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Samsung GT-E1225F Service Manual
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Samsung GT-E1225F Service Manual

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GSM TELEPHONE
GSM TELEPHONE
GT-E1225F(E1225T Common)
CONTENTS
3. Product Function
9. Reference data
Notice
All functionality, features, specifications and o
ther product information provided in this docu
ment including, but not limited to, the benefit
s, design, pricing, components, performance,
availability, and capabiliti - es of the product
are subject to change without notice or oblig
ation. Samsung reserves the right to make
changes to this document and the product
described herein, at anytime, without
obligation on Samsung to provide notification
of such change.

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Summary of Contents for Samsung GT-E1225F

  • Page 1: Table Of Contents

    - es of the product are subject to change without notice or oblig ation. Samsung reserves the right to make changes to this document and the product described herein, at anytime, without obligation on Samsung to provide notification of such change.

  • Page 2: Safety Precautions

    ― Don't use as you pleases after change other material than replacement registered on SEC System. Otherwise engineer in charge isn't charged with problem that you don't keep this rules. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 3 ― You must maintain electric contact between ESD and place due to be set up until ESD is connected completely to the proper place or a circuit board. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 4: Specification

    30 dBm ~ 0d Bm Power Cl ass (max +33dBm) (max +30dBm) Sensitivity -1 02dBm -1 00dBm T DM A M u x Cell Ra dius 35Km SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 5 14±3 dBm 15±2 dBm 12±4 dBm 13±2 dBm 10±4 dBm 11±3 dBm 8±4dBm 9±3dBm 6±4 dBm 7±3 dBm 4±4 dBm 5±3 dBm 2±5 dBm 0±5 dBm SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 6 • 1.77" TFT QVGA LCD • SMS • SOS Message, Whisper Mode, Fake Call • 40 Polyphonic Melody • FM Radio, • LED Torchlight • 3.5 Φ Earjack SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 7: Exploded View And Parts List

    4. Exploded View and Parts List 4-1. Cellular phone Exploded View SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 8 ASSY LCD-1.77 QQVGA SCH-B559 ASSY GH96-04327A QFR01 ASSY CASE-FRONT GH98-16860A QBC00 ASSY COVER-BATTERY GH98-16862A QKP01 ASSY KEYPAD-MAIN GH98-16863A QRE01 ASSY CASE-REAR GH98-16861A QIF01 PMO COVER-IF V2 GH72-60638A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 9: Main Electrical Parts List

    PAM100 1201-002944 U100 1202-001068 U401 1203-005512 U300 1203-005686 U103 1204-003155 U104 1205-003923 UCP200 1404-001221 TH200 THERMISTOR 2007-000138 R103 R-CHIP 2007-000138 R213 R-CHIP 2007-000138 R400 R-CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 10 R-CHIP 2007-000173 R309 R-CHIP R106 R-CHIP 2007-001119 2007-001288 R112 R-CHIP 2007-001298 R303 R-CHIP 2007-001298 R304 R-CHIP 2007-001311 R101 R-CHIP 2007-001333 R104 R-CHIP 2007-001333 R105 R-CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 11 C-CERAMIC 2203-002443 C106 C-CERAMIC C109 C-CERAMIC 2203-002443 2203-002443 C309 C-CERAMIC 2203-002443 C310 C-CERAMIC 2203-002443 C311 C-CERAMIC 2203-002443 C415 C-CERAMIC 2203-002525 C411 C-CERAMIC 2203-002525 C417 C-CERAMIC SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 12 C-CERAMIC 2203-006208 C207 C-CERAMIC 2203-006208 C208 C-CERAMIC C202 C-CERAMIC 2203-006399 2203-006399 C206 C-CERAMIC 2203-006399 C209 C-CERAMIC 2203-006399 C210 C-CERAMIC 2203-006399 C211 C-CERAMIC 2203-006399 C212 C-CERAMIC SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 13 INDUCTOR 2703-003184 L201 INDUCTOR L300 INDUCTOR 2703-003476 2703-003476 L411 INDUCTOR 2801-003856 OSC201 CRYSTAL 2801-004805 OSC200 CRYSTAL 2904-001879 F100 FILTER 3301-001158 L200 BEAD 3301-001729 L400 BEAD SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 14 P l e a s e c o n s u l t t h e G S P N w e b s i t e ( S a m s u n g P o r t a l ) f o r t h e m o s t r e c e n t v e r s i o n o f t h e p r o d u c t ' s p a r t l i s t . SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 15: Level 1 Repair

    2) Download the files from anysvc. - The latest s/w download program of GT- E 1225F - The latest s/w binary files of GT-E1225F 3) Unpack .zip file in their folder. (To save binary file in each folder is recommended.) 4) Run the s/w download program(execution file).
  • Page 16 - BIN: Binary download Only TFS: TFS download Only BIN+TFS: Both download ③ Select the correct binary and TFS file ② ① ③ ② ② SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 17 7) Click the 'Download', and then download is progressed automatically. 8) If the download is completed rightly, it shows the content, 'Download complete!'. ※ Caution. Never disconnect during the S/W downloading. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 18: Level 2 Repair

    2) Torque : 1.1 ~ 1.3 Kgf·cm 1) Be careful not to make scratch and molding damage! 1) Be careful not to make scratch and molding damage! SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 19 1) Be careful not to make scratch and molding damage! 1) Be careful not to make scratch and molding damage! 2) Be careful speaker contact pin damage! 2) Be careful motor contact pin damage! SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 20 1) Be careful not to make scratch and molding damage! 2) When insert MOTOR, use PUSHING JIG. 2) Be careful nothing goes between LCD and FRONT. 3) CHECK SPEAKER, MOTOR insert tightly. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 21 1) Be careful not to make scratch and molding damage! 2) Be careful not to damage IF COVER. 2) Torque : 1.1 ~ 1.3 Kgf·cm SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 22 Mobile Phone - Service Parts Anyway Jig Adaptor IF Cable RF Cable GH99-36900A GH99-38251A GH39-01160A GH39-00985A - Standard Parts Power Supply Cable Serial Cable GPIB Cable SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 23 CDMA2000 TA CDMA2000 mobile test E1968A A.06.56 GSM/GPRS/EDGE Firmware E1987A Fast switching A.06.19 GSM/GPRS/EDGE/WCDMA/HSDPA/CDMA2000 E1962B B.10.11 IS-2000/IS-95/AMPS 002 RF source 2 Hardware 003 Flexible radio SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 24 Phase & Ampl vs Time Option GSM Polar Cal Option(WCDMA - Qualcomm Solution), If no option, it is impossible to do GSM EDGE cal of WCDMA. (GSM Tx Power error) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 25 WCDMA-UE : Tx- WCDMA/ CMU-K65 SW support Tx Measurement of WCDMA tests(3GPP/FDD) GSM/ GPRS/ WCDMA-UE : DL- EGPRS CMU-K66 Generator(3GPP/F SW Support DL Generator for WCDMA. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 26 This influence to the "Polar Modulation Calibration" test, in case of CMU-U65(v02) only supports up to 128 steps of test, CMU-U65(v04) supports up to 500 Steps. Currently Samsung UMTS calibration doing that with about 300 steps, so it requires CMU-U65(v0.4) 7-2-2. How to do calibration 1) Download the the latest calibration program from anysvc, and unpack the .zip file in...
  • Page 27 4) Click the button, 'OK'. 5) Setting the Config Test ① Write a H/W Version. ② Select "Use Anyway Jig" ③ Click the button, 'OK'. 7-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 28 8) If the calibration is completed rightly, it shows the content, 'TEST PASS'. 9) Refer to the result of calibration in the folder, 'C:\DGD\LOGS'. - GT-E1225F_RFCAL_YYYYMMDD_01.csv 7-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 29: Level 3 Repair

    8. Level 3 Repair 8-1. Block Diagram 8-2-1. RF SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 30 Level 3 Repair 8-2-2. BB SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 31 Level 3 Repair 8-2. PCB Diagrams 8-2-1. Top SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 32 C210 C209 C401 L405 R207 C206 C201 C403 C408 R201 R401 C400 ZD403 C202 TA400 ZD400 L402 L404 C205 R211 C226 SC104 SC106 L106 MIC400 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 33 Check the Main Chip UCP200 L19pin (XTAL_32K)=32KHZ Check the related circuit C211(+VGPIO_2.8V) = "H"? +VCORE_1.25V Resolder C202, C208 and L201 = 1.25V? Check the initial operation SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 34 KEYIN(0:2) KEYIO(0) KEYIO0 TEST KEYIO(1) KEYIO1 THERM_IN KEYIO(2) KEYIO2 LDO_EN KEYIO(0:2) KEYOUT(0) KEYOUT0 NWE0 KEYOUT(1) KEYOUT1 KEYOUT(2) KEYOUT2 KEYOUT(3) KEYOUT3 KEYOUT(0:3) R210 R211 KEY_LED_3.3V C231 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 35 UCP200 pin T4 (RSTON) ="H"? Replace UCP200 UCP200 pin M4(TRST_N) Change PBA or D12 (SYSRST) = "H" ? Check the 16bit data signal & memory CE SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 36 > 4.9V UCP200 pin V9 (AUX_DET) Resolder or Replace R302 or R302 = "L"? Check the UCP200 pin R9 Resolder or Replace UCP200 ≒ 1.4V SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 37 "H" is SIM1 "L" is SIM2 Signal is not switching Are U200 pin 2 = "H" or "L"? then Resolder or Replace U200 Check the SIM Card SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 38 Level 3 Repair 8-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 39 UCP200 pin U18 ="H" Resolder or Replave UCP200 at Mic Active ? Resolder R401,R402,L402,L403,L404,L405, Check MIC Connection C402,C403,C404,C405,TA400 Check the MIC Replace the MIC 8-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 40 L402 L404 ZD400 C226 MIC400 MIC_BIAS C400 R401 C401 L402 L403 C402 MIC_P MIC400 C403 C404 TA400 L404 L405 C405 MIC_N C409 R402 C408 8-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 41 Change Receiver module SPK does not work Resolder UCP200,U400,R400,C401, Does not work Ringtone? L406,L407 or Replace SPK401 Is Speaker working well? Change Speaker module 8-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 42 RCV- RCV- RCV_P SPK+ RCV_N C406 C407 ZD401 ZD402 SPK- C410 RCV/SPK SWITCH L406 SPK401 SPK- SPK+ L407 ZD404 ZD405 C412 C413 C418 C419 8-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 43 Key, does the key 2. Torch hot key → resolder TAC300 have tension? All of the key doesn't work Replace the PBA except POWER ON KEY ? 8-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 44 SEND LEFT KEYOUT(0) DIGIT300 DIGIT301 DIGIT302 SOFT300 DOWN KEYOUT(1) DIGIT303 DIGIT304 DIGIT305 SOFT301 KEYOUT(2) DIGIT306 DIGIT307 DIGIT308 KEYOUT(3) STAR DIGIT309 SHARP RIGHT KEYIO(2) ZD303 8-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 45 Is LCD Contrast set on high Set LCD Contrast on high level level in the Menu? Resolder U103 Is U103 pin 1 = "H" ? Repalce LCD Module 8-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 46 8-3-9. Key Back Light Main Key LED does not work Resolder or Replace UCP200 Is UCP200 pin T8, V8 = "H"? Is Key LED working? Change PBA 8-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 47 -10. Torch light Torchlight does not work Resolder or Replace U300 Is U300 pin 3 = "H"? Is Torchlight working? Resolder or Replace LED304, R314 8-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 48 ZD300 R106 L101 C317 L300 R108 R107 C105 V_BATT U300 VOUT TORCH_EN R314 C313 C312 ZD302 LED304 TAC300 KEYIO(1) KEYOUT(3) 5 6 7 TORCH_DIODE 8-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 49 Are U101 pin 3, U104 pin 6 Resolder or Replace U100,U101,U104, = "H" ? Is FM RADIO working? Change Rear, Battery cover. Resolder L102,L103,C105,C106,C132, R104,R105,C102,C103 8-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 50 Are U101 pin 3 = "H" Resolder or Replace U101,U104, and U104 pin 6 = "L"? Is FM RADIO working? Resolder C317, L102, L300 R104,R105,C102,C103 8-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 51 FM does not work with 3.5PI headset Are U101 pin 3 = "H" Resolder or Replace U101,U104, and U104 pin 6 = "L"? Is FM RADIO working? Resolder C415,L102,L411 R104,R105,C102,C103 8-23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 52 Level 3 Repair 8-24 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 53 6, 7 ≥ -70dBm UCP200 pin G1 ≥ -70dBm Resolder C123,C124,L112 pin F1 ≥ -70dBm Check & Resolder C123,C124,L112 And PMU Part and UCP200 8-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 54 8, 9 ≥ -70dBm UCP200 Resolder C117,C121,L111 pin E1 ≥ -70dBm pin D1 ≥ -70dBm Check & Resolder C117,C121,L111 And PMU Part and UCP200 8-26 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 55 Check VBAT or PAM control signal Resolder or Change UCP200 pin A2 R111,C126 ≥ -4dBm Check & Resolder R111,C126 And PMU Part and UCP200 8-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 56 Check VBAT or PAM control signal UCP200 pin A1 Resolder or Change ≥ -4dBm R112,R113,R114,C127 Check & Resolder R112,R113,R114,C127 And PMU Part and UCP200 8-28 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 57 Level 3 Repair 8-29 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 58 ● : NC UCP200 10 11 12 13 14 15 16 17 18 19 10 11 12 13 14 15 16 17 18 19 8-30 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 59 Level 3 Repair : NC UME200 8-31 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 60 ― QPSK: Quadrature Phase Shift Keying ― RS : Reed-Solomon ― SI : Service Information ― TDM : Time Division Multiplexing ― TS : Transport Stream SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 61 SAMSUNG PROPRIETARY THIS DOCUMENT CONTAINS CONFIDENTIAL PROPRIETARY INFORMATION THAT IS SAMSUNG ELECTRONICS CO’S PROPERTY. DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS EXCEPT AS AUTHORIZED BY SAMSUNG. GT-E1225F Service Schematics FM_ANT VGPIO_2.8V VGPIO_2.8V VGPIO_2.8V VGPIO_2.8V R102 FM_INT R100 R101 ANT100...
  • Page 62 SAMSUNG PROPRIETARY THIS DOCUMENT CONTAINS CONFIDENTIAL VMEM_1.8V PROPRIETARY INFORMATION THAT IS SAMSUNG ELECTRONICS CO’S PROPERTY. V_BATT DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS EXCEPT AS AUTHORIZED BY SAMSUNG. VPERM_3.0V VCORE_1.25V R200 VPERM_3.0V VCORE_1.25V V_BATT VRF_2.85V VANA_2.85V VRF_2.85V VPERM_3.0V VRF_2.85V VCORE_1.25V...
  • Page 63 SAMSUNG PROPRIETARY THIS DOCUMENT CONTAINS CONFIDENTIAL PROPRIETARY INFORMATION THAT IS SAMSUNG ELECTRONICS CO’S PROPERTY. GT-E1225F Service Schematics DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS EXCEPT AS AUTHORIZED BY SAMSUNG. V_BATT VCHG_5V C317 FM_ANT VGPIO_2.8V VMEM_1.8V ZD300 L300 EAR_SW EAR_SW_REF...
  • Page 64 SAMSUNG PROPRIETARY THIS DOCUMENT CONTAINS CONFIDENTIAL PROPRIETARY INFORMATION THAT IS SAMSUNG ELECTRONICS CO’S PROPERTY. DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS EXCEPT AS AUTHORIZED BY SAMSUNG. GT-E1225F Service Schematics V_BATT MIC_BIAS R400 RCV+ L400 RCV400 U400 RCV+ C400 R401...
  • Page 65 China china.samsungportal.com Asia asia.samsungportal.com Mideast & Africa mea.samsungportal.com This Service Manual is a property of Samsung Electronics Co.,Ltd. Samsung Electronics Co.,Ltd. ⓒ Any unauthorized use of Manual can be punished under applicable International and/or domestic law. 2010. 08. Rev.1.0...