Samsung sgh-a500 Service Manual
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Samsung sgh-a500 Service Manual

Samsung sgh-a500 Service Manual

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SERVICE
GSM TELEPHONE
GSM TELEPHONE
SGH-A500
Manual
1.
Specification
2.
Exploded Views and Parts List
3.
Electrical Parts List
4.
Block Diagram
5.
PCB Diagrams
6.
Flow Chart of Troubleshooting and
Circuit Diagrams
CONTENTS

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Summary of Contents for Samsung sgh-a500

  • Page 1 GSM TELEPHONE SGH-A500 Manual SERVICE GSM TELEPHONE CONTENTS Specification Exploded Views and Parts List Electrical Parts List Block Diagram PCB Diagrams Flow Chart of Troubleshooting and Circuit Diagrams...

  • Page 2: Specification

    - 1 0 2 d B m - 1 0 0 d B m T D M A M u x C E LL R A D IU S 3 5 K m 3 5 Km 2 K m SAMSUNG Proprietary-Contents may change without notice...
  • Page 3 8 ± 4dBm 11 ± 5 dBm 9 ± 5 dBm 6 ± 4 dBm 7 ± 5 dBm 4 ± 4 dBm 5 ± 5 dBm 2 ± 5 dBm 0 ± 5 dBm SAMSUNG Proprietary-Contents may change without notice...
  • Page 4 2. SGH-A500 Exploded View and its Parts list 1. Cellular phone Exploded View SAMSUNG Proprietary-Contents may change without notice...
  • Page 5 SGH-A500 Exploded view and its Part list 2. Cellular phone Parts list Location Description SEC CODE Remark FOLDER UPPER GH75-02019A GH07-00198A MOTOR 3101-001239 SPEAKER 3001-001272 FOLDER LOWER GH75-02018A WINDOW LCD GH72-04519A SCREW 6001-001478 SCREW SHEET GH68-00370C FRONT COVER GH75-02017A VOLUME KEY...
  • Page 6 SGH-A500 Exploded view and its Part list 3. Test Jig (GH80-01326A) 3-1. RF Test Cable 3-2. Test Cable 3-3. Serial Cable (GH39-00172A) (GH39-00171A) 3-4. Power Supply Cable 3-5. DATA CABLE 3-6. TA (PCB086LBE) (GH44-00171A) 3-7. Dongle Lock Key (GH80-00815A) SAMSUNG Proprietary-Contents may change without notice...
  • Page 7 3. SGH-A500 MAIN Electrical Parts List Level SEC Code Design LOC Descriptions GH92-01299A - PBA MAIN-SGHA500 REV1.9B BOM GH41-00259A - PCB-SGHA500;SGH-A500,FR-3,6L,-,1.00T,100X155 GH71-00846A ANT1 NPR-ANT CONTACT;-,SGH-A500,C1720C,T0.1,4.35 2203-000995 C101,C436 C-CERAMIC,CHIP;0.047nF,5%,50V,NP0,TP,1005 2203-000679 C102,C105,C108, C-CERAMIC,CHIP;0.027nF,5%,50V,NP0,TP,1005 C111 2203-001201 C103 C-CERAMIC,CHIP;0.007nF,0.5pF,50V,NP0,TP,1005 2203-000278 C104,C114 C-CERAMIC,CHIP;0.01nF,0.5pF,50V,NP0,TP,1005 2203-001124 C107 C-CERAMIC,CHIP;680pF,10%,50V,X7R,TP,1005,-...
  • Page 8 2203-000679 C479 C-CERAMIC,CHIP;0.027nF,5%,50V,NP0,TP,1005 2203-005061 C480,C502 C-CERAMIC,CHIP;100nF,+80-20%,16V,Y5V,TP,1005 2203-000940 C503 C-CERAMIC,CHIP;470pF,10%,50V,X7R,TP,1005,- 2203-005055 C510 C-CERAMIC,CHIP;0.0056nF,0.25pF,50V,NP0,TP,100 2203-005796 C607,C608,C609, C-CERAMIC,CHIP;2200nF,10%,10V,X7R,TP,2012 C610 2203-005796 C611 C-CERAMIC,CHIP;2200nF,10%,10V,X7R,TP,2012 2203-005482 C613 C-CERAMIC,CHIP;100nF,10%,10V,X5R,TP,1005,- 2203-001598 C615 C-CERAMIC,CHIP;2200nF,+80-20%,16V,Y5V,TP,201 4302-001130 C617 BATTERY-LI(2ND);3V,0.1MAH,-,-,3.1V,- 2203-005496 C630 C-CERAMIC,CHIP;220nF,+80-20%,10V,Y5V,TP,1005 2203-006093 C634 C-CERAMIC,CHIP;1000NF,+80-20%,6.3V,Y5V,TP,10 SAMSUNG Proprietary-Contents may change without notice...

  • Page 9: Electrical Parts List

    0601-001540 LED13 LED;CHIP,BLUE,1.1X0.8MM,485NM 0601-001402 LED14 LED;CHIP,RED/Y-GRN,1.2x1.5mm,660/570nm 0601-001547 LED501,LED502, LED;CHIP,BLUE,1.1X0.8MM,468NM LED503 LED504,LED505, 0601-001547 LED;CHIP,BLUE,1.1X0.8MM,468NM LED506 0601-001547 LED507,LED508, LED;CHIP,BLUE,1.1X0.8MM,468NM LED509 0601-001547 LED510,LED511, LED;CHIP,BLUE,1.1X0.8MM,468NM LED512 LED513,LED514, 0601-001547 LED;CHIP,BLUE,1.1X0.8MM,468NM LED515 0601-001547 LED516 LED;CHIP,BLUE,1.1X0.8MM,468NM 2806-001297 OSC101 OSCILLATOR-VCO;1748MHZ,-,50OHM,TP,2.8V,40MA 2806-001285 OSC201 OSCILLATOR-VCO;1.320GHZ,-,50OHM,TP,2.75V,11 SAMSUNG Proprietary-Contents may change without notice...
  • Page 10 2007-000164 R308,R402 R-CHIP;150Kohm,5%,1/16W,DA,TP,1005 2007-000155 R309,R310 R-CHIP;27Kohm,5%,1/16W,DA,TP,1005 2007-007771 R312,R313,R405, R-CHIP;0OHM,5%,1/16W,DA,TP,1005 R414 2007-000156 R315,R317,R408 R-CHIP;30Kohm,5%,1/16W,DA,TP,1005 2007-000159 R330 R-CHIP;56Kohm,5%,1/16W,DA,TP,1005 2007-000152 R340,R603 R-CHIP;20Kohm,5%,1/16W,DA,TP,1005 2007-007193 R403,R404 R-CHIP;5.1OHM,5%,1/16W,DA,TP,1005 2007-000758 R409 R-CHIP;330Kohm,5%,1/16W,DA,TP,1005 2007-000566 R413 R-CHIP;220Kohm,5%,1/16W,DA,TP,1005 2007-007200 R415 R-CHIP;2.4OHM,5%,1/16W,DA,TP,1005 2007-000242 R428,R429 R-CHIP;1.5Kohm,5%,1/16W,DA,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 11 1202-001036 U410 COMP.;75W56,SSOP,8P,90MIL,DUAL,+-7V,CMO IC-HALL EFFECT 1009-001010 U501 S/W;A3212ELH-SAMSUNG,SC-59A,3P,82MI 1203-002644 U601 IC-BATTERY;PMB6810V1.73,VQFN,40P,6.5X5.5MM,P 1203-002127 U602 IC-BATTERY;1734,SOT-23,6P,150MIL,PLASTIC,4.7/5 IC-VOLTAGE 1203-001518 U603 REGULATOR;5219,SOT-23,5P,63MIL,PLASTIC, 1405-001082 V1,V3,V4,ZD301 VARISTOR;5.6V,20A,1x0.5x0.6mm,TP SWITCH-TACT;12V 3404-001152 VOL_DN,VOL_UP DC,20mA,160gf,4.5x4.0x2.3mm,SPST 0406-001104 ZD302,ZD500,ZD5 DIODE-TVS;ESDA6V1-5W6,6.1/-/7.2V,100W,SOT-32 0406-001144 ZD304 DIODE-TVS;ESDA6V1-4F1,6.1/-/7.2V,150W,CSP 0406-001104 ZD502,ZD503 DIODE-TVS;ESDA6V1-5W6,6.1/-/7.2V,100W,SOT-32 SAMSUNG Proprietary-Contents may change without notice...

  • Page 12: Block Diagram

    VSSD VDDCH VCHC VCHS VBATS VDDPW FB VSSPW VDDA VINT VANA V3V VRTCVSIM VDDRF VRF1VRF2 VSSA BYP IREF VSSR SDBB I2C bus Reference control charge (step- interface control down) E-POWER SDA VCXOEN POWER ON RTCOUT SAMSUNG Proprietary-Contents may change without notice...

  • Page 13: Pcb Diagrams

    F103 C115 L208 R209 C602 L207 R603 C601 L205 U101 L206 R226 C223 R403 F201 C220 C233 L202 U401 C431 U601 L203 C111 C112 L204 R107 C430 L210 R404 L104 U102 CON101 R414 ANT1 SAMSUNG Proprietary-Contents may change without notice...
  • Page 14 F103 C115 L208 R209 C602 L207 R603 C601 L205 U101 L206 R226 C223 R403 F201 C220 C233 L202 U401 C431 U601 L203 C111 C112 L204 R107 C430 L210 R404 L104 U102 CON101 R414 ANT1 SAMSUNG Proprietary-Contents may change without notice...

  • Page 15: Flow Chart Of Troubleshooting And

    6. SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 1. Power On "power on" does not work check the current consumption check the current consumption Download again more than 1A ? about 30mA < I < 500mA ? Check the Parts connected...

  • Page 16: Sim Part

    SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 2. Initial Initial Failure check the signal at the pin 17 of U601 is "Low Check the U601 → H igh" when the phone is boot on Check the pin 38 Check the U 401 of U601 is "High"...

  • Page 17: Charging Part

    SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 4. Charging Part Abnormal charging part check the pin #17,18 Replace TA & Check the of CN 303; -" TA+" is CN 303 >= 5V Check the pin #4 Check the U 601 of U601 ;...

  • Page 18: Speaker Part

    SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 6. Speaker Part Speaker does not work Resolder of speaker's Check the soldering status of wire s peaker inside LCD module Check C430,C431 Resolder of C430,C431 (Audio Signal passes through this capacitor)
  • Page 19 SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 7. Backlihgt PART Back Light dos e not work Check the soldered status of the L ED PAD Check the soldered status of the Solder the LED again or Replace the LED LED PAD Back Light (Menu4.4.1)"Short or...

  • Page 20: Alert Tone

    SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 8. Alert Tone Abnormal Alert tone Alert tone On by pushing the key *#0289# Check the PIN 13,14 of Check the circuit related to CN302 U303 Is there alert wave? Check the connection...
  • Page 21 SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 9. GSM Reciever <Test Condition> 1. Phone Tool Inline Mode : - RF Mode : Rx Continuous. - ARFCN : Rx 62Ch. - Gain : Rx 88. 2. Generator RF Level :-50dBm.

  • Page 22: Gsm Transmitter

    SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 10. GSM transmitter CONTINUOUS Tx ON CONDITION U201 U601 CH : 62 CHECK/ Tx POWER LEVEL : 10 7&19=2.8V? CHANGE RBW : 300KHz VBW : 300KHz ATT. : 30dB OSC202 U201 OSC202 OSC202 PIN3>13MHz...
  • Page 23 SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 11. DCS Reciever <Test Condition.> 1. Phone Tool Inline Mode : - RF Mode : Rx Continuous. - ARFCN : Rx 711Ch. - Gain : Rx 88. 2. Generator RF Level :-50dBm.

  • Page 24: Dcs Transmitter

    SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 12. DCS transmitter CONTINUOUS Tx ON CONDITION U201 U601 CH : 698 CHECK/ Tx POWER LEVEL : 5 7&19=2.8V? CHANGE RBW : 300KHz VBW : 300KHz ATT. : 30dB OSC202 U201 OSC202...
  • Page 25 SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 13. RF Circuit Diagram ANT 1 VRF1 U101 DCS_R X U10 5 DCS_RX C101 47PF TX900_RX180 0 GSM_RX GSM_RX DCS_TX CON101 L104 1.5n H O U T C112 L101 GSM_TX 33PF,NPO,060 10nH...
  • Page 26 SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 14. RF Tranceiver Circuit Diagram VRF2 R221 VRF1 22,5% C234 L210 C232 C220 6.8PF 5.6p F L203 L20 2 OSC202 OUT 2 IN 2 27nH 27nH C239 L204 C228 C236 C241 820PF...
  • Page 27 SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 15. Memory & Connector Circuit Diagram C301 1U F FLASH_WR U302 A(1:20 ) VBA T S-A17 F-VCC 25 24 23 22 21 20 E-VPP E5 F-A19 A(20) S-VCC D(0:15 ) F-A18 A(19)
  • Page 28 SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 16. Baseband Processor Circuit Diagram VSI M VSI M CN40 1 D(0:15) R418 22 K CCRS T A(1:20) CCL K CCIO C436 A(0) 47PF C480 100N F G 1 1 T_OUT10|DSPIN1 DISP_C S...
  • Page 29 SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 17. Key Matrix & LED Circuit Diagram VOL_U P KEY0 4 KEY0 2 KEY0 6 KP 6 VOL_U P VOL_DOW N KEY0 8 KEY05 VBA T VOL_D N C510 LED13 LED14 KEY1 0...
  • Page 30 SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams 18. Power Management Circuit Diagram VBA T C615 2.2UF 16 V VINT C614 100UF R60 6 6.3 V C604 L601 10U F R603 U601 TA + 20 K EP_SD A SD A...
  • Page 31 ELECTRONICS ⓒ Samsung Electronics Co.,Ltd. November. 2002 Printed in Korea. Code No.: GH68-03059A BASIC.

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