UART Universal Asynchronous Receiver Transmitter VCO Voltage Controlled Oscillator V...

Страница 8: ...vel 5 DCS PCS 29 5dBm Level 0 GPRS compatibility Class 10 SIM card type 3V 1 8V Small Display MAIN TFT 128 x 160 pixel 262K Color SUB CSTN 96 64 pixel 65K Color Hard icons Key Pad 0 9 Up Down Left Right Ok Navigation Key Status Indicator Menu Key Clear Key Back Key Confirm Key Send Key Volume Key PWR Key Camera Key Hot Key ANT Internal EAR Phone Jack Yes Stereo PC Synchronization Yes Speech coding...

Страница 9: ...85 2 Phase Error RMS 5 degrees Peak 20 degrees 3 Frequency Error 0 1 ppm GSM Level Power Toler Level Power Toler 5 33 dBm 2dB 13 17 dBm 3dB 6 31 dBm 3dB 14 15 dBm 3dB 7 29 dBm 3dB 15 13 dBm 3dB 8 27 dBm 3dB 16 11 dBm 5dB 9 25 dBm 3dB 17 9 dBm 5dB 10 23 dBm 3dB 18 7 dBm 5dB 11 21 dBm 3dB 19 5 dBm 5dB 4 Power Level 12 19 dBm 3dB DCS PCS Level Power Toler Level Power Toler 0 30 dBm 2dB 8 14 dBm 3dB 1...

Страница 10: ...ax dBc 100 0 5 200 30 250 33 400 60 600 1 200 60 1 200 1 800 60 1 800 3 000 63 3 000 6 000 65 5 Output RF Spectrum 6 000 71 due to modulation DCS PCS Offset from Carrier kHz Max dBc 100 0 5 200 30 250 33 400 60 600 1 200 60 1 200 1 800 60 1 800 3 000 65 3 000 6 000 65 6 000 73 GSM EGSM Offset from Carrier kHz Max dBm Output RF Spectrum 400 19 6 due to switching transient 600 21 1 200 21 1 800 24 ...

Страница 11: ... Conduction Emission Status GSM EGSM 8 Bit Error Ratio BER Class II 2 439 102 dBm DCS PCS BER Class II 2 439 102 dBm 9 RX Level Report Accuracy 3 dB 10 SLR 8 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 0 12 11 Sending Response 1 000 0 6 2 000 4 6 3 000 4 6 3 400 4 9 4 000 0 12 RLR 2 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 2 7 500 5 13 Receiving Response 1 000 0 5 3 000 2 5 3 400 2 10...

Страница 12: ...m frequency 2 5ppm 13 MHz tolerance 19 32 768KHz tolerance 30ppm At least 65 dBspl under below conditions 20 Ringer Volume 1 Ringer set as ringer 2 Test distance set as 50 cm 21 Charge Current Fast Charge 600 mA Slow Charge 120 mA Antenna Bar Number Power 5 85 dBm 4 90 dBm 86 dBm 22 Antenna Display 3 95 dBm 91 dBm 2 100 dBm 96 dBm 1 105 dBm 101 dBm 0 105 dBm Battery Bar Number Voltage 0 3 56V 0 05...

Страница 13: ...y for training and service purposes Item Description Specification 25 Forced shut down Voltage 3 35 0 03V 1 Li ion Battery 26 Battery Type Standard Voltage 3 7 V Battery full charge voltage 4 2 V Capacity 830mAh Switching mode charger 27 Travel Charger Input 100 240 V 50 60 Hz Output 5 1 V 700 mA ...

Страница 14: ...e passive components are mounted on a multi layer laminate substrate The assembly is encapsulated with plastic over mold RF input and output ports of the SKY77318 are internally matched to a 50 Ω load to reduce the number of external components for a quad band design Extremely low leakage current 2 5 µA typical of the dual PA module maximizes handset standby time The SKY77318 also contains band se...

Страница 15: ... 1710 1910 MHz DCS1800 PCS1900 4 GND IN RF input 880 915 MHz GSM 5 GND RF and DC Ground 6 VCC1B RF and DC Ground 7 GND RF and DC Ground 8 GND RF and DC Ground 9 GND RF and DC Ground 10 GND RF and DC Ground 11 GSM OUT RF Output 880 915 MHz GSM 12 GND RF and DC Ground 13 GND RF and DC Ground 14 GND RF and DC Ground 15 DCS PCS_OUT RF Output 1710 1910 MHz DCS 1800 PCS1900 16 GND RF and DC Ground 17 VB...

Страница 16: ...th features automatic calibration and tracking to remove DC offsets The transmitter features a translation loop architecture for directly modulating baseband signals onto the integrated TX VCO The translation loop modulator and TX VCO are extremely low noise removing the need for external SAW filters prior to the PA The AD6548 uses a single integrated LO VCO for both the receive and the transmit c...

Страница 17: ...raining and service purposes Notes 1 Supply regulated by internal LDO3 and should not be connected to any other supply 2 Internally connected as Synth supply Counters SDM Charge pump 3 Supply regulated by internal LDO2 and should not be connected to any other supply COMPLIANT TO JEDEC STANDARDS MO 220 VHHD 2 ...

Страница 18: ...1 FEM CIRCUIT DIAGRAM 2V75_VVCXO 0 1u C534 9 GND5 GND6 10 GND7 11 23 GND8 24 GND9 19 GSM_RX 13 PCS_RX PCS_RX 12 6 TX1G 8 TX2G 22 VCTRL1 VCTRL2 21 VCTRL3 20 VDD 3 ANT 1 15 DCS_RX DCS_RX 14 17 EGSM_RX EGSM_RX 16 GMS_RX 18 2 GND1 GND10 25 26 GND11 4 GND2 5 GND3 7 GND4 FL501 YGHF S006A Select Mode ANT_SW1 ANT_SW2 ANT_SW3 GSM Rx L H H EGSM Rx L H L DCS Rx L L H PCS Rx L L L GSM EGSM Tx H L L DCS PCS Tx...

Страница 19: ...ementation requiring the crystal to be connected across 2 pins There is a programmable capacitor array included for coarse tuning of fixed offsets e g crystal manufacturing tolerance and an integrated varactor for dynamic control The oscillator is designed for use with a 26MHz crystal Dedicated control software ensures excellent frequency stability under all circumstances LGE Internal Use Only Cop...

Страница 20: ... Parallel and Serial Display Interface USB 2 0 Full Speed device Interface Keypad Interface Flash Memory Interface Page Mode Flash Support 1 8V and 3 0V 64 kbps SIM Interface Universal System Connector Interface Data Services Interface Battery Interface e g Dallas 4 Other Supports 13 MHz and 26 MHz Input Clocks 1 8V Typical Core Operating Voltages 361 Ball Package 13x13mm 0 65mm Ball pitch 5 The A...

Страница 21: ... 22 3 TECHNICAL BRIEF LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Figure 3 5 SYSTEM INTERCONECTION OF AD6721 EXTERNAL INTERFACE ...

Страница 22: ...ronics Inc All right reserved Only for training and service purposes Signals Description L_MAIN_LCD_CS MAIN LCD driver chip enable MAIN LCD driver IC has own CS pin L_SUB_LCD_CS SUB LCD driver chip enable SUB LCD driver IC has own CS pin LCD_ID Select LCD module maker 2 8V SHARP 0V LGIT LCD_RESET This pin resets LCD module This signal comes from AD6721 directly LCD_WR Enable writing to LCD Driver ...

Страница 23: ...d service purposes Signals Description MLED Current source for backlight LED LCD_DIM_CTRL Control LCD backlight level in 16 steps MLED 1 4 This pins are returned paths for backlight LED current source MLED Table 3 5 B2 DESCRIPTION OF LCD BACKLIGHT LED CONTROL Signals Description PA_BAND GPO 17 PAM Band Select ANT_SW1 GPO 9 Antenna switch Band Select ANT_SW2 GPO 10 Antenna switch Band Select PA_EN ...

Страница 24: ...w Table 3 5 in detail LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Signals Description SIM_DATA This pin receives and sends data to SIM card This model can support 3 0 volt and 1 8 volt interface SIM card SIM_CLK Clock 3 25MHz frequency SIM_RST Reset SIM block GPIO_23 Table 3 5 D SIM CONTROL SIGNALS DESCRIPTION Figure 3 5 D2 SIM ...

Страница 25: ...oltage interface 2 8V 200mA 2V85_VSIM supplies the SIM interface circuitry on the digital processor and SIM card 2 85V 1 8V 20mA 1V8_VRTC supplies the Real Time Clock module 1 8 V 20 µA 2V5_VMIC supplies the microphone interface circuitry 2 5 V 2 mA 2V75_VVCXO supplies the voltage controlled crystal oscillator 2 75 V 10 mA VUSB supplies USB interface circuitry 3 2V 20mA VGP supplies VDD_IO3 of MMP...

Страница 26: ...s from AD6721 directly LCD_RS This pin determines whether the data to LCD module are display data or control data LCD_WR Write control Signal LCD_RD Read control Signal But this pin used only for debugging L_DATA 00 15 Parallel data lines LCD_ID LCD type selection signals LCD_ID LCD maker 0V for LGIT 2 8V for Sharp For using 262K color data buses should be 16 bits Properties Spec Unit Active Scree...

Страница 27: ...7K VA702 EVLC5S0250 4 7K R700 5 G1 10 G2 1 INOUT_A1 INOUT_A2 2 3 INOUT_A3 4 INOUT_A4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 ICVE10184E150R101FR FL703 1u C706 C707 1u C705 1u 1V8_DVDD 2V8_DOVDD C704 1u VA700 ICVN0505X150FR FL705 ICVE10184E150R101FR G1 5 G2 10 INOUT_A1 1 2 INOUT_A2 INOUT_A3 3 INOUT_A4 4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 2 INOUT_A2 INOUT_A3 3 4 INOUT_A4 9 INOUT_B1 INOU...

Страница 28: ...Camera Interface AIT813G U402 This model has a built in 1 3M 1280 x 920 camera module And the camera produces JPG pictures Camera module is controlled by AIT813G Interface is done by I2C and YCbCr format I2C is a control signal and YCbCr is real data interface signal Figure 3 7 1 AIT813G BLOCK DIAGRAM Figure 3 7 2 SENSOR CHIP BLOCK DIAGRAM ...

Страница 29: ... 30 3 TECHNICAL BRIEF LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Figure 3 7 3 AIT813G CIRCUIT ...

Страница 30: ...uilt in When a key is pressed the corresponding row and column are connected together causing the row input to go low and generate an interrupt The columns rows are then scanned by AD6721 to identify the pressed key MENU 1 T END VOL_UP UP VOL_DOWN Side Key CONF 9 8 2 LEFT 0 CLR RIGHT FAV 4 6 7 5 3 SEND CAMERA SEL DOWN 100K R337 SW307 UP 680 R321 3 4 5 680 R336 CN300 1 2 R325 680 VA301 ESD9X5 0ST5G...

Страница 31: ...D6721 for processing coding interleaving etc LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Figure 3 9 Connection between Microphone and AD6721 CLOSE TO MIC 100K 100ohm C207 R223 10 VCC 1 U202 NLAS5223BMNR2G 3 COM1 9 COM2 6 GND IN1 4 IN2 8 5 NC1 NC2 7 NO1 2 NO2 C224 39p 0 1u C217 39p C209 2 2K R218 10u C205 2V8_VEXT 2V5_VMIC 1u C20...

Страница 32: ...UT2N1 T15 AOUT2N2 U15 AOUT2P1 T14 U14 AOUT2P2 M17 AOUT3L AOUT3R AFCDAC W18 ACCDETECT 0 C158 R118 39p C160 39p 39p C159 18p C150 4 7 R116 0 R119 SPK_P_ABB AUXOP_R SPK_N_ABB REC_P REC_N AUXOP_L FM_AUDIO_L FM_AUDIO_R AUXIP AUXIN VINNORP VINNORN IP IN QP QN ACOUSTIC MIDI 1608 R413 10K C423 2 2u 1u C430 39K R417 R410 39K 0 1u C424 C440 0 1u 9 6 VDD VO 5 VO 8 _SHUTDOWN 1 TPA6205A1DRBR U403 BYPASS 2 GND ...

Страница 33: ...cted LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes H INSERT JACK_DETECT REMOVE CLOSE TO EARJACK L 47p C218 24 R217 FB202 1800 1800 FB201 C220 39p R216 3K 100p C203 C223 1M NA R224 1 5K R220 VA201 EVLC18S02003 R213 220K U201 2 GND 1 OUT VCC 5 3 VIN VIN 4 1800 FB200 NCS2200SQ2T2G COM1 3 COM2 9 GND 6 4 IN1 8 IN2 NC1 5 7 NC2 2 NO1 10 ...

Страница 34: ...3 SSC TWH104 HL SSC TWH104 HL 27 R348 LD304 27 R351 VBAT 1u C309 C308 1u SSC TWH104 HL LD311 LD310 SSC TWH104 HL LD301 SSC TWH104 HL 27 R355 LD305 SSC TWH104 HL R356 27 1u C317 C319 1u 1u C314 27 R358 LD300 SSC TWH104 HL R352 27 27 R353 1u C310 27 R357 R350 27 R349 27 C316 C318 1u 1u ICVS0514X350FR VA308 LD302 SSC TWH104 HL R354 27 1u C315 SSC TWH104 HL VBAT SSC TWH104 HL LD307 1u LD308 SSC TWH104...

Страница 35: ...G Electronics Inc All right reserved Only for training and service purposes CHARGE PUMP VBAT D2 1 D3 D4 12 11 EN_SET 4 GND IN 5 8 OUTCP U601 AAT3155ITP T1 10 C1 C1 9 C2 7 C2 6 3 D1 2 1u C618 1u C620 R616 1 5K C624 27p C622 27p 27p C623 C625 27p C621 1u C615 R617 NA 10u FB602 MLED4 MLED3 MLED2 MLED1 LCD_DIM_CTRL MLED Figure 3 13 MAIN LCD BACKLIGHT ILLUMINATION Figure 3 14 Vibrator VIBRATOR 220 R609...

Страница 36: ...frequencies and provides ful radio compatibility to operate simultaneously with GPS WLAN and cellular radios Figure 3 5 BCM2048 CIRCUIT DIAGRAM USC5 CTS Q 20 200MHz BLUETOOTH FM RADIO 1 USC4 RTS 0 1u C616 C606 1000p 10p C600 C619 TP603 0 1u TP602 56 nH L603 NA R615 C608 1 8p R601 NA 1u C617 47 R607 R606 OUT601 47 47 R605 TP606 2V8_VEXT 2V8_VEXT FB600 47K R612 NA L601 R600 0 TP607 C603 0 1u C607 47...

Страница 37: ...IN IMIN is the programmable input for the end of charge current ICDL Program the cradle charge current during the constantcurrent mode _EN Enable logic input BAT Charger output pin _CHG Charge indication pin TA Travel Adaptor Input voltage AC 100V 250V 63Hz Output voltage DC 5 2V Output current Max 700mA Battery Li ion battery Max 4 2V Nom 3 7V Standard battery Capacity 830mAh 1 1 1u C140 VCHARGE ...

Страница 38: ...Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 39 4 TROUBLE SHOOTING 4 1 RF Component U502 U503 FL501 X501 Figure 4 1 U502 Power Amp Module SKY77318 U503 AD6548 RF Main Chip Transceiver X501 Crystal 26MHz Clock FL501 FEM ...

Страница 39: ... service purposes 4 2 RX Trouble 4 TROUBLE SHOOTING 40 START Re download SW or Do calibration again HP8960 Test mode 109 CH 7 level setting TCH 109CH 60dBm setting BCCH Spectrum analyzer setting Oscilloscope setting 1 Check Crystal Circuit 2 Check Mobile SW FEM 3 Check RX I Q Signal CHECKING FLOW ...

Страница 40: ...NG 41 1 Checking Crystal Circuit X501 R508 2 3 GND VCC 5 4 U501 MC74VHC1G04DFT2G R508 0 2V75_VVCXO 1M R509 2 2u C515 1000p C511 26M_BT 26M_DBB TEST POINT 26 MHzO K No No Crystal Circuit is OK See next Page to check Mobile SW See next Page to check Mobile SW Yes Change X501 CHECKING FLOW CIRCUIT WAVEFORM Graph 4 2 1 a Graph 4 2 1 b ...

Страница 41: ... C514 5 6nH NA L502 C513 0 5p R518 100ohm 100ohm R517 G2 RF SW501 RF 650 ANT G1 0 1u C534 2 7p L503 R516 100ohm 9 GND5 GND6 10 GND7 11 23 GND8 24 GND9 19 GSM_RX 13 PCS_RX PCS_RX 12 6 TX1G 8 TX2G 22 VCTRL1 VCTRL2 21 VCTRL3 20 VDD 3 ANT 1 15 DCS_RX DCS_RX 14 17 EGSM_RX EGSM_RX 16 GMS_RX 18 2 GND1 GND10 25 26 GND11 4 GND2 5 GND3 7 GND4 FL501 YGHF S006A 39p C545 C544 39p 2 7nH L501 2 2nH R505 22nH R50...

Страница 42: ...NT RF with No RF Cable Connected Short Yes Changing SW501 For these 2 test case No Call connection is needed No No Changing the Board Check RF Level of FL501 16 for EGSM FL501 14 12 for DCS PCS Ant SW Mobile SW is OK See next Page to check Rx I Q Signal Pin 16 62dBm Pin 14 12 63dBm No Changing FL501 Yes No For this RF Level test case RX Stand alone Mode is needed refer to chapter 10 Check Vctrl 1 ...

Страница 43: ...ny Major difference Refer to graph 4 2 3 C541 U503 C519 VBAT 14 VCC_BBI 4 VCC_BBQ 24 1 VCC_FE VCC_REF 17 VCC_TXVCO 12 13 VDD 15 VLDO1 VLDO2 16 9 VLDO3 REFINB 19 REF_OP 21 28 RX1800 27 RX1800B RX1900 26 25 RX1900B RX850 32 31 RX850B RX900 30 29 RX900B SCLK 6 5 SDATA 7 SEN 11 TXOP_HI TXOP_LO 10 18 VAFC_NC AD6548 U503 GND 33 I 2 3 IB NC 8 Q 23 22 QB 20 REFIN 39p C541 39p C519 C521 0 1u IP QP QN IN TE...

Страница 44: ...oses 4 TROUBLE SHOOTING 45 4 3 TX Trouble START Redownload SW or Do calibration again HP8960 Test mode 109 CH 7 level setting TCH 109CH 60dBm setting BCCH Spectrum analyzer setting Oscilloscope setting 1 Check Crystal Circuit 3 Check PAM control signal 4 Check TX I Q Signal 2 Check Mobile SW FEM Checking Flow ...

Страница 45: ...rcuit 4 TROUBLE SHOOTING 46 R508 X501 26 MHzO K No No Crystal Circuit is OK See next Page to check Mobile SW See next Page to check Mobile SW Yes Change X501 2 3 GND VCC 5 4 U501 MC74VHC1G04DFT2G R508 0 2V75_VVCXO 1M R509 2 2u C515 1000p C511 26M_BT 26M_DBB TEST POINT CIRCUIT Waveform Checking Flow Graph 4 2 1 a Graph 4 2 1 b Figure 7 ...

Страница 46: ... GSM Tx mode TEST POINT CIRCUIT Waveform Change P N C543 2V75_VVCXO 39p R503 1p C514 5 6nH NA L502 C513 0 5p R518 100ohm 100ohm R517 G2 RF SW501 RF 650 ANT G1 0 1u C534 2 7p L503 R516 100ohm 9 GND5 GND6 10 GND7 11 23 GND8 24 GND9 19 GSM_RX 13 PCS_RX PCS_RX 12 6 TX1G 8 TX2G 22 VCTRL1 VCTRL2 21 VCTRL3 20 VDD 3 ANT 1 15 DCS_RX DCS_RX 14 17 EGSM_RX EGSM_RX 16 GMS_RX 18 2 GND1 GND10 25 26 GND11 4 GND2 ...

Страница 47: ...501 No No Check C543 C544 C545 Check whether Ant SW Set as TX mode Refer to Graph 4 3 2 Refer to Table 4 3 2 Yes Check Vctrl 1 2 3 Vdd Check RF Level of FL501 Pin 6 forEGSM Pin 8 for DCS PCS Pin6 29 5dBm Pin8 26 5dBm No Yes No Changing board Go to 4 3 4 Checking PAM control signal END For the test TX Stand alone Mode is needed Refer to chapter 10 PL 7 for GSM PL 2 for DCS PCS Checking Flow Table 4...

Страница 48: ...VCC1A 6 VCC1B U502 SKY77318 BS 1 3 DCS_PCS_IN DCS_PCS_OUT 15 4 EGSM_IN 11 EGSM_OUT ENABLE R511 220 C517 1000p 220 R510 R515 1K 2V 1M R509 27p C507 1000p C511 100p R514 C516 180 R512 180 1K R504 VBAT C512 33p 24 R507 R513 30 33p C504 39p C506 C508 27p 39p C519 0 01u C509 100ohm R502 R501 100ohm QP PA_EN PA_BAND TX_RAMP Similar Yes No Check TX_RAMP and PAM_EN Any Major Difference or not Similar Yes ...

Страница 49: ...9 VLDO3 REFINB 19 REF_OP 21 28 RX1800 27 RX1800B RX1900 26 25 RX1900B RX850 32 31 RX850B RX900 30 29 RX900B SCLK 6 5 SDATA 7 SEN 11 TXOP_HI TXOP_LO 10 18 VAFC_NC AD6548 U503 GND 33 I 2 3 IB NC 8 Q 23 22 QB 20 REFIN 39p C541 39p C519 C521 0 1u IP QP QN IN Re download the Software And calibrate Check if there is Any Major Difference Refer to Graph4 3 4 Similar Yes No Replace U503 TEST POINT CIRCUIT ...

Страница 50: ...u C134 1u 1V8_VRTC VUSB 1u C127 C128 1u V14 VSIM_A T19 VUSB_A 2V75_VVCXO VMEMFB W13 VMEMOUT V12 U12 VMEMSEL VMIC U19 VRF M19 W15 VRTC T11 VRTCSEL VEXT_REG1 V11 VEXT_REG2 W11 VGP W14 V8 VCORE W8 VCOREOUT N18 VABB_LDO VAPP P18 L14 VAPPCFG VAPPGATE N19 J8 J9 RESET1P8 K9 RESET2P8 E19 PMTSEL T13 PWREN V17 RESET INT 2V8_VMEM 2 2u 2V5_VMIC C126 1u C133 1u C135 0 1u C136 C132 27p VGP C131 1V8_VCORE 1u _RE...

Страница 51: ... LDO outputs at U103 Logic level at RPWRON of U103 HIGH above 1 2V Is the phone power on The phone will Properly operating Charge or Change Battery Check the contact of power key Or dome switch Re download software 1V8_VCORE 1 8V VVCXO 2 75V 2V8_VMEM 2 8V 2V 85_VSIM 2 85V 2V8_VEXT 2 8V 1V8_VRTC 1 8V 2V5_VMIC 2 5V Replace U103 Does it work properly Replace the main board YES YES YES YES YES NO NO N...

Страница 52: ...TROUBLE SHOOTING 53 4 5 Charging Trouble CN301 R108 R110 C140 CHARGE 1 1 1u C140 VCHARGE USB_VBUS 8 GND ICDL 9 6 IMIN PGND 11 2 USB USBON 7 4 _CHG _EN 5 _PPR 3 ISL6299 U102 BAT 10 CRDL 1 C141 1u 10K R109 33K R111 1u C139 100K R110 10K R112 220K R113 R108 10K VBAT 2V8_VEXT CHG_STAT CHG_EN TEST POINT CIRCUIT Figure 4 5 ...

Страница 53: ...at anode of C140 5 2V Is Voltage across R110 about 0V YES YES YES Is Voltage across R108 about 0V YES Battery is charged YES Charging is properly operating NO NO NO NO NO Resolder the CN301 Pin 4 5 VCHARGE The TA is out of order Change the TA Replace the U103 Replace the U102 Replace the main board Battery is charged NO Change the battery Charging is properly operating YES Checking Flow ...

Страница 54: ...lectronics Inc All right reserved Only for training and service purposes 4 6 Vibrator Trouble Q600 R614 R611 R604 R609 R603 VIBRATOR 220 R609 C605 4 7u R603 VBAT 10 Q600 2 3 6 4 1 5 VBAT EMZ2 R611 1 5K 7 5K R614 47K R604 VIBRATOR MOTOR TEST POINT CIRCUIT Figure 4 6 ...

Страница 55: ...ration of BB test menu START Is the voltage at pin 3 of Q600 high 0 66V YES NO Is the voltage at pin 2 of Q600 low 2 3V YES Is the voltage at pin 1 of Q600 high VBAT YES Check the soldering of vibrator YES Replace vibrator YES Vibrator Working well Check the soldering of R611 R614 NO Check the soldering of R604 R609 NO Check the soldering of R603 Q600 Resolder or Replace vibrator NO Checking Flow ...

Страница 56: ...e Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 57 4 7 LCD Trouble CN700 U405 FL705 FL700 FL701 FL702 FL703 FL707 FL708 FL706 TEST POINT Figure 4 7 ...

Страница 57: ...A2 2 3 INOUT_A3 4 INOUT_A4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 ICVE10184E150R101FR FL703 1u C706 C707 1u C705 1u 1V8_DVDD 2V8_DOVDD C704 1u VA700 ICVN0505X150FR FL705 ICVE10184E150R101FR G1 5 G2 10 INOUT_A1 1 2 INOUT_A2 INOUT_A3 3 INOUT_A4 4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 2 INOUT_A2 INOUT_A3 3 4 INOUT_A4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 FL704 ICVE10184E150R500FR G1 ...

Страница 58: ...PCB with connector on PCB CN700 ok YES NO Reassemble FPCB with CN700 connector Is Voltage pin8 of U405 2 8V NO Replace U405 Check the soldering of CN700 NO Change the FPCB and try again YES YES YES Check the soldering of EMI filter Resoldering CN700 NO Resoldering EMI filter FL700 FL701 FL702 FL703 FL705 FL707 Does LCD work properly NO Replace LCD module YES LCD working well YES ...

Страница 59: ...e Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 60 4 8 Camera Trouble U401 FL708 FL704 U402 AIT813 FL706 FL707 U405 TEST POINT Figure 4 8 Figure 17 ...

Страница 60: ...VGP 39p 39p 75K R409 2V8_MV 2V8_MV 39p C401 VSS_PLL A4 _PHCS B2 _PHGPIO_CS F4 F3 _PHLCD2_CS _PHRD B4 _PHWAIT G2 B5 _PHWE M9 _PLCD1_CS _PLCD2_CS M8 M7 _PLCD_RD _PLCD_WE L8 B1 _PRST PVIN_N L12 PVIN_P M12 PVREF_N K10 J11 PVREF_P G3 PVSYNC E7 SVDD SVDD_IO J8 SVSS1 E8 H7 SVSS2 VDD_CORE1 H8 VDD_CORE2 E6 VDD_IO0 C6 H3 VDD_IO1 VDD_IO2 G8 A1 VDD_IO3 VDD_PLL A6 L9 PLCD_A0 A5 PMCLK PMIC_BIAS_N L10 PMIC_BIAS_...

Страница 61: ...mera module Does it work properly YES Itís camera moduleís problem Replace the camera module Check the voltage of pin 8 of U401 is 2 8V and Voltage of pin 7 of U401 is 1 8V YES Check the signals of the FL704 FL706 FL707 FL708 YES Camera will work properly NO NO YES Go to the LCD trouble Replace FL704 FL706 FL707 FL708 NO Check the voltage of pin 8 of U405 is 2 8V and Voltage of pin 7 of U401 is 1 ...

Страница 62: ...MIDI 1608 R413 10K C423 2 2u 1u C430 39K R417 R410 39K 0 1u C424 C440 0 1u 9 6 VDD VO 5 VO 8 _SHUTDOWN 1 TPA6205A1DRBR U403 BYPASS 2 GND 7 3 IN IN 4 PGND NA C434 C428 0 47u 9 COM2 GND 6 IN1 4 IN2 8 5 NC1 NC2 7 2 NO1 NO2 10 VCC 1 U404 NLAS5223BMNR2G 3 COM1 NA C422 R418 200K VBAT R416 100K C429 10K R415 0 47u C432 220n VBAT SPK_N SPK_RCV_P REC_N SPK_SEL REC_P SPK_P_ABB SPK_N_ABB SPK_N SPK_P SPK_SEL ...

Страница 63: ...SHOOTING 64 START Check the state of contact of speaker Speaker Working well Yes Check the Audio signal R413 R415 No Yes Change the U103 Replace Change speaker No Check the Power voltage U403 VBAT And work properly No Yes Change the U403 Check the Power voltage U404 VBAT And work properly No Yes Change the U404 Checking Flow ...

Страница 64: ...ining and service purposes 4 TROUBLE SHOOTING 65 4 10 SIM Card Interface Trouble TEST POINT CIRCUIT DIAGRAM R226 J202 C226 SIM CONNECTOR KDS 1 6T 2V85_VSIM 2V85_VSIM C227 NA 15K R226 NA C228 220n C226 3 CLK 4 GND I_O 6 2 RST VCC 1 VPP 5 J202 C229 1000p SIM_RST SIM_CLK SIM_DATA Figure 4 10 ...

Страница 65: ...e the SIM Card This phone supports 3V or 1 8V SIM card YES Is Voltage at the pin1 pin6 of J100 2 85V or 1 8V NO Change the U103 NO YES Resolder J202 YES Voltage output of VSIM LDO Is 2 85V Change the SIM Card And try again Does it work Properly YES SIM card is properly working Redownload SW Does it work Properly NO Change the main board NO YES SIM card is properly working Checking Flow ...

Страница 66: ...03 C223 1M NA R224 1 5K R220 VA201 EVLC18S02003 R213 220K U201 2 GND 1 OUT VCC 5 3 VIN VIN 4 1800 FB200 NCS2200SQ2T2G COM1 3 COM2 9 GND 6 4 IN1 8 IN2 NC1 5 7 NC2 2 NO1 10 NO2 1 VCC NLAS5223BMNR2G U210 2V8_VEXT C233 0 1u 47p C222 2V8_VMEM 150p C221 C204 1u NA R704 4 7uH L200 10u C216 C208 100u INSTPAR VA200 ESD9X5 0ST5G C219 27p 2V8_VMEM R208 1M 0 1u C210 J201 R221 24 VA202 EVLC18S02003 C214 27p 10...

Страница 67: ...f the test Equipment to echo mode Change the earphone and try again NO Can you hear the sound from the earphone Set the audio part of the test equipment to PRBS or Continuous wave mode YES YES Resolder R216 R220 Is voltage level at R216 About 2 8v Resolder R207 NO YES Can you hear the sound from the earphone NO Change the earphone and try again NO Can you hear your voice from the earphone NO Resol...

Страница 68: ...LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 69 4 12 KEY backlight Trouble VA308 TEST POINT Figure 4 12 ...

Страница 69: ... R358 LD300 SSC TWH104 HL R352 27 27 R353 1u C310 27 R357 R350 27 R349 27 C316 C318 1u 1u ICVS0514X350FR VA308 LD302 SSC TWH104 HL R354 27 1u C315 SSC TWH104 HL VBAT SSC TWH104 HL LD307 1u LD308 SSC TWH104 HL C313 LD309 LD306 SSC TWH104 HL 1u C312 1u C311 R347 27 KEY_BACKLIGHT3 Is the level Period at VA308 Low Duty 70 START Is the level Period at VA308 High Duty 30 NO Check U103 YES Are all LEDs W...

Страница 70: ...r Trouble TEST POINT CIRCUIT DIAGRAM U103 R117 R116 C153 0 1u 4 7 R120 C155 39p R121 4 7 39p C157 R117 4 7 39p C154 C156 39p JACKSENSE N15 M16 AIN3COMMON M15 AIN3L N14 AIN3R AOUT1N N16 AOUT1P N17 AOUT2N1 T15 AOUT2N2 U15 AOUT2P1 T14 U14 AOUT2P2 M17 AOUT3L AOUT3R 0 R118 4 7 R116 0 R119 SPK_P_ABB SPK_N_ABB REC_P REC_N FM_AUDIO_L FM_AUDIO_R Figure 4 13 ...

Страница 71: ...2 START Does waveform at R1161 and R117 fluctuate NO Change the U103 YES Receiver will work properly SETTING After initialize Agilent 8960 Test GSM850 DCS mode Set the property of audio as PRBS or continuous wave Set the receiving volume of mobile as Max Is receiver connected Properly YES NO Resolder Change the receiver Checking Flow ...

Страница 72: ...7 CLOSE TO MIC 100K 100ohm C207 R223 10 VCC 1 U202 NLAS5223BMNR2G 3 COM1 9 COM2 6 GND IN1 4 IN2 8 5 NC1 NC2 7 NO1 2 NO2 C224 39p 0 1u C217 39p C209 2 2K R218 10u C205 2V8_VEXT 2V5_VMIC 1u C206 39p C213 VA204 ICVN0505X150FR 1 2 OB4 15L42 C33L MIC200 39p C212 C225 VA203 ICVN0505X150FR 39p R225 2 2K R222 100ohm R214 1K MIC_N MIC_P MULTI_MIC_N MULTI_MIC_P VINNORN VINNORP MIC_PATH_SEL MIC_PATH_SEL MIC_...

Страница 73: ...NG 74 START NO YES Microphone will work properly SETTING After initialize Agilent 8960 Test GBS850 DCS mode YES Check the signal Level at each side of MIC200 Is it a few tens mV AC Check the soldering of R222 R223 C212 C217 Check the Voltage VMIC 2 5V NO Change the microphone YES NO Resolder component Change the U103 Checking Flow ...

Страница 74: ...POINT CIRCUIT DIAGRAM X100 R102 C124 1000p _LBS NA C122 C125 NA MC 146_12_5PFX100 32 768KHz 1 2 3 4 WAIT A12 WE W4 OSCIN OSCOUT W3 A17 LWR_LB G5 A18 HWR_UB GPIO_4 G2 GPIO_5 G1 G4 GPIO_2 GPIO_3 G3 F2 GPIO_0 GPIO_1 F1 BURSTCLK A11 CLKIN B9 B11 ADV R102 10M _UBS LCD_IF FLIP BT_LDO_EN CHG_EN CHG_STAT BURSTCLK ADV 26M_DBB _LBS _WAIT VIBRATOR _WR _UBS Figure 4 15 ...

Страница 75: ...rvice purposes 4 TROUBLE SHOOTING 76 RTC will work properly Is frequency at R102 about 32 768KHz START Resolder the X100 or change the X100 NO YES YES Is voltage at R102 about 400mV Resolder the X100 or change the X100 NO Is RTC properly working NO Re download software and try again YES Checking Flow ...

Страница 76: ...cs Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 77 4 16 Folder on off Trouble TEST POINT CIRCUIT DIAGRAM U400 FLIP SWITCH 0 1u C416 C417 27p U400 EM 1681 FT NC 3 OUT 2 VDD 1 VSS 4 C418 27p 2V8_VEXT FLIP Figure 4 17 ...

Страница 77: ...der on off will work properly Is there the magnet in the Folder START Replace U103 Place the magnet properly NO YES Voltage at pin 1 of U400 2 8V YES NO Voltage of VEXT at U103 2 8V NO Resolder U400 YES Open Folder Voltage at pin 1 of U400 2 8V Resolder U400 NO YES Close folder Voltage at pin 1 of U400 0V YES Replace U400 NO Checking Flow ...

Страница 78: ...INT CIRCUIT DIAGRAM J200 C200 U200 T FLASH 10u C201 5 1 STBY VIN 3 4 VOUT 2V85_TF U200 BH28FB1WHFV BGND 6 GND 2 NC R206 470K R201 100K R204 100K 100K R200 R203 100K DAT1 8 DAT2 1 DAT3 2 GND1 9 GND2 10 GND3 11 12 GND4 4 VDD 6 VSS J200 5 CLK 3 CMD 7 DAT0 2V85_TF C202 NA NA R202 100K R205 VBAT C200 1u TF_DAT3 TF_DAT1 TF_DAT0 TF_CMD TF_CLK TFLASH_EN TF_DAT2 Figure 4 18 ...

Страница 79: ...rved Only for training and service purposes Micro SD Card will work properly Micro SD Detect OK START Re attach or Replace J200 NO YES TF_DAT3 Is High NO YES Check out TF_CLK Data Timing OK Re download SW NO YES YES Replace Micro SD Card Check 2V85_TF C200 2 85V YES NO Change U200 Checking Flow ...

Страница 80: ...DDRF2 J3 VDDXO VREGFM_DAC A5 B5 VREG_BT VREG_CTL D5 B2 VSS1 G2 VSS10 VSS11 G4 G10 VSS12 VSS13 H1 J2 VSS14 C2 G5 D9 VDDC2 G7 VDDC3 VDDC4 A7 J10 VDDC5 A4 VDDFM1 VDDFM2 B1 B3 VDDFM3 VDDFM4 J4 K4 VDDFM5 VDDLO J1 K8 VDDO18_1 VDDO18_2 A8 F9 VDDO18_3 VDDO33_1 A9 E10 VDDO33_2 VDDO33_3 GPIO5 B8 GPIO6 GPIO7 D10 B4 LPOIN H2 RES G1 RFION RFIOP F1 RST_N D6 TM0 K7 J7 TM1 TM2 F6 TM3 J6 F7 UART_CTS_N UART_RTS_N C...

Страница 81: ...adio OK START Change U600 NO YES FMVCO_LP LN OK NO YES BT_MAIN_CLK_EN HIGH YES Check the ear jack contact YES NO Change U103 26M_BT OK A_GPIO1 3 TP04 06 OK YES YES BT_32K OK FM_AUDIO_L R OK YES Change U600 NO Check C607 Refer to Graph 4 19 2 Check TP601 Check C606 Refer to Graph 4 19 1 Check L603 Refer to Graph 4 19 3 Check C628 C629 Refer to Graph 4 19 4 Checking Flow ...

Страница 82: ... 83 4 TROUBLE SHOOTING LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes WAVEFORM Graph 4 19 1 Graph 4 19 2 Graph 4 19 3 Graph 4 19 4 ...

Страница 83: ...se Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 5 1 Download A Download Setup Figure 5 1 describes Download setup Figure 5 1 Download Setup 5 DOWNLOAD 84 5 DOWNLOAD ...

Страница 84: ... 5 DOWNLOAD LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes B Multi Download Procedure 1 Run GSM Multi Download program and select Setting ...

Страница 85: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 86 2 Select Configuration from the menu and you may see this window 3 Press key to select DLL file and press Open 5 DOWNLOAD ...

Страница 86: ... Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 87 5 DOWNLOAD 4 Press key to select the mot files 5 Select AlchemyData mot and press open 6 Repeat step 4 5 to select CodeData mot ...

Страница 87: ...ternal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 88 7 Check if the ADI option is set to Hermes 8 Press OK to end Configuration 5 DOWNLOAD Select Rate ...

Страница 88: ...07 LG Electronics Inc All right reserved Only for training and service purposes 89 5 DOWNLOAD 9 Press START to execute download 10 Once downloading is started press STOP button to keep from re downloading after downloading is completed ...

Страница 89: ...LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 90 ...

Страница 90: ..._GPCS2 GPIO_46_AUXCS2 C8 C6 GPIO_47 GPIO_5 G1 P3 GPIO_55 N3 GPIO_56 GPIO_6 J2 J3 GPIO_13_SRVLIGHT H6 GPIO_14 J6 GPIO_15 K3 GPIO_16 K7 GPIO_17 GPIO_18_JCK B5 D5 GPIO_19_TMS G4 GPIO_2 GPIO_20_TDI A4 C5 GPIO_21_TDO GPIO_22 P4 GPIO_24_ALRTLIGHT D6 GPIO_3 G3 GPIO_33 K1 GPIO_34 L1 M1 R6 G8 GND21 GND22 F12 M3 GND23 GND3 G17 H15 GND4 GND5 J12 GND6 J13 GND7 K6 GND8 L6 GND9 M5 GPCS1 D10 F2 GPIO_0 GPIO_1 F1 ...

Страница 91: ...00K R200 1u C206 C227 NA R203 100K 150p C221 DAT1 8 DAT2 1 DAT3 2 GND1 9 GND2 10 GND3 11 12 GND4 4 VDD 6 VSS 15K R226 J200 5 CLK 3 CMD 7 DAT0 39p C213 C204 1u VA204 NA R704 ICVN0505X150FR 1 2 OB4 15L42 C33L MIC200 NA C228 4 7uH L200 10u C216 2V85_TF C208 C202 NA 100u 39p C212 INSTPAR VA200 ESD9X5 0ST5G C219 27p 220n 2V8_VMEM C226 R208 1M 0 1u C210 NA R202 J201 R221 24 C225 VA203 ICVN0505X150FR 39p...

Страница 92: ... 1u C314 2V8_VEXT USB_VBUS USB_VBUS 27 R358 RIGHT NA R304 100K R317 LD300 SSC TWH104 HL SW305 R352 27 27 R353 VUSB 1u C310 SEL R307 NA DOWN R314 R335 47 100K IN OUT SW302 ICVFP10181E301FR FL300 GND1 GND2 R332 47 VA307 ESD9X5 0ST5G 680 R333 680 VA303 ICVS0514X350FR R328 R313 100ohm 27 R357 R326 NA SW303 END NA R308 R350 27 4 7u C300 R349 27 680 R341 R331 47 R303 NA 30 31 32 4 5 6 7 8 9 VCHARGE 16 1...

Страница 93: ...5 PLCD11 K7 PLCD12 PLCD13 K8 PLCD14 L6 M5 PLCD15 L7 PLCD16 PLCD17 M6 L3 PLCD2 M3 PLCD3 K3 PLCD4 PLCD5 K4 PLCD6 L4 J7 PLCD7 PLCD8 K6 K5 PLCD9 C3 PHD3 D1 PHD4 PHD5 C4 C5 PHD6 PHD7 D2 D3 PHD8 E1 PHD9 G1 PHINT PHLCD_A0 D6 C7 PHLCD_BY F5 PHSYNC H11 PI2S_SCK PI2S_SDO J10 PI2S_WS G12 M1 PLCD0 PLCD1 L2 PGPIO4 G10 H9 PGPIO5 PGPIO6 D12 E11 PGPIO7 G9 PGPIO8 PGPIO9 F10 PHD0 B6 C1 PHD1 D5 PHD10 PHD11 E2 A7 PHD...

Страница 94: ... 16 9 VLDO3 L503 REFINB 19 REF_OP 21 28 RX1800 27 RX1800B RX1900 26 25 RX1900B RX850 32 31 RX850B RX900 30 29 RX900B SCLK 6 5 SDATA 7 SEN 11 TXOP_HI TXOP_LO 10 18 VAFC_NC AD6548 U503 GND 33 I 2 3 IB NC 8 Q 23 22 QB 20 REFIN R511 220 C517 1000p 220 R510 R515 1K R516 100ohm 9 GND5 GND6 10 GND7 11 23 GND8 24 GND9 19 GSM_RX 13 PCS_RX PCS_RX 12 6 TX1G 8 TX2G 22 VCTRL1 VCTRL2 21 VCTRL3 20 VDD 3 ANT 1 15...

Страница 95: ...OUT_A2 2 3 INOUT_A3 4 INOUT_A4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 ICVE10184E150R101FR FL703 1u C706 C707 1u C705 1u 1V8_DVDD 2V8_DOVDD C704 1u VA700 ICVN0505X150FR FL705 ICVE10184E150R101FR G1 5 G2 10 INOUT_A1 1 2 INOUT_A2 INOUT_A3 3 INOUT_A4 4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 2 INOUT_A2 INOUT_A3 3 4 INOUT_A4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 FL704 ICVE10184E150R500FR...

Страница 96: ...12 VSS13 H1 J2 VSS14 C2 G5 D9 VDDC2 G7 VDDC3 VDDC4 A7 J10 VDDC5 A4 VDDFM1 VDDFM2 B1 B3 VDDFM3 VDDFM4 J4 K4 VDDFM5 VDDLO J1 K8 VDDO18_1 VDDO18_2 A8 F9 VDDO18_3 VDDO33_1 A9 E10 VDDO33_2 VDDO33_3 GPIO5 B8 GPIO6 GPIO7 D10 B4 LPOIN H2 RES G1 RFION RFIOP F1 RST_N D6 TM0 K7 J7 TM1 TM2 F6 TM3 J6 F7 UART_CTS_N UART_RTS_N C9 J9 UART_RXD UART_TXD K10 VDDC1 A10 A_GPIO4 E9 K9 A_GPIO5 A_GPIO6 B7 E7 A_GPIO7 FMPL...

Страница 97: ...29 3 30 31 32 33 34 35 36 37 38 39 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 CN101 1 47p C103 27p C100 R101 C104 47p 4 7K 2V8_DOVDD TP104 TP101 1V8_DVDD TP102 C107 1u 1V8_DVDD C_DATA07 C_DATA06 C_DATA05 C_DATA04 C_DATA03 C_DATA02 C_DATA01 C_DATA00 C_MCLK C_HS C_VS C_PCLK 2V8_MV VSYNCOUT VBACKUP SPK_RCV_N L_DATA00 L_DATA01 L_DATA02 L_DATA03 L_DATA04 LCD_RESET L_MAIN_LCD_CS LCD_WR C_SCK SPK_RCV...

Страница 98: ... 4 5 A B C D E A B C CN100 1 2 3 4 5 CAMERA V_DOWN V_UP KEY_COL0 KEY_ROW0 KEY_COL2 KEY_COL1 KEY_COL1 KEY_COL2 KEY_COL0 KEY_ROW0 TP100 MODEL MG295D 6 CIRCUIT DIAGRAM LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 99: ... 100 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 100: ...LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 101 7 BGA IC Pin Check 7 BGA IC Pin Check U103 AD6721 EUSY0321501 PIN MAP Not used ...

Страница 101: ... 102 7 BGA IC Pin Check LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 102: ... 103 7 BGA IC Pin Check LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes U600 BCM2048 EUSY0319601 PIN MAP Not used ...

Страница 103: ... 104 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 104: ... 105 LGMC 8 PCB LAYOUT LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 105: ...nít boot the phone CN700 LCD connector No LCD display No sounds No Camera Preview U402 AIT813G BS No Camera Preview U100 PF38F4050L0ZBQ 0 Canít boot the phone U600 BCM2048 No B T Connection No FM tunner 8 PCB LAYOUT LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 106: ... 107 LGMC 8 PCB LAYOUT LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 107: ... No sounds No camera preview CN102 Camera connector No camera preview CN100 LCD connector No LCD display No Sounds 8 PCB LAYOUT LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 108: ... 109 9 BLOCK DIAGRAM 9 BLOCK DIAGRAM LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Figure 9 1 LG MG295 Block Diagram ...

Страница 109: ...e on is 2945 Pressing END will switch back to non engineering mode operation C Key Operation Use Up and Down key to select a menu and press select key to progress the test Pressing back key will switch back to the original test menu D Engineering Mode Menu Tree Engineering Mode BB Test RF Test MF Mode Trace option Call Timer CAMERA LCD Backlight Buzzer Vibrator ADC Battery Audio DAI Bluetooth SAR ...

Страница 110: ...ht on LCD Backlight on 2 Backlight off LCD Backlight off 3 Backlight value This controls brightness of Backlight When entering into the menu the present backlight value in the phone is displayed Use Left Right key to adjust the level of brightness The value of the brightness set at last will be saved in the NVRAM 10 1 4 Buzzer This menu is to test the melody sound 1 Melody on Melody sound is playe...

Страница 111: ...BAT_INCALL_LIMIT SHUT_DOWN_VOLTAGE BAT_RECHARGE_LMT 2 TEMP Cal This displays the value of Temperature Calibration The following menus are displayed in order TEMP_HIGH_LIMIT TEMP_HIGH_RECHARGE_LMT TEMP_LOW_RECHARGE_LMT TEMP_LOW_LIMIT 10 1 8 Audio This is NOT a necessary menu to be used by neither engineers nor users 10 1 9 DAI Digital Audio Interface This menu is to set the Digital Audio Interface ...

Страница 112: ...r completing the test 10 3 1 All auto test LCD Backlight Vibrator Buzzer Key Pad Mic Speaker 10 3 2 Backlight LCD Backlight is on for about 1 5 seconds at the same time then off 10 3 3 Buzzer This menu is to test the volume of Melody It rings in the following sequence Volume 1 Volume 2 Volume 3 Volume 0 mute Volume 4 Volume 5 10 3 4 Vibrator Vibrator is on for about 1 5 seconds 10 3 5 LCD 1 LCD Ma...

Страница 113: ...timer MENU 5 This menu is to set the Digital Audio Interface Mode for Speech Transcoder and Acoustic testing 1 All calls This displays total conversation time User cannot reset this value 2 Reset settings This resets total conversation time to this 00 00 00 10 6 Fact Reset MENU 6 This Factory Reset menu is to format data block in the flash memory and this procedure set up the default value in data...

Страница 114: ...og Menu select the values as explained below Port select a correct COM port Baud rate 115000 Leave the rest as default values B Tx 1 Selecting Channel Select one of GSM or DCS PCS Band and input appropriate channel 2 Selecting APC a Select either Power level or Scaling Factor b Power level Input appropriate value GSM850 between 5 19 or DCS PCS between 0 15 c Scaling Factor A Ramp Factor appears on...

Страница 115: ... Inc All right reserved Only for training and service purposes 11 3 Means of Test a Select a COM port b Set the values in Tx or Rx c Select band and channel d After setting them all above press connect button e Press the start button Connect Button Figure 11 3 1 HW test program ...

Страница 116: ...LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 117 11 STAND ALONE TEST Figure 11 3 2 HW test setting Figure 11 3 3 Ramping profile ...

Страница 117: ...supply Auto cal generates calibration data by communicating with phone and measuring equipment then write it into calibration data block of flash memory in GSM phone 12 2 Equipment List Figure 12 2 1 Equipment Setup Equipment for Calibration Type Model Brand Wireless Communication Test Set HP 8960 Agilent RS 232 Cable and Test JIG LG RF Cable LG Power Supply HP 66311B Agilent GPIO interface card H...

Страница 118: ...Jig Power Switch Number Name Description Switch 1 ADI REMOTE In ON state phone is awaked It used ADI chipset Switch 2 TI REMOTE In ON state phone is awaked It is used TI chipset Switch 3 VBAT Power is provided for phone from battery Switch 4 PS Power is provided for phone from Power supply Table 12 3 2 Jig DIP Switch LED Number Name Description LED 1 Power Power is provided for Test Jig LED 2 TA I...

Страница 119: ...port of PC and MON port of TEST JIG in general 2 Set the Power Supply 4 0V 3 Set the 3rd 4th of DIP SW ON state always 4 Press the Phone power key if the Remote ON is used 1st ON state 12 4 Procedure 1 Connect as Fig 12 2 2 RS232 serial cable is connected between COM port of PC and MON port of TEST JIG in general 2 Run Hot_Kimchi exe to start calibration 3 From the Calibration menu Select MG295 3 ...

Страница 120: ... 121 12 AUTO CALIBRATION 4 Press Calibration START LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 MG295 MG295 ...

Страница 121: ...ue Set band EGSM and press Start button the result window will show correction values per every power level and gain code and the same measure is performed per every frequency 12 6 APC This procedure is for Tx calibration In this procedure you can get proper scale factor value and measured power level 12 7 ADC This procedure is for battery calibration You can get main Battery Config Table and temp...

Страница 122: ...9 49 11 7 19 42 22 10 29 14 8 23 27 1 25 6 28 39 50 36 35 47 15 16 41 46 2 40 13 18 26 17 37 13 EXPLODED VIEW REPLACEMENT PART LIST 13 1 EXPLODED VIEW LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 123: ... 124 B A G H I J E D F C A B C D E F G H I J LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 124: ...NMOLD BFAA0074901 SILVER 0 1 39 2 81 1 Silver 5 MCJJ00 COVER FOLDER UPPER MCJJ0048801 MOLD PC LUPOY SC 1004A 12 5 MICC00 INSERT FRONT UPPER MICC0008901 Silver 5 MPBJ00 PAD MOTOR MPBJ0037401 COMPLEX empty 35 5 MPBN00 PAD SPEAKER MPBN0042901 COMPLEX empty 36 5 MPBQ00 PAD LCD SUB MPBQ0032401 COMPLEX empty 1 1 33 5 MPBT00 PAD CAMERA MPBT0043001 COMPLEX empty 0 4 32 5 MPBU00 PAD CONNECTOR MPBU0004201 C...

Страница 125: ... PMMA MR 200 52 3 ACGM00 COVER ASSY REAR ACGM0091701 D 4 MCCC00 CAP EARPHONE JACK MCCC0045601 MOLD Urethane Rubber S190A 6 4 MCCE00 CAP RECEPTACLE MCCE0038301 MOLD Urethane Rubber S190A 8 4 MCJN00 COVER REAR MCJN0068801 MOLD PC LUPOY SC 1004A 14 4 MGAD00 GASKET SHIELD FORM MGAD0145101 COMPLEX empty 22 4 MGAZ00 GASKET MGAZ0056901 COMPLEX empty 23 4 MLAB00 LABEL A S MLAB0001102 C2000 USASV DIA 4 0 W...

Страница 126: ...06 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C107 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 CN100 CONNECTOR BOARD TO BOARD ENBY0035901 40 PIN 0 4 mm ETC H 1 0 Plug 7 CN101 CONNECTOR BOARD TO BOARD ENBY0036701 60 PIN 0 4 mm ETC H 1 0 Plug 7 CN102 CONNECTOR BOARD TO BOARD ENBY0019101 24 PIN 0 4 mm STRAIGHT H1 5 MALE 7 FL1 FILTER EMI POWER SFEY0010501 SMD SMD 18 V ...

Страница 127: ...08 R TP 6 C102 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C103 CAP CERAMIC CHIP ECCH0005604 10 uF 6 3V M X5R TC 1608 R TP 6 C104 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C105 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C106 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C107 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R...

Страница 128: ...TC 1005 R TP 6 C133 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C134 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C135 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C136 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C137 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C139 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R...

Страница 129: ...R TP 6 C205 CAP TANTAL CHIP ECTH0004801 10 uF 6 3V M STD 1608 R TP 6 C206 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C207 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 C208 CAP TANTAL CHIP ECTH0005301 100 uF 6 3V M L_ESR 3216 R TP empty empty empty 3 2X1 6X1MM empty empty empty 6 C209 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C210 CAP CERAMIC CHIP ECCH0...

Страница 130: ...P 6 C307 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C400 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C401 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C402 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C403 CAP CERAMIC CHIP ECCH0005604 10 uF 6 3V M X5R TC 1608 R TP 6 C404 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C405...

Страница 131: ... K X5R TC 1005 R TP 6 C437 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C438 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C439 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C440 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C501 CAP CHIP MAKER ECZH0000816 12 pF 50V J NP0 TC 1005 R TP 6 C502 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1...

Страница 132: ... K X5R HD 1005 R TP 6 C531 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C532 CAP CHIP MAKER ECZH0000839 4 7 pF 50V C NP0 TC 1005 R TP 6 C533 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C534 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C535 CAP CHIP MAKER ECZH0000830 33 pF 50V J NP0 TC 1005 R TP 6 C536 CAP CHIP MAKER ECZH0000830 33 pF 50V J NP0 TC 10...

Страница 133: ...P CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C617 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C618 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C619 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C620 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C621 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C622 CAP CHIP M...

Страница 134: ...ILTER SEPERATOR SFAY0007201 850 900 1800 1900 4 0 dB 4 0 dB dB dB ETC Quad band FEM 6 FL600 FILTER CERAMIC SFCY0000901 2450 MHz 2 00 1 25 0 95 SMD Bluetooth Band Pass Filter 6 FL700 FILTER EMI POWER SFEY0010501 SMD SMD 18 V 4ch EMI_ESD Filter 100Ohm 15pF Pb free 6 FL701 FILTER EMI POWER SFEY0010501 SMD SMD 18 V 4ch EMI_ESD Filter 100Ohm 15pF Pb free 6 FL702 FILTER EMI POWER SFEY0010501 SMD SMD 18 ...

Страница 135: ... PNP 150 mA 6 R100 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 6 R101 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R102 RES CHIP ERHY0000512 10M ohm 1 16W J 1608 R TP 6 R103 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R104 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R105 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R106 RES CHIP MAKER ERHZ0000465 3300...

Страница 136: ... MAKER ERHZ0000522 24 ohm 1 16W J 1005 R TP 6 R218 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 6 R220 RES CHIP MAKER ERHZ0000529 1 5 Kohm 1 16W J 1005 R TP 6 R221 RES CHIP MAKER ERHZ0000522 24 ohm 1 16W J 1005 R TP 6 R222 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R223 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R224 RES CHIP MAKER ERHZ0000407 1000 Kohm 1 16W J 1005 R TP 6 R22...

Страница 137: ...Z0002401 12 Kohm 1 16W J 1005 R TP 6 R359 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R400 RES CHIP MAKER ERHZ0000402 10 ohm 1 16W J 1005 R TP 6 R402 RES CHIP MAKER ERHZ0000402 10 ohm 1 16W J 1005 R TP 6 R408 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R409 RES CHIP ERHY0000150 75K ohm 1 16W F 1005 R TP 6 R410 RES CHIP MAKER ERHZ0000476 39 Kohm 1 16W J 1005 R TP 6 R413 RES ...

Страница 138: ... 1 16W J 1005 R TP 6 R604 RES CHIP MAKER ERHZ0000486 47 Kohm 1 16W J 1005 R TP 6 R605 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R606 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R607 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R608 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R609 RES CHIP ERHY0003501 220 ohm 1 16W J 1005 R TP 6 R610 RES CHIP MAKER ERHZ00004...

Страница 139: ...C EUSY0335701 QFN 8 PIN R TP 1 2W Mono Differencial Audio AMP 6 U404 IC EUSY0300101 WQFN 10 PIN R TP Small package Dual SPDT analog Switch PB Free 6 U405 IC EUSY0319001 WDFN 8L 8 PIN R TP 300mA 300mA 2 8V 1 8V Dual LDO 6 U501 IC EUSY0196901 SC70 5 5 PIN R TP Single Inverter Pb Free 6 U502 PAM SMPY0014001 35 5 dBm 56 A dBc dB 6x6x1 15 SMD Tri Band 6 U503 IC EUSY0280101 LFCSP 32 32 PIN R TP GSM QUAD...

Страница 140: ...6 C309 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C310 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C311 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C312 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C313 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C314 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C315 CAP...

Страница 141: ...33 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R336 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R338 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R339 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R340 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R341 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R342 RES CHIP MAKER ERHZ0000505 680 ohm 1 ...

Страница 142: ...No Description Part Number Spec Color Remark 6 SPFY00 PCB MAIN SPFY0150301 FR 4 mm BUILD UP 8 37 PCB MAIN SPFY0160201 FR 4 0 8 mm BUILD UP 8 6 U400 IC EUSY0250001 Leaded 4 PIN R TP Hall IC 6 VA307 DIODE TVS EDTY0009101 SOD 923 5 V 150 mW R TP 1 0 0 6 0 4 6 VA308 VARISTOR SEVY0004201 14 V SMD 120pF 1005 5 WSYY00 SOFTWARE WSYY0643201 MG295dP40FL 55 V10b 724 06 AUG 17 2007 5 ...

Страница 143: ...45001 MOLD PC LUPOY SC 1004A E 10 3 SBPL00 BATTERY PACK LI ION SBPL0086002 3 7 V 830 mAh 1 CELL PRISMATIC KG120 BATT Latin American Label Pb Free 3 7 830 0 2C PRISMATIC 50x34x42 BLACK Innerpack Latin American Label 3 SGEY00 EAR PHONE EAR MIKE SET SGEY0003503 FG101 STERO Y TYPE 16OHM 3 SSAD00 ADAPTOR AC DC SSAD0023801 100 250V 63 Hz 5 2 V 8 A IEC 60950 EN 60950 WALL 2P DC PIN PLUG 13 3 Accessory No...

Страница 144: ...Note ...

Страница 145: ...Note ...

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