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Samsung SGH-S342i, Service Manual

The Samsung SGH-S342i Service Manual is available for free download from our website. This comprehensive manual provides detailed instructions and guidelines on operating and maintaining the SGH-S342i mobile phone. Explore our user-friendly platform and access this essential resource for enhancing your mobile phone experience.

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SAMSUNG Proprietary-Contents may change without notice

SGH-S342i Flow Chart of Troubleshooting

2-

13

This Document can not be used without Samsung's authorization

CSP2600

10NF

C100

VCCA

VCCB

C119

1uF

VCCD

NC

C116

100K

R100

100NF

C102

1uF

C114

LM60CIM3X

U101

GND

3

2 VO

VS 1

6.3V

10UF

C110

3

3

4

4

5 5

6

6

G
78

GG

91 0

G

CN100

1

1
22

C112
1uF

100PF

C109

VCCA

VBAT

VCCD

11.3K,1%

R102

10UF

C120

VCCB

K

4

V

S

S

3

R

2

V

S

S

4

P

6

V

X

V

C

M

R

1

3

X

O

E

N

A

Q

D

1

6.3V

VLDO_4 B12

VLDO_5 B10

VLDO_6 A14

VLDO_7 C12

VREF A10

V

R

E

G

N

R

1

4

V

R

E

G

P

M

13

VRTC H11

VSIM K12

V

S

S

1

G

5

V

S

S

2

C

4

VEXT E14

VIB_DRV F15

V

IB

_

R

N

G

_E

N

L

9

VL4S_A A12

VL4S_B B11

VL5S_A D10

C9

VL5S_B

VLDO_1 G11

VLDO_2 J12

VLDO_3 A13

J13

V

D

D

2

M

3

V

D

D

3

N

6

C11

VDD34

V

D

D

5

C

10

V

D

D

67

B

1

3

V

D

D

B

A

6

V

D

D

D

N

11

V

D

D

V

L

11

V

D

D

_

IO

1

N

5

V

D

D

_

IO

2

J4

V

D

D

_

O

C

T

L

SIM_CLK K14

SIM_IO J11

SIM_RST K11

T

X

P

E

7

UP_CLK N9

UP_IO P10

UP_RST R10

VACC F14

VBAT E13

V

D

D

1

J3

VDD12

R

X

T

X

IN

D

6

R

X

T

X

IP

D

7

R

X

T

X

Q

N

C

6

R

X

T

X

Q

P

C

7

SCLK_PSC L8

M7

SDI_PSC

SDO_PSC N7

SERCK

C2

C1 SERDA

B1 SERLE1

SERLE2

A2

M

9

P

W

R

_

S

W

1

N

C

1

5

P

W

R

_

S

W

2

C

1

4

R

A

R

E

F1

B

6

R

A

R

E

F2

B

5

R3 RESETN_CSP

K

9

R

E

S

E

T

_

O

RING_DRV F13

RTC_ALMN H10

R

T

C

_

C

LK

N

4

RWN

L2

N

C

7

P

5

OCTL0

E6
C5 OCTL1

OCTL2

F5
E5 OCTL3
A4 OCTL4

G6 OCTL5

OCTL6

B3
A3 OCTL7

P

S

W

1

_

B

U

F

L

7

P

W

R

_

K

E

E

P

I|O

LED1_DRV G13

LED2_DRV G12

M

C

R

6

M

IC

IN

N

M

14

M

IC

IN

P

N

1

4

M

IC

O

U

TN

P

15

M

IC

O

U

TP

N

1

5

M

O

D

E

N

1

0

1

N

C

5

N

C

6

2

G

7

G

N

D

S

6

G

8

G

N

D

S

7

G

9

G

N

D

S

8

G

10

G

N

D

S

9

H

6

G

N

D

V

P

13

G

N

D

_

H

C

U

R

F

1

1

G

N

D

_O

C

T

L

B

4

G

N

D

_

P

S

C

1

B

1

5

G

N

D

_

P

S

C

2

K

15

IN

T

R

Q

L1

0

L3

G

N

D

S

11

H

8

H

9

G

N

D

S

12

G

N

D

S

13

J7

G

N

D

S

14

J8

G

N

D

S

15

J9

G

N

D

S

16

J1

0

G

N

D

S

17

K

10

G

N

D

S

2

F

8

F

9

G

N

D

S

3

G

N

D

S

4

F

1

0

G

N

D

S

5

DB5

H5

DB6

G3

DB7

G4

DB8

F4

DB9

F1

D

IN

T

R

P

3

G

N

D

B

F

6

G

N

D

D

M

10

G

N

D

Q

E

8

G

N

D

S

1

F

7

G

N

D

S

10

H

7

K1

K2 DB1

DB10

F2

DB11

F3

DB12

E2

DB13

E3

DB14

D3

DB15

D2

DB2

K3

J5 DB3

DB4

J6

A

U

X

_

A

D

C

3

D

13

CH_BDRV E11

CH_ISEN F12

CH_RES D14

E9

CREF

K8

CSN_PSC

D

A

IC

K

R

4

D

A

ID

I

L

6

D

A

ID

O

M

6

D

A

IR

N

P

4

DB0

E10

ADC_AUX2 D15

A

F

C

D

9

A

O

U

T

A

N

N

1

2

A

O

U

T

A

P

P

11

A

O

U

T

B

N

P

12

A

O

U

T

B

P

R

1

2

A

U

X

IN

N

L1

4

A

U

X

IN

P

M

15

A

U

X

O

U

TN

L1

3

K

13

A

U

X

O

U

TP

AB0

K6

P1 AB1

AB2

L5

N1 AB3

AB4

N2

M2 AB5

AB6

M1

K7 AB7

AB8

K5

ADC_AUX1

U100

1.2K

R101

100NF

C101

VCCD_1.8

VBAT

33PF

C107

VCCD_1.5

C118
1UF

R103

100

1uF

C113

VRTC

C111

1uF

C103
10NF

1M

R104

VRF

D

A

ID

O

33PF

C108

C117
100NF

D

A

IR

N

D

A

ID

I

VCCD_1.8

VCCB

VBAT

D

A

IC

K

33PF

C104

VCCD

TS414R IV02E

BAT1

NEG 2

POS

1

C115
100NF

2.2UF

C106

C105

100NF

A

U

X

O

U

TN

A

U

X

IN

P

M

IC

IN

P

M

IC

IN

N

DSP_AB(2)

DSP_AB(1)

DSP_AB(0)

BP_VF

TX_BAND_SEL

RF_EN

A

U

X

IN

N

X

O

E

N

A

Q

P

S

W

1

_

B

U

F

PWR_KEEP

UP_CS

A

U

X

O

U

TP

A

O

U

T

B

P

A

O

U

T

B

N

A

O

U

T

A

P

A

O

U

T

A

N

AFC

DSP_AB(8)

DSP_AB(7)

DSP_AB(6)

DSP_AB(5)

DSP_AB(4)

DSP_AB(3)

DSP_DB(9)

DSP_DB(8)

DSP_DB(7)

DSP_DB(6)

DSP_DB(5)

DSP_DB(4)

DSP_DB(3)

DSP_DB(2)

DSP_DB(15)

DSP_DB(14)

DSP_DB(13)

DSP_DB(12)

DSP_DB(11)

DSP_DB(10)

DSP_DB(1)

DSP_DB(0)

C

L

K

32

K

RTCALARM

RST

FLASH_RESET

JI

G

_

O

N

P

W

R

_

O

N

TX_EN

M

IC

O

U

TP

M

IC

O

U

TN

C

L

K

1

3M

_

M

C

KEY_BACKLIGHT

DSP_IO

INTRQ

D

S

P

_

IN

T

SERDAT
SERCLK

UP_SDO
UP_SDI

UP_SCLK

RTX_QP
RTX_QN

RTX_IP
RTX_IN

DSP_RWN

DSP_DB(0:15)

DSP_AB(0:8)

DCS_TX_EN
GSM_TX_EN

SIMRST
SIMDATA

SIMCLK

TXPOWER

SERLE

Summary of Contents for SGH-S342i

Page 1: ...GSM TELEPHONE SGH S342i GSM TELEPHONE CONTENTS 1 Specification 2 Flow Chart of Troubleshooting 3 Exploded Views and Parts List 4 Electrical Parts List 5 PCB Diagrams 6 Block Diagrams ...

Page 2: ...0 1990 ARFCN range 1 124 0 124 975 1023 512 885 512 810 Tx Rx spacing 45MHz 45MHz 95MHz 80MHz Mod Bit rate Bit Period 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms Modulation 0 3GMSK 0 3GMSK 0 3GMSK 0 3GMSK MS Power 33dBm 13dBm 33dBm 5dBm 30dBm 0dBm 30dBm 0dBm Power Class...

Page 3: ...17 2 dBm 14 15 2 dBm 15 13 2 dBm 16 11 3 dBm 17 9 3dBm 18 7 3 dBm 19 5 3 dBm TX Power control level DCS1800 0 30 3 dBm 1 28 3 dBm 2 26 3 dBm 3 24 3 dBm 4 22 3 dBm 5 20 3 dBm 6 18 3 dBm 7 16 3 dBm 8 14 3 dBm 9 12 4 dBm 10 10 4 dBm 11 8 4 dBm 12 6 4 dBm 13 4 4 dBm 14 2 5 dBm 15 0 5 dBm TX Power control level PCS1900 0 30 3 dBm 1 28 3 dBm 2 26 3 dBm 3 24 3 dBm 4 22 3 dBm 5 20 3 dBm 6 18 3 dBm 7 16 3 ...

Page 4: ...nload again Charge the Battery Pin J12 2 8V Check U100 and C111 Check U100 and U114 Freq 13MHz Vrms 300mV Vpp 900mV Check the clock generation circuit related to OSC700 Check the initial operation END No Yes Yes Yes Yes Yes Yes No No No No pin G11 1 5V No Yes Check the current consumption Check the Vbat Voltage Check the pin of U100 Check the clock signal at pin 27 of U700 Current consumption 100m...

Page 5: ...Check the U100 if it has some problem it is to be replaced Yes No Is the pin K9 of U100 Low High Yes No Check the U100 if it has some problem it is to be replaced There is 32 768kHz wave forms at the C214 and C215 Yes No Check the U200 Is the pin A4 of U100 is High The voltage is High at the C113 C110 C119 Check the U100 Check the U700 LCD display is O K No No Yes Yes Yes Check the LCD part No Sou...

Page 6: ...e used without Samsung s authorization 3 Sim Part Check the voltage at pin 1 of CN100 2 8V Insert SIM is displayed on the LCD Check the SIM connector s CN100 connection to SIM card Check the U100 Resolder or change CN100 END No Yes Yes Yes Yes No No Is there any signals pin 2 3 4 of CN100 Check the U200 Check the SIM Card ...

Page 7: ...ithout Samsung s authorization 4 Microphone Part Is the assembled status of microphone O K Microphone does not work Reassembled the microphone Resolder or change R406 C416 R407 C405 R410 C413 R421 C421 R420 R425 C427 C422 END No Yes Yes Yes Yes No Is microphone ok No Check U700 Check the reference voltage on mic path C406 2 0V Yes ...

Page 8: ...rminal of Speaker O K No Replace the Speaker Yes Are there any signals at the C502 C503 No Yes Check LCD or Replace CN500 The type of sound from the Speaker is Melody Is there any signals at the pin 5 and pin 7 of U400 Is there any signals at the pin 2 and pin 10 of U400 Yes No The pin 4 of U400 is Low The pin 4 of U400 is High Check the U401 Check the U401 Yes Yes No No Check the U200 Check the U...

Page 9: ...ow Chart of Troubleshooting 2 6 This Document can not be used without Samsung s authorization 6 Camera Part Camera function dose not work Yes Check the connect CN500 Yes U302 PIN 5 2 8V Yes R402 25MHz Connect the camera module Check U202 and C210 C308 U301 No No No END ...

Page 10: ... 62CH AMP 50dBm NORMAL CONDITION catch the channel CHECK ANT700 R708 contact U700 pin 9 31 2 8V F700 CHECK pin1 2 65dBm U700 CHECK pin20 21 65dBm C732 CN700 resolder or change F700 resolder or change resolder or change U100 pinA13 C119 change or resolder U700 CHECK pin 8 13MHz Vp p 950mV OSC700 change or resolder U700 resolder or change U100 CHECK U700 pin1 2 3 28 Vp p 120mV NO YES NO NO NO NO NO ...

Page 11: ...MP 50dBm NORMAL CONDITION catch the channel CHECK ANT501 R708 contact U700 pin 9 31 2 8V F700 CHECK pin3 4 65dBm U700 CHECK pin18 19 65dBm C732 CN700 resolder or change F700 resolder or change C734 C735 L707 resolder or change U100 pinA13 C119 change or resolder U700 CHECK pin 8 13MHz Vp p 950mV OSC700 change or resolder U700 resolder or change U100 CHECK U700 pin1 2 3 28 Vp p NO YES NO NO NO NO N...

Page 12: ...atch the channel CHECK ANT700 R708 contact U700 pin 9 32 2 8V F700 CHECK pin5 6 65dBm U700 CHECK pin16 17 65dBm C732 CN700 resolder or change F700 resolder or change C726 C727 L704 resolder or change U100 pinA13 C119 change or resolder U700 CHECK pin 8 13MHz Vp p 950mV OSC700 change or resolder U700 resolder or change U100 CHECK U700 pin1 2 3 28 Vp p 120mV NO YES NO NO NO NO NO NO YES YES YES YES ...

Page 13: ...701 pin8 20 3 7 V NO NO YES YES YES NO NO BATTERY check change U701 pin 22 1 6V YES NO U701 pin6 about 5dBm YES U701 pin 2 3V YES YES U701 change or resolder NO U100 check U100 check NO U700 pin9 32 2 8V U100 pinA13 C119 change or resolder YES U700 pin8 13MHz Vp p 950mV U700 pin4 5 6 7 100m V YES U100 change or resolder NO NO U700 change or resolder YES NO OSC700 change or resolder CONTINOUS TX ON...

Page 14: ...n8 20 3 7 V NO NO YES YES YES NO NO BATTERY check change U701 pin 22 1 4V YES NO U701 pin5 about 5dBm YES U701 pin 2 3V YES YES U701 change or resolder NO U100 check U701 check NO U700 pin9 32 2 8V U100 pinA13 C119 change or resolder YES U700 pin8 13MHz Vp p 950mV U700 pin4 5 6 7 100m V YES U100 change or resolder NO NO U700 change or resolder YES NO OSC700 change or resolder CONTINUOUS TX ON COND...

Page 15: ...in8 20 3 7 V NO NO YES YES YES NO NO BATTERY check change U701 pin 22 1 4V YES NO U701 pin5 about 5dBm YES U701 pin 2 3V YES YES U701 change or resolder NO U100 check U100 check NO U700 pin9 32 2 8V U100 pinA13 C119 change or resolder YES U700 pin8 13MHz Vp p 950mV U700 pin4 5 6 7 100m V YES U100 change or resolder NO NO U700 change or resolder YES NO OSC700 change or resolder CONTINUOUS TX ON CON...

Page 16: ...DS9 H6 GNDV P13 GND_HCUR F11 GND_OCTL B4 GND_PSC1 B15 GND_PSC2 K15 INTRQ L10 L3 GNDS11 H8 H9 GNDS12 GNDS13 J7 GNDS14 J8 GNDS15 J9 GNDS16 J10 GNDS17 K10 GNDS2 F8 F9 GNDS3 GNDS4 F10 GNDS5 DB5 H5 DB6 G3 DB7 G4 DB8 F4 DB9 F1 DINTR P3 GNDB F6 GNDD M10 GNDQ E8 GNDS1 F7 GNDS10 H7 K1 K2 DB1 DB10 F2 DB11 F3 DB12 E2 DB13 E3 DB14 D3 DB15 D2 DB2 K3 J5 DB3 DB4 J6 AUX_ADC3 D13 CH_BDRV E11 CH_ISEN F12 CH_RES D14...

Page 17: ...KEYBRD5 H6 H4 KEYBRD6 KEYBRD7 H1 H3 KEYBRD8 KEYBRD9 G6 1 NC1 NC2 2 G16 OSC32OUT PIO00_IRQ5 P16 PIO07_USB_SUSP IOBIT1_PIO06 N11 IRQ1 M16 M19 IRQ2 IRQ3 P17 P18 IRQ4 J7 KEYBRD0 KEYBRD1 J6 G4 KEYBRD10 H2 KEYBRD11_PSW1_BUF J5 KEYBRD2 KEYBRD3 T7 R8 D_D4 D_D5 V8 U8 D_D6 D_D7 T8 T9 D_D8 R9 D_D9 FLASHRSTN H14 T15 INT0 IO W6 V12 IOBIT0_PIO05 N6 R6 D_A8 U6 D_D0 D_D1 T6 P8 D_D10 D_D11 P9 N8 D_D12 D_D13 N9 N10...

Page 18: ...12 FPDAT14 FPDAT15 D13 H13 FPDAT16 FPDAT17 H14 F12 FPDAT2 L3 M3 DB4 DB5 L2 M2 DB6 DB7 D2 D3 DB8 DB9 D4 C11 DRDY FPA0 J14 G13 FPCS1X FPCS2X A11 A12 CS C4 A4 DB0 DB1 A3 E4 DB10 DB11 E3 E2 DB12 DB13 E1 F3 DB14 DB15 F2 B3 DB2 DB3 CM2VREF N7 G11 CNF0 CNF1 L11 K11 CNF2 CNF3 D9 E11 CNF4 CNF5 D11 L10 CNF6 L5 COREVDD1 COREVDD2 D10 H11 COREVDD3 M7 P7 CM2CLKOUT P4 CM2DAT0 CM2DAT1 N4 N5 CM2DAT2 CM2DAT3 M5 L6 ...

Page 19: ...8 9 9 1674787 1 CN400 1 1 10 10 22 R411 0 100NF C400 NC C426 VCCD R402 150K VBAT NC C430 7 VDD 9 VREF VSS 8 CS 29 3 IRQ RD 31 RST 4 28 WR LED 2 19 MTR 5 NC PLLC 6 17 SPOUT1 SPOUT2 18 15 SPVDD SPVSS 16 EQ3 14 33 G G 34 35 G G 36 HPOUT L MONO 10 11 HPOUT R IOVDD 32 25 D2 D3 24 23 D4 D5 22 21 D6 D7 20 EQ1 12 13 EQ2 U401 30 A0 1 CLKI D0 27 26 D1 R417 2 2K 1 C425 33PF 6 3V C404 10UF C419 390PF 10K 1 R4...

Page 20: ... KEY XBS 1 12 ZD507 4 IN IN 5 IN 6 7 OUT OUT 8 OUT 9 10 OUT NFA21SL307X1A45L F506 G 12 G 3 IN 330NF AVLC 5S 02 100 ZD519 BYP CTL GND VIN VOUT C500 LED503 MIC5219 3 3BM5 U702 AOT 0603P B01 A LED512 VCCD_1 8 AOT 0603P B01 A 68 VBAT R503 C513 33PF 5 IN 6 IN OUT 7 8 OUT 9 OUT OUT 10 F501 NFA21SL307X1A45L 1 GG 2 IN 3 IN 4 CAM 4POINT VOLUME 1 1 2 2 3 3 4 4 6 VCC LED500 HSDL 3209 7 GND IOVCC 5 LEDA 1 RXD...

Page 21: ...R608 1K 100NF C600 1K TP601 UDZS5 1B ZD604 1 2 3 4 5 6 47K R600 R6021 K ZD600 ESDA6V1 5P6 4 5 6 TP602 ZD601 ESDA6V1 5P6 1 2 3 1K R605 C602 1UF TP605 R601 47K TP603 R6101 K UDZS8 2B ZD603 4 5 6 ESDA6V1 5P6 ZD602 1 2 3 8 8 9 9 NC 28 29 NC 1K R612 26 26 27 27 3 3 4 4 5 5 6 6 7 7 18 18 19 19 2 2 20 20 21 21 22 22 23 23 24 24 25 25 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 1K U600 WCG 3BL2 7 0710...

Page 22: ...RX2 GSM900TX 10 VC1 11 9 VC2 SKY77325 12 U701 F700 13 ANT 7 GG 12 14 G GSM1800RX1 3 4 GSM1800RX2 8 GSM1800 1900TX GSM1900RX1 C736 47PF LMSP65HA 294 C702 33PF 100K R713 300 R710 33PF C717 L700 30K R707 5 6nH 18 R709 C719 1PF R702 2 7K TXQP 9 VDD 32 VDD 26 XEN 8 XIN 27 XOUT 10 _PDN 12 _SEN RXQN 28 RXQP 13 SCLK 14 SDI 11 SDO 5 TXIN 4 TXIP 7 TXQN 6 RFIGN 20 RFIGP 17 RFIPN 16 RFIPP 22 RFOD 23 RFOG 3 RX...

Page 23: ...SAMSUNG Proprietary Contents may change without notice 3 SGH S342i Exploded View and Parts List 3 3 This Document can not be used without Samsung s authorization 1 Cellular phone Exploded View ...

Page 24: ...79 QSC14 PMO FOLDER SCREW CAP GH72 17045A QSP03 PMO SPK DUMMY GH72 16842A QMW02 PMO MAIN WINDOW GH72 16844A QFR01 MEC FRONT COVER GH75 05600A QKP01 MEC KEY PAD GH75 05602A QCA02 UNIT CAMERA KEY GH59 01730A QMP01 PBA MAIN GH92 01913A QMI01 MICROPHONE ASSY GH30 00154A QVK01 UNIT VOLUME KEY GH59 01729A QRF01 MPR RF SHEET GH74 11166A QME01 UNIT METAL DOM GH59 01728A QCR26 SCREW MACHINE 6001 001850 QAN...

Page 25: ...2i Exploded View and Parts List 3 3 This Document can not be used without Samsung s authorization 3 1 RF Test Cable GH39 00283A 3 2 Test Cable GH39 00304A 3 Test Jig GH80 03307A 3 3 Serial Cable 3 4 Power Supply Cable 3 5 DATA CABLE GH39 00305A 3 6 TC GH44 00701A ...

Page 26: ...4 C304 0601 001790 LED504 2203 000254 C305 0601 001790 LED505 2203 000254 C701 0601 001790 LED506 2203 000254 C704 0601 001790 LED507 2203 000254 C709 0601 001790 LED508 2203 000254 C713 0601 001790 LED509 2203 000254 C721 0601 001790 LED511 2203 000254 C729 0601 001790 LED512 2203 000278 C214 0601 001790 LED513 2203 000278 C215 0601 001790 LED514 2203 000278 C408 0601 001790 LED515 2203 000278 C4...

Page 27: ...36 C419 1405 001108 ZD501 2203 000940 C421 1405 001108 ZD502 2203 000940 C423 1405 001108 ZD503 2203 000940 C519 1405 001108 ZD504 2203 000995 C211 1405 001108 ZD505 2203 000995 C700 1405 001108 ZD506 2203 000995 C728 1405 001108 ZD507 2203 000995 C730 1405 001108 ZD508 2203 000995 C732 1405 001108 ZD509 2203 000995 C736 1405 001108 ZD510 2203 001101 C212 1405 001108 ZD516 2203 001383 C722 1405 00...

Page 28: ...3 005482 C201 2007 000148 R203 2203 005482 C202 2007 000148 R204 2203 005482 C205 2007 000148 R205 2203 005482 C209 2007 000148 R712 2203 005482 C213 2007 000153 R300 2203 005482 C216 2007 000156 R707 2203 005482 C303 2007 000157 R202 2203 005482 C306 2007 000157 R208 2203 005482 C307 2007 000157 R211 2203 005482 C310 2007 000157 R525 2203 005482 C312 2007 000157 R600 2203 005482 C315 2007 000157 ...

Page 29: ...006108 C119 2007 001288 R704 2203 006137 C710 2007 001288 R709 2203 006208 C504 2007 001290 R212 2203 006257 C506 2007 001290 R214 2404 001225 C110 2007 001295 R400 2404 001225 C120 2007 001295 R401 2404 001225 C210 2007 001295 R440 2404 001225 C301 2007 001295 R441 2404 001225 C404 2007 001301 R503 2404 001225 C415 2007 001301 R504 2404 001225 C507 2007 001306 R510 2404 001225 C518 2007 001306 R5...

Page 30: ... R711 2909 001249 F700 2007 007021 R406 3301 001105 L601 2007 007021 R414 3301 001105 L708 2007 007095 R528 3301 001362 L200 2007 007101 R403 3301 001438 L400 2007 007134 R421 3301 001438 L401 2007 007134 R427 3705 001355 CN700 2007 007142 R407 3709 001298 CN100 2007 007142 R410 3710 002189 U600 2007 007142 R420 3711 005159 CN500 2007 007142 R425 3722 002181 CN400 2007 007317 R405 4302 001158 BAT1...

Page 31: ...SAMSUNG Proprietary Contents may change without notice 5 SGH S342i PCB Diagrams 5 1 This Document can not be used without Samsung s authorization ...

Page 32: ...SAMSUNG Proprietary Contents may change without notice SGH S342i PCB Diagrams 5 2 This Document can not be used without Samsung s authorization ...

Page 33: ...enna ASM RF FILTER π 2 RF PLL PGA SERIAL DATA INTERFACE GSM 890MHz 915MHz PAM GSM 925MHz 960MHz I Q CSP2600 TRIDENT HP DSP16000 ARM946ES UI SERIAL DATA CLK LE RF FILTER DCS 1805MHz 1880MHz L N A PGA A D C A D C IF PLL DCS 1710MHz 1785MHz D E T 100KHz CHANNEL FILTER D A C D A C PGA PGA R X TCVCXO 13 MHz C L K A F C T X I Q Si 4205 PCS 1930MHz 1990MHz PCS 1850MHz 1910MHz RF FILTER ...

Page 34: ...R DC DC CHARGER SIM X TAL 13MHz RS232 CSP2600 Audio Part LCD KEYBOARD PSRA M 32M FLASH ROM 128M TXIP TXIN TXQP TXQN RXIP RXIN RXQP RXQN SERCK SERLE SERDA RFOVL TXP OCTL RF DIRVER TXI Q RX I Q TXP SERCK SERLE SERDA OCTL IO RWN AB 8 0 DB 15 0 INT1 IRQx PAx RSTB IO RWN AB 8 0 DB 15 0 INT1 IRQx PAx RSTB ARM DSP JTAG ICE DAICK DAIRN DAIDO DAIDI DAI DSPJTAG JTAG GPRS ACC PPI Programmable Peripheral I O ...

Page 35: ...Co Ltd Nov 2004 Printed in Korea Code No GH68 06291A BASIC ⓒ This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law ...

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