Samsung SGH-X480 Service Manual
Samsung mobile phone service manual
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Also See for SGH-X480:
- Manual (101 pages) ,
- User manual (82 pages) ,
- Special instructions (2 pages)
Related Manuals for Samsung SGH-X480
Summary of Contents for Samsung SGH-X480
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Page 1: Table Of Contents
SAMSUNG Anycall SGH-X480 SGH-X480C SGH-X488 SAMSUNG Anycall CONTENTS Specification Circuit Description Exploded Views and Parts List Electrical Parts List Block Diagrams PCB Diagrams Flow Chart of Troubleshooting... - Page 2 ⓒ Samsung Electronics Co.,Ltd. March. 2005 This Service Manual is a property of Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable Printed in Korea. International and/or domestic law. Code No.: GH68-06818A BASIC.
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Page 3: 1 . S P E C I F I C A T I O N
O p er a ti n g - 2 0 ¡Æ C ~ +5 0 ¡Æ C T em p er a tu r e 1- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... - Page 4 Specification 1- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Page 5: Circuit Description
After filtering, the digital output is scaled with a digital PGA, which is controlled with the DGAIN. DACs drive a differential I and Q analog signal onto the BIP, BIN, BQP and BQN pins to interface to standard analog-input baseband ICs. 2- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... - Page 6 Li-Ion battery. Used in conjunction with a current-limited voltage source, this block safely conditions near-dead cells and provides the option of having fast-charge and top-off controlled internally or by the system's microprocessor. 2- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 7 CP_TCK and DSP_TCK signals are used for clock because JTAG communication is a synchronous. CP_TMS and DSP_TMS signals are test mode signals. The difference between these is the RESET_INT signal which is for ARM core RESET. 2- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 8 For the purpose of enabling YMU762MA3 to demonstrate its full capabilities, Yamaha purpose to use "SMAF:Synthetic music Mobile Application Format" as a data distribution format that is compatible with multimedia. 2- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 9 32.768KHz clock from X1RTC. ADC(Analog to Digital Convertor) part receives the status of temperature, battery type and battery voltage. And control signals(DSP_INT, DSP_IO and DSP_RWN) for DSP core are used. It enables main LCD with DSP IP pins. 2- 5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 10 AOUTAN and AOUTAP pins and be connected to a Ear-mic speaker via AOUTBN and AOUTBP pins. There are 7 LDOs which are power sources of microprocessor, LCD, etc. These 7 LDOs output are programmable. 2- 6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 11 QSP01 QMO01 QFR01 QRF03 QSC14 QVO01 QMI03 QIF01 QFL01 QCR04 QKP01 QSC05 QSC08 QME01 QMW02 QMI01 QVK01 QMP01 QAN02 QRE01 QCR04 QRF01 QBA01 3- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 12 GH74- 12568A GH74- 12568A QSC08 SCREW CAP L GH74- 12569A GH74- 12569A GH74- 12569A QMW02 WINDOW MAIN GH72- 19120A GH72- 19120A GH72- 19120A 3- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Page 13: Exploded Views And Parts List
3- 3. Serial Cable (GH39- 00283A) (GH39- 00127A) 3- 4. Power Supply Cable 3- 6. TA 3- 5. DATA CABLE (GH44- 00184A) (GH39- 00143B) 3- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... - Page 14 E xploded view and Part list 3- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 15 1405- 001082 V707 2007- 000162 R 109 1405- 001082 V708 2007- 000162 R 114 1405- 001082 V709 2007- 000162 R 401 1405- 001082 V710 4- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Page 16: Electrical Parts List
2203- 000254 C 120 2007- 000566 R 300 2203- 000254 C 205 2007- 000566 R 301 2203- 000254 C 505 2007- 000566 R 302 4- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... - Page 17 2203- 000812 C 432 2203- 005482 C 103 2203- 000812 C 905 2203- 005482 C 201 2203- 000854 C 302 2203- 005482 C 202 4- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 18 2404- 001268 C 402 0601- 002020 D 701 2503- 001041 C 220 0601- 002020 D 702 2503- 001041 C 221 0601- 002020 D 703 4- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 19 0601- 002020 D 706 0601- 002020 D 707 0601- 002020 D 708 0601- 002020 D 709 0601- 002020 D 711 1205- 002683 U 801 4- 5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 20 E lectrical Parts List 4- 6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 21 5 . B l o c k D i a g r a m s 1. RF So lut ion Bloc k Diagram 5- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Page 22: Block Diagrams
Block Diagrams 2. Base Band Solut ion Blo ck Diagr am 5- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... - Page 23 6 . 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...
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Page 24: Pcb Diagrams
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... - Page 25 (related to U 802) Freq = 26M H z , V rm s ¡Ã300m V Y es C heck the initial operation E N D 7- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Page 26: Flow Chart Of Troubleshooting
L C Ddisplay is O .K Y es Sound is O .K C heck the A udio Part Y es E N D 7- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... -
Page 27: Sim Part
12, #K 11, #K 14, #J 11 of C heck the U 100 C N 100? Y es C heck the SIMC ard E N D 7- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... -
Page 28: Charging Part
The IC H R G= 1.4V (during charging) and ¡Ö180m V (full Solder again or change R 111 charging) ? Y es E N D 7- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... - Page 29 F low Chart of Troubleshooting 7- 5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Page 30: Microphone Part
(C 412, C 420, R 415, R 418..) Y es Is m icrophone ok ? C heck U 100 Y es E N D 7- 6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... -
Page 31: Speaker Part
U 402 is U 402 is " L ow" " H igh" C heck U 402 C heck U 100 E N D 7- 7 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... - Page 32 F low Chart of Troubleshooting 7- 8 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 33 V p -p: 950m V ? C H E C K U 100 U 802 R esold er or C h an ge? 7- 9 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Page 34: Egsm Transmitter
Y E S R 902 : ¡Ö-5d B m? Y E S U 900 ch an ge U 801 ch an ge or resold er 7- 10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... -
Page 35: Dcs Receiver
V p -p: 950m V ? U 802 R esold er or C h an ge? C H E C K U 100 7- 11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... -
Page 36: Dcs Transmitter
Y E S R 901: ¡Ö-5d B m? Y E S U900 change or resolder U 801 ch an ge or resold er 7- 12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... -
Page 37: Pcs Receiver
V p -p: 950m V ? U 802 R esold er or C h an ge? C H E C K U 100 7- 13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... -
Page 38: Pcs Transmitter
Y E S R 901: ¡Ö-5d B m? Y E S U900 change or resolder U 801 ch an ge or resold er 7- 14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization... - Page 39 F low Chart of Troubleshooting 7- 15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 40 F low Chart of Troubleshooting 7- 16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...