G S M T E L E P H O N E Manual SERVICE GSM TELEPHONE CONTENTS Specification Circuit Description E xploded Views and Parts L ist E lectrical Parts L ist Block Diagrams PCB Diagrams Flow Chart of Troubleshooting...
- 1 0 0 d B m TDM A M u x C el l Ra d iu s 3 5 Km 3 5 Km 2 Km 1- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
9 ¡¾ 3dBm 4 ¡¾ 4 dBm 7 ¡¾ 3 dBm 5 ¡¾ 3 dBm 2 ¡¾ 5 dBm 0 ¡¾ 5 dBm 1- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
The Mixer output is amplified with an analog programmable gain amplifier(PGA), which is controlled by AGAIN. The quadrature IF signal is digitized with high resolution A/D converts (ADC). 2- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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(PWM) and FET to modulate the intensity of a series of LED’s or to control a DC/DC converter that drives LCD backlight. This phone (SGH-X460) use PWM. 2- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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It is 24-pin connector. They are designed to use VBAT, V_EXT_CHARGE, TXD0, RXD0, RTS0, CTS0, JIG_REC, CHARGER_OK, RXD1, TXD1, AUX_MIC, AUX_SPK and GND. They connected to power supply IC, microprocessor and signal processor IC. 2- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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The hardware sequencer of YMU762MA3 directly interprets and plays blocks relevant to synthesis (playing music and reproducing ADPCM with FM synthesizer) that are included in data distributed in SMAF. 2- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Signals in the OM6357 enable two memories. They use only one volt supply voltage, VDD3 in the PCF50601. This system uses Samsung's memory, KBB06A300M-T402. It is consisted of 128M bits flash NOR memory and 128M bits flash NAND memory and 32M bits UtRAM. It has 16 bit data line, HD[0~15] which is connected to OM6357.
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1. Cellular phone Exploded View- 1 QFU01 QLC67 QMO02 QFR01 QSP04 QFL01 QKP01 QCR04 QSC11 QMW01 QSC12 QVK01 QMP01 QME02 QIF01 QAN02 QVO01 QRE01 QRF01 QCR04 QBA18 3- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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GH72- 15078A QCR04 SCREW 6001- 001479 QBA18 BATTERY GH43- 01418A QSC11 FOLDER SCREW CAP R GH74- 09038A QSC12 FOLDER SCREW CAP L GH74- 09039A 3- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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3- 3. Serial Cable (GH39- 00261A) (GH39- 00217A) 3- 4. Power Supply Cable 3- 6. TA 3- 5. DATA CABLE (GH44- 00482A) (GH39- 00143B) 3- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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C502, C510, C511, C601 2007- 000162 R200, R202, R203, R303 2203- 000278 C602, C603 2007- 000162 R306, R307, R313, R315 2203- 000359 C150, C310 4- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
2203- 005482 C414, C417, C428, C504 3722- 002067 EAR500 2203- 005482 C505, C509 4302- 001157 BAT400 2203- 006053 C124, C308, C421, C424 4- 2 4- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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VDD2 (1.35V min 3.45V max , 150mA ) VDD3 (1.35V min 3.45V max , 100mA ) VDD4 (1.35V min 3.45V max , 150mA ) 5- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
(32M bit) RAMP VDD2 FLASH VDD3 (256M bit) VDD_VIB MIC_BIAS Li-Ion Battery (Slim) VDD_KEY KEY_BOARD VDD_AMP AVDD Charging RTC_CLOCK SIM CARD Circuit (32.768KHz) AVDD_TEMP 5- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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6 . S G H - X 4 6 0 P C B D i a g r a m s 1. Main PCB Top Diagr am 6- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
PCB Diagrams 2. Main PCB Bot t om Diagr am 6- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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C heck for the clock at C 121 = 26M H z (related to O SC 101) Y es C heck the initial operation Y es E N D 7- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
AVDDVBA T AVDDVBA T AVD D AVDD AVD D AVDDS HF A HFAVBA T HFAVBA T HFAVD D HFAVD D VIBVBA T VIBVD D 7- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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(m em ory C E ) O K ? Y es C heck the circuit around L C D&U 302 (Short or not solder) Y es E N D 7- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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VSS_O VSS_P BS I CS I VDD_BB VDD_ D D1 4 VDD_REF VDD_VB C1 2 VSS_BB VDD_VBOUT D1 1 VSS_D VSS_REF VSS_VB VSS_VBOUT 7- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
C H G _O N signal Y es U 304 pin 7 R esolder or replace U 304 ¡Ö4.2V ? Y es E N D 7- 5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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MAX1508ETA C317 R318 470n F 2.7K R319 330K,1% MES_BATT V304 R320 220K AVDD_TEM P R321 100K,1% TEMP_PRODUCT V300 R322 NCP15WB473J04RC 100K,1% PCB_HOLE THERMISTER 7- 6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
C N 500 pin 2 = " H (SIM _R ST)" ? Y es C heck the SIMC ard Y es E N D 7- 7 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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AVDDVBA T AVDDVBA T AVD D AVDD AVD D AVDDS HF A HFAVBA T HFAVBA T HFAVD D HFAVD D VIBVBA T VIBVD D 7- 8 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
200 to M IC R 502, and R 506 Y es C heck the M IC R eplace the M IC Y es E N D 7- 9 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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H ZD503 uClamp0501 H ZD504 uClamp0501 H ZD505 uClamp0501 H ZD506 uClamp0501 H EARP_P 3-4I N 1-2I N AMP_N AMP_N SPK_N L503 BLM10A102SGPT 7- 10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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C heck the circuit related to ¡Ö1.8V ? " SPK _P/SPK _N "signal Y es Is Speaker working? C hange the Speaker Y es E N D 7- 11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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MELODY IC 6.8K R323 V.C1-1 ON/OFF C320 R324 100K 33PF 100K R312 R1,C1 C310 RSTO N 150PF C312 R314 100N F 2.2K EARP_H F 7- 12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
W hen one of the keys is R eplace the PBA pushed, K B IOsignal is O K ? Y es E N D 7- 13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
M odify the speaker wire soldering speaker wire Y es R eplace the R eceiver Is R eceiver working? Y es E N D 7- 14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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R eplace the PBA C N 600 pin 29 = 3.05V ? Y es R eplace the L C DM odule Y es E N D 7- 15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
U 500 pin 3 = " H " ? Y es R esolder or replace U 500 U 500 pin 5 = " H " ? Y es E N D 7- 16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
R F26M H z, R F PSU Part Y es R 119, R 120, R 122, R 123 >= 1V Y es C heck U 200 E N D 7- 17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
Y es C heck U 200 C heck U 100 pin 10, 22,23>=2.7V O K ? E N D R esolder U 100 7- 18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
R F26M H z, R F PSU Part Y es R 119, R 120, R 122, R 123 >= 1V Y es C heck U 200 E N D 7- 19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
C heck U 200 C heck U 100 pin 10, 22,23>=2.7V O K ? E N D Y es R esolder U 100 7- 20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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EXTRES FESW 2 TXCP O FESW 1 TXCPVC C RFLOVC C TXON GNDTUNE RFTUNE RFVCOVCC SYNON RXO N IFVC C SYNVCC RFCPO GND1 7- 21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...