Manuel d'utilisation / d'entretien du produit SGH-I750 du fabricant Samsung
Aller à la page of 87
GSM TELEPHONE SGH-i750 GSM TELEPHONE CONTENTS 1. Specification 2. Circuit Description 3. Exploded Views and Parts List 4. Electrical Parts List 5. Block Diagrams 6.
SAMSUNG Proprietary-Contents may change without notice 1. Specification This Document can not be used with out Samsung's authorizat ion 1-1 PCS1900 1850~1910 1930~1990 512~810 80MHz 270.833kbps 3.692us 576.9us 4.615ms 0.3GMSK 30dBm~0dBm 0pcl ~ 15pcl -100dBm 8 - GSM900 Phase 1 EGSM 900 Phase 2 DCS1800 Phase 1 Freq.
SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung's authorizat ion Specificat ion 1-2 TX Power control level PCS1900 0 30±3 dBm 1 28±3 dBm 2 .
SAMSUNG Proprietary-Contents may change without notice 2. Circuit Description This Document can not be used with out Samsung's authorizat ion 2-1 2-1. SGH-i750 RF Circuit Description 2-1-1. ANTENNA SWITCH (U 101:LMG003S-5091A) → Switching Tx, Rx path f or EGSM900, DCS18 00 and PCS1900 by logic cont rolling.
SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung's authorizat ion Circuit Description 2-2 2-1-4. Power Amplifier Module (PAM101:BGY290E) This chip is a GSM/EDGE compl iant quad band P ower amplifier module (PAM) w ith integrated pow er control loop (PCL).
SAMSUNG Proprietary-Contents may change without notice Circuit Description This Document can not be used with out Samsung's authorizat ion 2-3 A 32.768 kHz crystal oscilla tor which provides an a ccurate low clock frequency for the PCF 50603 and external circ uitry.
SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung's authorizat ion Circuit Description 2-4 In the Wrting process, WEn is fallen to low and it enables writing process to operate. Du ring reading process, OEn is fallen to low and it enables read ing process to operate.
SAMSUNG Proprietary-Contents may change without notice Circuit Description This Document can not be used with out Samsung's authorizat ion 2-5 VBAT33 via U618(XC6401EE2 7DR) which is a backup bat.
SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung's authorizat ion Circuit Description 2-6 DPRAM Memory(UME401:7 0P248L55) 4Kx16bit dual port RAM ● It is accessed by Phone and PDA, but not accesse d simultaneously.
SAMSUNG Proprietary-Contents may change without notice Circuit Description This Document can not be used with out Samsung's authorizat ion 2-7 Module(MOD800:LBWA1UDBD7-093) The Wi-Fi Module wh ich uses Philips Chip is m anufactur ed by MuRata. I t only suppor ts 802.
SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung's authorizat ion Circuit Description 2-8 IrDA(HSDL-3002) IrDA Data Complian t 115.2kbit/ s with Remot e Control Tra nsmission Inf rared Tran sceiver.
SAMSUNG Proprietary-Contents may change without notice 3. Exploded View and Parts List 3-1 This Document ca n not be used wi thout Samsun g's author ization 3-1.
SAMSUNG Proprietary-Contents may change without notice Exploded v iew and Part Li st 3-2 This Document ca n not be used wi thout Samsun g's author ization 3-2.
SAMSUNG Proprietary-Contents may change without notice Exploded view an d Part List 3-3 This Document ca n not be used wi thout Samsun g's author ization Description SEC CODE BAG PE 6902-000634 C.
SAMSUNG Proprietary-Contents may change without notice Exploded v iew and Part Li st 3-4 This Document ca n not be used wi thout Samsun g's author ization 3-3. Test Jig (GH80-03308A) 3-3-2. RF Test Cable (GH39-00261A) 3-3-3. Test Cable (GH39-00477A) 3-3-5.
SAMSUNG Proprietary-Contents may change without notice 4. Electrical Parts List 4-1 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SE C Code STATUS BTC60.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-2 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SE C Code STATUS C220 C-.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-3 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SE C Code STATUS C326 C-.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-4 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SE C Code STATUS C537 C-.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-5 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SE C Code STATUS C620 C-.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-6 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SE C Code STATUS C719 C-.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-7 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SE C Code STATUS C844 C-.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-8 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SE C Code STATUS L127 IN.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-9 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SEC Code STATUS R205 R-C.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-10 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SEC Code STATUS R431 R-.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-11 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SEC Code STATUS R705 R-.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-12 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SEC Code STATUS TA505 C.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-13 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SEC Code STATUS U408 IC.
SAMSUNG Proprietary-Contents may change without notice Electrical Par ts List 4-14 This Document ca n not be used wi thout Samsun g's author ization Ddsign LOC Discription SEC Code STATUS ZD506 D.
SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung's authorizat ion 5. Block Diagrams 5-1 PHONE RF PCF 5213 NOR FLASH 256Mb + ScRAM 64Mb PHONE Logic PHONE POWER IC PCF50603 Downloading(s erial) CPU 2.
SAMSUNG Proprietary-Contents may change without notice 6. PCB Diagrams 6-1 This Document ca n not be used wi thout Samsun g's author ization 6-1. Main PCB Top Diagram.
SAMSUNG Proprietary-Contents may change without notice PCB Diagrams 6-2 This Document ca n not be used wi thout Samsun g's author ization 6-2. Main PCB Bottom Diagram.
SAMSUNG Proprietary-Contents may change without notice PCB Diagrams 2-3 This Document ca n not be used wi thout Samsun g's author ization 6-3. SUB PCB Top Diagram.
SAMSUNG Proprietary-Contents may change without notice PCB Diagrams 6-4 This Document ca n not be used wi thout Samsun g's author ization 6-4. SUB PCB Bottom Diagram.
SAMSUNG Proprietary-Contents may change without notice 7. Flow Chart of TroubleShooting 7-1 This Document ca n not be used wi thout Samsun g's author ization 7-1. Power On PDA Part In U604 4pin = 3.0V , 23pin = 1.3V 25pin = 1.1V , 33pin = 1.4v Insert Power NG 2pin in U607 >3 .
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-2 This Document ca n not be used wi thout Samsun g's author ization L605 R627 R610 TA606 .
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-3 This Document ca n not be used wi thout Samsun g's author ization.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-4 This Document ca n not be used wi thout Samsun g's author ization PHONE Part Phone ON N.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-5 This Document ca n not be used wi thout Samsun g's author ization R434 3 1 2 5 4 C416 U.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-6 This Document ca n not be used wi thout Samsun g's author ization.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-7 This Document ca n not be used wi thout Samsun g's author ization GND 2 OUT 3 4 VCC 1 V.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-8 This Document ca n not be used wi thout Samsun g's author ization.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-9 This Document ca n not be used wi thout Samsun g's author ization 7-2.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-10 This Document ca n not be used wi thout Samsun g's author ization VB AT IR DA 30 C 202.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-11 This Document ca n not be used wi thout Samsun g's author ization.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-12 This Document ca n not be used wi thout Samsun g's author ization 7-3.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-13 This Document ca n not be used wi thout Samsun g's author ization R 202 R 205 C 209 C .
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-14 This Document ca n not be used wi thout Samsun g's author ization Reciever Working Ope.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-15 This Document ca n not be used wi thout Samsun g's author ization Mic Working Operate .
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-16 This Document ca n not be used wi thout Samsun g's author ization R516 R536 C584 2 Y3 .
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-17 This Document ca n not be used wi thout Samsun g's author ization Hands-Free Stereo He.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-18 This Document ca n not be used wi thout Samsun g's author ization C539 L506 L507 C521 .
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-19 This Document ca n not be used wi thout Samsun g's author ization 7-4.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-20 This Document ca n not be used wi thout Samsun g's author ization 3 4 5 6 2 3 4 5 6 ZD.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-21 This Document ca n not be used wi thout Samsun g's author ization 7-5.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-22 This Document ca n not be used wi thout Samsun g's author ization VBAT D603 3 1 2 MOTO.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-23 This Document ca n not be used wi thout Samsun g's author ization.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-24 This Document ca n not be used wi thout Samsun g's author ization 7-6.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-25 This Document ca n not be used wi thout Samsun g's author ization VB AT IR DA 30 C 202.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-26 This Document ca n not be used wi thout Samsun g's author ization.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-27 This Document ca n not be used wi thout Samsun g's author ization 7-7.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-28 This Document ca n not be used wi thout Samsun g's author ization R732 R759 Z D 7 0 8 .
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-29 This Document ca n not be used wi thout Samsun g's author ization.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-30 This Document ca n not be used wi thout Samsun g's author ization 7-8. WLAN Working Operate WLAN NG in U616 7pin = 1.8 V 6pin = 3.0V ? Check U616 & neighboring circ uits YES NO Change the Ant.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-31 This Document ca n not be used wi thout Samsun g's author ization 52 BTCX_RXIND 6 G N .
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-32 This Document ca n not be used wi thout Samsun g's author ization.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-33 This Document ca n not be used wi thout Samsun g's author ization 7-9. Bluetooth Working Operate Bluetooth NG 5pin = 3.0 V in U618? Check U618 & neighboring circ uits YES NO Change the Ant.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-34 This Document ca n not be used wi thout Samsun g's author ization VBT30 C853 R822 7 5 .
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-35 This Document ca n not be used wi thout Samsun g's author ization.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-36 This Document ca n not be used wi thout Samsun g's author ization 7-10. GSM Receiver U101 Pin7 >= -65dBm Resolder RFS101, C104, L123 END No Yes RX ON RF input : CH center freq : +67.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-37 This Document ca n not be used wi thout Samsun g's author ization 7-11. GSM Transmitter U101 Pin7 < 18dBm Resolder RFS101, C104, L123 TX ON (5Level) Check U101 pin4 = H (2.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-38 This Document ca n not be used wi thout Samsun g's author ization 7-12. DCS Receiver U101 Pin7 >= -65dBm Resolder RFS101, C104, L123 No Yes RX ON RF input : CH center freq : +67.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-39 This Document ca n not be used wi thout Samsun g's author ization 7-13.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-40 This Document ca n not be used wi thout Samsun g's author ization 7-14. PCS Receiver U101 Pin7 >= -65dBm Resolder RFS101, C104, L123 No Yes RX ON RF input : CH center freq : +67.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-41 This Document ca n not be used wi thout Samsun g's author ization 7-15.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-42 This Document ca n not be used wi thout Samsun g's author ization C134 GND 2 OUT 3 4 V.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-43 This Document ca n not be used wi thout Samsun g's author ization.
SAMSUNG Proprietary-Contents may change without notice F l o wC h a r to fT r o u b l e s h o o t i n g 7-44 This Document ca n not be used wi thout Samsun g's author ization.
8. Exploded and assembling View This Document can not be used without Samsung's auth orization SAMSUNG Proprietary- Conten ts may change Without notice 8-1 .
Exploded and assembling View This Document can not be used without Samsung's auth orization SAMSUNG Proprietary- Conten ts may change Without notice 8-2 .
Exploded and assembling View This Document can not be used without Samsung's auth orization SAMSUNG Proprietary- Conten ts may change Without notice 8-3 .
Exploded and assembling View This Document can not be used without Samsung's auth orization SAMSUNG Proprietary- Conten ts may change Without notice 8-4 SILK line agre ement confir m certainly.
Exploded and assembling View This Document can not be used without Samsung's auth orization SAMSUNG Proprietary- Conten ts may change Without notice 8-5 1) Press equally TAPE. 1) Fix so that there may not be MAIN PBA mov e. 2) Confirm whether POWE R KEY was put properly.
Exploded and assembling View This Document can not be used without Samsung's auth orization SAMSUNG Proprietary- Conten ts may change Without notice 8-6 names of goods CODE Specification quantity TAPE CONNECTOR GH74-20587 A 5 X 19 X T0.
Exploded and assembling View This Document can not be used without Samsung's auth orization SAMSUNG Proprietary- Conten ts may change Without notice 8-7 names of goods CODE Specification quantity TAPE CONNECTER GH74-20587 A 5 X 19 X T0.
Exploded and assembling View This Document can not be used without Samsung's auth orization SAMSUNG Proprietary- Conten ts may change Without notice 8-8.
Samsung El ectronics Co.,Ltd. May. 2006 Printed in Korea. Code No.: GH68- 11275A BASIC. This Service Manu al is a propert y of Samsung Elect ronics Co.,Ltd . Any unauthoriz ed use of Manual ca n be punished under app licable Internati onal and/o r domestic law.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Samsung SGH-I750 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Samsung SGH-I750 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Samsung SGH-I750, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Samsung SGH-I750 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Samsung SGH-I750, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Samsung SGH-I750.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Samsung SGH-I750. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Samsung SGH-I750 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
