manualshive.com logo in svg

Samsung Anycall SGH-N700, Service Manual

Share
Download
Samsung Anycall SGH-N700 Service Manual Download Page 19

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

5. SGH-N700 Block Diagrams

5-1

1. RF Solution Block Diagram

EGSM RX (925~960  MHz)

LN A

PGA

PGA

ADC

ADC

VCT CXO
(OSC401)

EGSM TX

(880  ~ 91 5 MHz)

DCS TX

(1710  ~ 17 85 MHz)

Dua l  PA M

(U403)

Fr ont

En d

Mod ule

(U402)

RF

Cone ctor

 (U401)

Si 42 05

(U404)

RF

PLL

IF

PLL

PD

LPF

Mi x e r

Channel

Fi

lt

er

PG A

PG A

DAC

DAC

10 0
kH z

CS P

22 00 B1

(U101)

Bryce Park

I

Q

I

Q

SDATA

SCLK  

SENB

PDNB

LN A

DCS RX ( 1880 MHz )

Summary of Contents for Anycall SGH-N700

Page 1: ... N700 1 Specification 2 Circuit Description 3 Exploded Views and Parts List 4 Electrical Parts List 5 Block Diagrams 6 PCB Diagrams 7 Flow Chart of Troubleshooting SAMSUNG Anycall CONTENTS SAMSUNG Anycall ...

Page 2: ... Ltd January 2005 Printed in Korea Code No GH68 06532A 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 ...

Page 3: ...805 1880 ARFCN range 1 124 0 124 975 1023 512 885 Tx Rx spacing 45MHz 45MHz 95MHz Mod Bit rate Bit Period 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 Modulation 0 3GMSK 0 3GMSK 0 3GMSK MS Power 33dBm 13dBm 33dBm 5dBm 30dBm 0dBm Power Class 5pcl 15pcl 5pcl 19pcl 0pcl 15pcl Sensitivity 102dBm 102dBm 100dBm ...

Page 4: ...2 dBm 7 29 2 dBm 8 27 2 dBm 9 25 2 dBm 10 23 2 dBm 11 21 2 dBm 12 19 2 dBm 13 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 2 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 4dBm 12 6 4 dBm 13 4 4 dBm 14 2 5 dBm 15 0 5 dBm 2 GSM TX power class ...

Page 5: ...lled by serial data to select channel and use fast lock mode for GPRS high class operation 5 SI 4205 U404 This chip integrates two differential input LNAs The GSM input supports the E GSM DCS input supports the DCS1800 The LNA inputs are matched to the 200 ohm differential output SAW filters through eternal LC matching network Image reject mixer downconverts the RF signal to a 100 KHz intermediate...

Page 6: ...al interface unit SIU provides access to control and configuration registers This interface gives a microprocessor full control of the CSP2200B1 and enables system designers to maximize both standby and talk times Error reporting is provided via an interrupt signal and status register Supervisory functions including a reset generator an input voltage monitor and a thermal monitor support reliable ...

Page 7: ...mands to LCD Data and commands use A 2 signal If this signal is high Inputs to LCD are commands If it is low Inputs to LCD are data The signals which inform the input or output state to LCD are required But this system is not necessary for read enable signal CP_WEN signal is only used to write data or commands to LCD Power signal for operating LCD driver is VCCD 3 JTAG Connector Trident has two JT...

Page 8: ... complex music without giving excessive load to the CPU of the portable telephones Moreover the registers of the FM synthesizer can be operated directly for real time sound generation allowing for example utilization of various sound effects when using the game software installed in the portable telephone YMU759 includes a speaker amplifier with high ripple removal rate whose maximum output is 550...

Page 9: ...ARM core and DSP core CSROMEN CSRAMEN and CS1N to CS4N in the ARM core are connected to each memory WEN and OEN control the process of memory External IRQ Interrupt ReQuest signals from each units such as YMU Ear jack Ear mic and CSP1093 need the compatible process Some PPI pins has many special functions CP_KB 0 9 receive the status from key FPCB and are used for the communications using data lin...

Page 10: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Circuit Description 2 6 ...

Page 11: ... notice 3 SGH N700 Exploded Views and Parts List 3 1 This Document can not be used without Samsung s authorization 1 Cellular phone Exploded View 1 QIF01 QMP01 QMO01 QSP01 QLC01 QME01 QMI01 QCR05 QKP01 QFR01 QMW02 QAN02 QAN05 QRE01 QRF01 QBA21 QCR04 ...

Page 12: ...RONT COVER GH75 04537A QIF01 PMO IF COVER GH72 16745A QKP01 MEC KEYPAD ASSY GH75 04539A QSP01 SPEAKER 3001 001576 QMO01 MOTOR GH31 00047A QMP01 MIAN PBA GH92 01986A QLC01 LCD GH07 00623A QME01 UNIT METAL DOME GH59 01456A QMI01 MICROPHONE ASSY GH30 00125A QCR05 SCREW 6001 001478 QAN05 MEC INTENA RUBBER GH75 05620A QRE01 REAR COVER GH75 04538A QCR04 SCREW MACHINE 6001 001479 QRF01 MPR R F COVER GH74...

Page 13: ...ploded Views and Parts List 3 3 This Document can not be used without Samsung s authorization 3 Test Jig GH80 00865A 3 1 RF Test Cable GH39 00182A 3 2 Test Cable GH39 00127A 3 3 Serial Cable 3 4 Power Supply Cable 3 5 DATA CABLE GH39 00143B 3 6 TA GH44 00284A ...

Page 14: ...SAMSUNG Proprietary Contents may change without notice Exploded Views and Parts List 3 4 This Document can not be used without Samsung s authorization ...

Page 15: ...003304 U101 1204 001811 U502 1205 002433 U404 1209 001219 U203 1405 001082 ZD601 1405 001082 ZD602 1405 001082 ZD603 1405 001082 ZD604 1405 001082 ZD605 1405 001082 ZD606 1405 001082 ZD607 SEC CODE Design LOC 1405 001082 ZD608 1405 001082 ZD609 1405 001082 ZD610 1405 001082 ZD611 1405 001082 ZD612 1405 001082 ZD613 1405 001082 ZD614 1405 001082 ZD615 1405 001082 ZD616 1405 001082 ZD617 1405 001082...

Page 16: ...21 2007 000690 R301 2007 000775 R505 2007 000775 R506 2007 001119 R517 2007 001217 R601 2007 001217 R602 2007 001217 R605 2007 001217 R606 2007 001217 R607 2007 001217 R608 SEC CODE Design LOC 2007 001217 R631 2007 001217 R632 2007 001217 R633 2007 001217 R634 2007 001217 R635 2007 001217 R636 2007 001292 R502 2007 001292 R503 2007 001319 R101 2007 001325 R507 2007 002797 R421 2007 003001 R422 200...

Page 17: ...50 2203 000885 C303 2203 000995 C434 2203 001072 C101 2203 001072 C102 2203 001072 C114 2203 001072 C215 2203 001072 C216 2203 001383 C412 2203 001405 C507 2203 001598 C111 SEC CODE Design LOC 2203 001598 C112 2203 001598 C116 2203 001652 C113 2203 005061 C103 2203 005061 C106 2203 005061 C117 2203 005061 C119 2203 005061 C124 2203 005061 C213 2203 005061 C214 2203 005061 C217 2203 005061 C218 220...

Page 18: ...2203 006324 C104 2203 006324 C105 2404 001086 C511 2404 001239 C602 2404 001268 C123 2404 001281 C417 2404 001281 C433 2404 001305 C529 2404 001339 C509 2404 001348 C406 2703 001512 L401 2703 001751 L405 2703 002201 C451 2703 002204 L402 2703 002624 L301 2703 002759 L403 2801 003747 OSC201 2809 001264 OSC401 2909 001225 U402 3705 001287 U401 3709 001335 CN101 3710 002017 CN601 4302 001130 BAT101 G...

Page 19: ...1 RF Solution Block Diagram EGSM RX 925 960 MHz LN A PGA PGA ADC ADC VCT CXO OSC401 EGSM TX 880 91 5 MHz DCS TX 1710 17 85 MHz Dua l PA M U403 Fr ont En d Mod ule U402 RF Cone ctor U401 Si42 05 U404 RF PLL IF PLL PD LPF Mi x er Channel Fi lt er PGA PGA DAC DAC 10 0 kH z CSP 22 00 B1 U101 Bryce Park I Q I Q SDATA SCLK SENB PDNB LN A DCS RX 1880MHz ...

Page 20: ...SAMSUNG Proprietary Contents may change without notice Block Diagrams This Document can not be used without Samsung s authorization 5 2 2 Base Band Solution Block Diagram ...

Page 21: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization 6 SGH N700 PCB Diagrams 6 1 1 Main PCB Top Diagram ...

Page 22: ...SAMSUNG Proprietary Contents may change without notice PCB Diagrams This Document can not be used without Samsung s authorization 5 2 2 Main PCB Bottom Diagram ...

Page 23: ...umption 100mA The set is not Power On Voltage 3 3V Download again Charge the Battery pin J12 of U101 2 8V Check U101 and C112 pin A13 of U101 2 8V Check the clock signal at pin R6 Freq 13MHz Check the clock generation circuit related to OSC401 END No Yes Yes Yes Yes Yes No No No No pin G11 1 8V No Yes Check the VBATT Voltage Check the pin of U101 Check the initial operation Check the current consu...

Page 24: ...in J12 of U101 2 825V Initialization Failure Check the U101 If it has some problem adjust it END No Yes Is the pin K9 of U101 Low High Yes Check the U201 32 768kHz wave forms at the C220 and C221 Check the LCD Part Yes No Yes Yes The Voltage is High at the C112 Check the Audio Part No Check the U101 If it has some problem adjust it Check the U101 LCD display is O K No No Yes Yes Sound is O K No ...

Page 25: ...10 K10 GNDS17 GNDS2 F8 GNDS3 F9 GNDS4 F10 GNDS5 G7 GNDS6 G8 GNDS7 G4 DB8 F4 DB9 F1 DINTR P3 GNDB F6 GNDD M10 GNDQ E8 GNDS1 F7 H7 GNDS10 GNDS11 H8 H9 GNDS12 DB11 F3 DB12 E2 DB13 E3 DB14 D3 D2 DB15 DB2 K3 J5 DB3 J6 DB4 DB5 H5 G3 DB6 DB7 CH_ISEN F12 CH_RES D14 E9 CREF K8 CSN_PSC R4 DAICK DAIDI L6 DAIDO M6 DAIRN P 4 DB0 K1 DB1 K2 F2 DB10 AFC AOUTAN N12 AOUTAP P11 AOUTBN P12 AOUTBP R12 AUXINN L14 AUXIN...

Page 26: ... without Samsung s authorization Flow Chart of Troubleshooting 7 4 3 SIM Part Are there any Signals at pin N9 R10 P10 of U101 Insert SIM is displayed on the LCD Check the U102 Check the SIM Card END No Yes Yes Yes No Check the U101 Are there any Signals at pin K12 K11 K14 J11 of CN101 ...

Page 27: ...n not be used without Samsung s authorization 7 5 4 Charging Part The pin 17 18 of CN601 is TA_VEXT 5V Abnormal charging operation Replace TA or Check CN601 No END Yes The pin 7 of U107 3 3V Check the U107 No Yes No Solder again or change R107 Yes The ICHRG 1 4V during charging and 180mV full charging ...

Page 28: ...DD 2 LED MT R 19 NC 5 22 D5 21 D6 20 D7 12 EQ 1 EQ 2 13 14 EQ 3 G 33 34 A0 30 CLKI 1 27 D0 D1 26 D2 25 24 D3 D4 23 0 YMU762C QZE 2 U401 220NF C42 8 R421 1 7 U404 1 LMC6035IBPX 4 3 2 8 LMC6035IBPX U404 2 5 6 56P F VBAT 220NF C434 VCCD VCCA C407 100K R400 V408 AVLC 5S 02 10 0 V403 VCCA 68K 1 R40 7 3 4 5 6 7000 2 5G DB1 A CN40 1 1 2 C400 C416 GRP1555C1H330J 1UF 220N F C40 4 56K R437 VCCA 0 R403 R416 ...

Page 29: ...ed without Samsung s authorization 7 7 5 Microphone Part Is the assembled status of microphone O K Microphone does not work C529 2 5V Reassemble the microphone Solder the microphone again or Replace around Mic Circuit END No Yes Yes Yes Yes No Is microphone ok No Check U101 Check the reference voltage on Mic path ...

Page 30: ...t Is the terminal of Speaker O K There is no sound from Speaker No Replace the Speaker The pin 4 of U501 is Low Check U502 The pin 4 of U501 is High Check U501 Are there any signals at the pin 5 and pin 7 of U501 END Yes Yes No The type of sound from the Speaker is Melody Yes No No No Yes Yes Yes Are there any signals at the pin 2 and pin 10 of U501 No Check U101 ...

Page 31: ...DD 2 LED MT R 19 NC 5 22 D5 21 D6 20 D7 12 EQ 1 EQ 2 13 14 EQ 3 G 33 34 A0 30 CLKI 1 27 D0 D1 26 D2 25 24 D3 D4 23 0 YMU762C QZE 2 U401 220NF C42 8 R421 1 7 U404 1 LMC6035IBPX 4 3 2 8 LMC6035IBPX U404 2 5 6 56P F VBAT 220NF C434 VCCD VCCA C407 100K R400 V408 AVLC 5S 02 10 0 V403 VCCA 68K 1 R40 7 3 4 5 6 7000 2 5G DB1 A CN40 1 1 2 C400 C416 GRP1555C1H330J 1UF 220N F C40 4 56K R437 VCCA 0 R403 R416 ...

Page 32: ...nel U404 CHECK pin8 13MHz Vp p 860mV U402 CHECK pin 2 3 65dBm U404 CHECK pin 20 21 65dBm Check soldered status of R426 L402 C450 U401 resolder or change U402 resolder or change C408 L401 C409 resolder or change OSC401 CHECK clean 3V U404 CHECK pin 9 clean 3V U101 pin 39 check or resolder U404 pin 1 2 3 28 Vp p 100mV U404 resolder or change CHECK U101 NO YES NO NO NO NO NO NO NO YES YES YES YES YES...

Page 33: ...en R402 U403 1 2V YES NO R402 check change C434 5dBm YES YES U403 change U101 check change YES NO U404 pin 32 3V U101 pin C4 change or resolder YES U900 pin 4 5 1 7V YES U101 change NO NO U404 change or resolder YES U404 pin 8 13MHz Vp p 950mV U404 pin 9 3V YES OSC401 pin 3 13MHz Vp p 950mV OSC401 change or resolder U101 check or change 0SC401 pin 4 3V U101 pin C4 change or resolder U101 change or...

Page 34: ...nel U404 CHECK pin 8 13MHz Vp p 860mV U402 CHECK pin 4 5 65dBm U404 CHECK pin 18 19 65dBm Check soldered status of R426 L402 C450 U401 resolder or change U402 resolder or change C411 L403 C413 resolder or change OSC401 CHECK clean 3V U404 CHECK pin 9 clean 3V U101 pin 39 check or resolder U404 pin 1 2 3 28 Vp p 100mV U404 resolder or change CHECK U101 NO YES NO NO NO NO NO NO NO YES YES YES YES YE...

Page 35: ...heck change Between R402 U403 1 2V YES NO R402 check change NO C436 5dBm YES YES YES U101 check NO U404 pin 3 3V U101 pin 39 change or resolder YES U404 pin 5 1 7V U101 change NO NO U404 change or resolder YES U404 pin 8 13MHz Vp p 950mV U404 pin 9 3V YES YES OSC401 13MHz Vp p 950mV OSC401 change or resolder U101 check or change OSC401 pin 4 3V U101 pin 39 change or resolder U101 change or resolde...

Page 36: ... R423 C443 10K 4 1 VT C417 22UF 6 3V OSC401 VC TCXO 208C3 2 GND 3 OUT VCC NC C437 C440 100PF VRF C407 C401 22PF 100PF C409 C439 18PF C413 1PF 1PF 3PF C450 R425 0 C452 NC 33nH C451 C438 10NF GND 16 17 GND GSM850 900IN 1 GSM850 900OUT 14 6 TX_EN VBATT 5 VCC 12 VRAMP 4 DCS PCSIN 9 DCS PCSOUT 10 GND 23 GND GND 81 1 GND GND 13 15 GND U403 TQM7M4022 BS 7 3 9nH L405 G1 4 G2 IN 1 OUT 2 12 R422 MS 156 02 U...

Reviews:

No comments

Brands by name

Popular brands

Load more brands