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Samsung GT-B7320L Servise Manual
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Samsung GT-B7320L Servise Manual

Samsung GT-B7320L Servise Manual

Gsm telephone
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GSM TELEPHONE
GT-B7320L
GSM TELEPHONE
CONTENTS
1. Safety Precautions
2. Specification
3. Product Function
4. Array course control
5. Exploded View and Parts List
6. Main Electrical Parts List
7. Block Diagrams
8. PCB Diagrams
9. Flow Chart of Troubleshooting
10. Reference data
11. Disassembly and Assembly
instructions

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Summary of Contents for Samsung GT-B7320L

  • Page 1 GSM TELEPHONE GT-B7320L GSM TELEPHONE CONTENTS 1. Safety Precautions 2. Specification 3. Product Function 4. Array course control 5. Exploded View and Parts List 6. Main Electrical Parts List 7. Block Diagrams 8. PCB Diagrams 9. Flow Chart of Troubleshooting 10.
  • Page 2 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. 2009. 07. Rev.1.0...

  • Page 3: Main Electrical Parts List

    TR-DIGITAL 0504-001138 TR701 TR-DIGITAL 0801-002529 U302 0801-002749 U304 0801-003200 U401 0801-003265 U400 1001-001336 U702 1001-001488 U503 RFS200 1001-001528 1001-001536 RFS201 1001-001580 U712 UME400 MEMORY 1108-000248 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 4 R-CHIP 2007-000140 R107 R-CHIP 2007-000140 R108 R-CHIP 2007-000140 R109 R-CHIP 2007-000140 R110 R-CHIP R203 R-CHIP 2007-000140 2007-000140 R204 R-CHIP 2007-000140 R205 R-CHIP R206 R-CHIP 2007-000140 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 5 R-CHIP 2007-000172 R722 R-CHIP 2007-000174 R704 R-CHIP 2007-000242 R724 R-CHIP 2007-001119 R709 R-CHIP R703 R-CHIP 2007-001217 2007-001285 R116 R-CHIP 2007-001291 R605 R-CHIP R610 R-CHIP 2007-001291 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 6 R-CHIP 2007-008263 R516 R-CHIP 2007-008516 R308 R-CHIP 2007-008766 R425 R-CHIP 2007-008774 R731 R-CHIP R732 R-CHIP 2007-008774 2007-008774 R733 R-CHIP 2007-009201 R102 R-CHIP R208 R-CHIP 2007-009805 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 7 C-CERAMIC 2203-000489 C428 C-CERAMIC 2203-000654 C116 C-CERAMIC 2203-000654 C117 C-CERAMIC 2203-000654 C123 C-CERAMIC C124 C-CERAMIC 2203-000654 2203-000679 C525 C-CERAMIC 2203-000679 L107 C-CERAMIC C100 C-CERAMIC 2203-000812 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 8 C-CERAMIC 2203-002709 C603 C-CERAMIC 2203-003054 C707 C-CERAMIC 2203-003054 C708 C-CERAMIC 2203-005050 L208 C-CERAMIC C242 C-CERAMIC 2203-005053 2203-005053 C310 C-CERAMIC 2203-005053 C112 C-CERAMIC C113 C-CERAMIC 2203-005053 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 9 C-CERAMIC 2203-005736 C127 C-CERAMIC 2203-005736 C128 C-CERAMIC 2203-005736 C139 C-CERAMIC 2203-005736 C148 C-CERAMIC C165 C-CERAMIC 2203-005736 2203-005736 C210 C-CERAMIC 2203-005736 C211 C-CERAMIC C237 C-CERAMIC 2203-005736 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 10 C-CERAMIC 2203-006399 C406 C-CERAMIC 2203-006399 C456 C-CERAMIC 2203-006399 C512 C-CERAMIC 2203-006399 C513 C-CERAMIC C119 C-CERAMIC 2203-006423 2203-006423 C130 C-CERAMIC 2203-006423 C133 C-CERAMIC C134 C-CERAMIC 2203-006423 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 11 C-CERAMIC 2203-006562 C721 C-CERAMIC 2203-006562 C724 C-CERAMIC 2203-006562 C725 C-CERAMIC 2203-006562 C726 C-CERAMIC C727 C-CERAMIC 2203-006562 2203-006562 C803 C-CERAMIC 2203-006562 C806 C-CERAMIC U711 C-CERAMIC 2203-006562 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 12 2203-007271 C529 C-CERAMIC 2203-007271 C533 C-CERAMIC 2203-007271 C700 C-CERAMIC 2203-007271 C702 C-CERAMIC TA200 C-TA 2404-001339 2404-001339 TA201 C-TA 2404-001339 TA202 C-TA TA100 C-TA 2404-001496 6-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 13 2703-002155 L110 INDUCTOR 2703-002176 L119 INDUCTOR 2703-002198 L116 INDUCTOR 2703-002198 L212 INDUCTOR L122 INDUCTOR 2703-002200 2703-002201 L102 INDUCTOR 2703-002203 L204 INDUCTOR L206 INDUCTOR 2703-002203 6-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 14 2904-001883 F200 FILTER-SAW 2910-000032 DUF201 FILTER 2910-000068 DUF200 FILTER 2910-000069 DUF202 FILTER RFS102 FILTER 2911-000128 3301-001756 L118 BEAD 3301-001812 L604 BEAD L700 BEAD 3301-001812 6-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 15 ANT301 GH71-08426A ANT600 CONTACT GH71-08426A ANT601 CONTACT Please consult the GSPN website (Samsung Portal) for the most recent version of the product's part list. 6-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 16 Resolder OSC500 C519(VREG_MSMC1)=1.2V? C517(VREG_MSMC2)=1.2V? Check the U500 C516(VREG_MSME)=1.8V? C509(VREG_MSMP)=2.6V? C508(VREG_MSMA)=2.6V? Check the clock Check the clock generation circuit R505 = 19.2Mhz ? Check the initial operation SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 17 PS_HOLD R508 KPD_DRV_N SLEEP_CLK SLEEP_CLK JIG_ON KPD_PWR_N F1 LCD_DRV_N N2 VIB_DRV_N D10 MSM_INT_N R520 PON_RESET_N nMSM_INT PON_RESET_N VREG_MSMP_2.6V BAT500 U502 REF_GND VDD 2 ON_SW TR500 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 18 F805 Correctly mounted? C718 VLCD_3.0V =3.0 U709 3rd pin LCD_EN C714 = High? LED+_23V= 23V? U709 UCP400 Replace U707 & Check Replace Replace Replace neighboring circuits SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 19 OUT1 LCD_F(9) F804 V_BAT C714 VREG_MSMP_2.6V D701 VLCD_3.0V C715 L703 V_BAT LED+_23V LED- U709 VOUT 1 WPWMIN SBIAS U707 SSENS LCD_BL_RST LCD_EN RESETB I2C_SDA I2C_SCL SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 20 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 21 Check 2, 4(SPK mode)/ 8,10(RCV mode) pins in HDC803 Signal on in C611,C612 (SPK mode)/ Change U600 C609, C616 (RCV mode)? Change main PBA SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 22 I2C_SCL Pleae place near Connector RCV_L RCV_L RCV_R RCV_R Pleae place near Connector VDOPARO_3.3V HDC803 AMP_MOUT LED_RED AMP_POUT LED_GREEN LED_BLUE RCV_L SENS_DVI RCV_R I2C_SDA I2C_SCL SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 23 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 24 FPCB down? Mic on Qwer ty key FPCB Change MIC break down? Check Change main PBA C806 = High? Check C621, ZD604, L604, C418 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 25 C420 CCOMP|AUD AMUX_OUT AMUX_OUT HKAIN0|RFI FSR_ADC HKAIN1|RFI HKAIN2|RFI RX_I_N IM_CH0|RFI RX1_I_N IM_CH1|RFI RX_Q_N Q_IM_CH0|RFI RX1_Q_N Q_IM_CH1|RFI RX_I_P IP_CH0|RFI RX1_I_P IP_CH1|RFI RX_Q_P Q_IP_CH0|RFI RX1_Q_P Q_IP_CH1|RFI 9-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 26 Signal on in L700,L70 Check IFC700 SPK NG? 1R731,R732? Signal on Check U600 & neighb in C613, oring circuits C614? The End Change Main PBA 9-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 27 VIDEO INTB V_AUDIO_L CHG_DET CHG_SEL R709 V_AUDIO_R UART_TXD BOOT R736 UART_RXD TR701 JIG_ON JIG_ON_N TA700 R724 R735 JTAG_JIG_ON_N L702 EAR_MIC JTAG_RXD JTAG_TXD C708 C707 9-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 28 AMP_POUT C611 R610 EARSPK_R SPK_L INA1 C612 R605 EARSPK_L SPK_R INA2 C613 EAR_L INB1 C614 EAR_R INB2 BIAS I2C_SDA I2C_SCL Pleae place near Connector 9-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 29 Flow Chart of Troubleshooting 9-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 30 9-1-4. KEY Working Navi KEY Press Navi Key Check Navi key Connect Navi Key connector Connector is correctly Correctly connected Change GH96-03851A connected to SLC800 9-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 31 Flow Chart of Troubleshooting SLC800 KBC(7) KBC(6) KBR(4) SD-DOWN SD-UP KBC(5) 13 13 FSR_ADC FSR SNAP DOME 9-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 32 Change Main PBA Connect correctly or Key FPCB QWERTY Key Disconnect or Change Key FPCB Break Down ? Check SLC801 The End & Neighboring Circuits 9-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 33 17 17 KBR(4) KBR(3) 21 21 KBR(2) 23 23 KBR(1) THERM_OUT KBR(0) 27 27 MIC_OUTPUT 29 29 V_BAT VREG_MSMP_2.6V TAC500 U503 ON_SW KBR(0) ON_SW KBC(7) 9-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 34 Flow Chart of Troubleshooting U502 3 NC VDD 2 ON_SW TR500 9-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 35 FPCB @ REAR nomal Check D600, L600,L603,C603 1pin in U710 & Neighboring Circuit = 3.3V ? 3rd pin in U710 Change U710 = High? Change PBA 9-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 36 Flow Chart of Troubleshooting ANT600 VMOTOR_3.3V VMOTOR_3.3V V_BAT L600 U710 D600 4 VDD VOUT ANT601 3 CE MOTOR_EN L603 Place near PAD 9-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 37 4pin in CD500 Check F501 & Neighboring Circuit = High ? 4pin in CD500 Change U500(PMIC) = 3.0V ? Check CD500 & Neighboring Circuits 9-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 38 F501 EMIF06-MSD01C2 DATA0 T_FLASH_D(0) CD500 SDDATA0 DATA1 A2 T_FLASH_D(1) SDDATA1 DATA2 D2 T_FLASH_D(2) SDDATA2 DATA3|CD T_FLASH_D(3) SDDATA3|CD SDCLK T_FLASH_CLK SDCMD T_FLASH_CMD VSS C3 902-01030-00829 9-23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 39 1pin in SIM500 Check SIM500 = High ? & Neighboring Circuit 1pin in SIM500 Change U500(PMIC) = 3.0V ? Check SIM500, R515 & Neighboring Circuits 9-24 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 40 Flow Chart of Troubleshooting VREG_USIM_3.0V R515 SIM500 SIM_RST SIM_CLK SIM_IO 9-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 41 3rd pin CAM_EN VCAM_28V_IO , VCAM_28A=2.8V? = High? U704 C725 3rd pin VCAM_18C=1.8V CAM_EN = High? CAMERA U704 U705 UCP400 Replace Replace Replace Replace 9-26 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 42 F802 OUT1 PIXEL_MCLK CAM_MCLK TP_MCLK 2 IN2 PIXEL_PCLK OUT2 CAM_PCLK TP_PCLK PIXEL_HSYNC OUT3 CAM_HSYNC TP_HSYNC 4 IN4 PIXEL_VSYNC OUT4 CAM_VSYNC TP_VSYNC 3M FF CAMERA 9-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 43 Flow Chart of Troubleshooting 9-28 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 44 3rd pin CAM_EN VCAM_28V_IO , VCAM_28A=2.8V? = High? U704 C725 3rd pin VCAM_18C=1.8V CAM_EN = High? CAMERA U704 U705 UCP400 Replace Replace Replace Replace 9-29 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 45 TP_D800 CIF CAMERA F802 1 IN1 OUT1 PIXEL_MCLK CAM_MCLK TP_MCLK PIXEL_PCLK OUT2 CAM_PCLK TP_PCLK 3 IN3 PIXEL_HSYNC OUT3 CAM_HSYNC TP_HSYNC PIXEL_VSYNC OUT4 CAM_VSYNC TP_VSYNC 9-30 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 46 Flow Chart of Troubleshooting 9-31 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 47 Signal on Signal on Check U600 & neighb in L700,L70 oring circuits in C613,C614? Signal on in R731,R7 Check IFC700 Change Main PBA Change U712 9-32 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 48 AMP_POUT C611 R610 SPK_L EARSPK_R INA1 C612 R605 EARSPK_L SPK_R INA2 C613 EAR_L INB1 C614 EAR_R INB2 BIAS I2C_SDA I2C_SCL Pleae place near Connector 9-33 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 49 VIDEO INTB V_AUDIO_L CHG_DET CHG_SEL R709 V_AUDIO_R UART_TXD BOOT R736 UART_RXD TR701 JIG_ON JIG_ON_N TA700 R724 R735 JTAG_JIG_ON_N L702 EAR_MIC JTAG_RXD JTAG_TXD C708 C707 9-34 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 50 Flow Chart of Troubleshooting 9-35 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 51 Flow Chart of Troubleshooting 9-36 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 52 Amplitude : -50dBm Normal condition Check Antenna contact Catch the channel? Check L108 = -55dBm ? Replace RFS102 Resolder U100 or Change The End 9-37 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 53 GSM1900RX L109 GSM1900RX RX_EGSM900_N L110 UMTS1 UMTS2 L111 RX_EGSM900_P UMTS3 C112 RX_DCS1800_N L113 C113 RX_DCS1800_P C114 RX_PCS1900_N RFS102 L114 C115 RX_PCS1900_P TXR_WCDMA2100 TXR_WCDMA850 TXR_WCDMA1900 9-38 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 54 Tx ON (Level :5) Battery voltage:3.8V Check C127 >= 14dBm? Check The U100 Replace PAM100 Check C168 >= 34.5dBm? Check C100 >= 33dBm? Replace RFS102 The End 9-39 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 55 DRX_QN WPRXSE2 RTR_W2100_RX DRX_IP WPRXSE1_OUT L115 R114 C143 WCDMA_RXM_1900 F100 C144 C169 C145 WCDMA_RXP_1900 L117 R117 C153 WCDMA_RXM_2100 F101 C170 L119 L120 C155 WCDMA_RXP_2100 9-40 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 56 Flow Chart of Troubleshooting 9-41 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 57 Amplitude : -50dBm Normal Condition Check Antenna Contact Catch the channel? Replace RFS102 Check L111 >= -55 dBm? Resolder U100 or Change The End 9-42 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 58 GSM1900RX L109 GSM1900RX RX_EGSM900_N L110 UMTS1 UMTS2 L111 UMTS3 RX_EGSM900_P C112 RX_DCS1800_N L113 C113 RX_DCS1800_P C114 RX_PCS1900_N RFS102 L114 C115 RX_PCS1900_P TXR_WCDMA2100 TXR_WCDMA850 TXR_WCDMA1900 9-43 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 59 Tx ON (Level :5) Battery voltage:3.8V Check C127 = 14dBm? Check The U100 Replace PAM100 Check C168 >= 34.5dBm? Check C100 >= 33dBm? Replace RFS102 The End 9-44 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 60 RTR_W2100_RX DRX_QN WPRXSE2 DRX_IP WPRXSE1_OUT L115 R114 C143 WCDMA_RXM_1900 F100 C169 C144 C145 WCDMA_RXP_1900 L117 R117 C153 WCDMA_RXM_2100 F101 L119 C170 L120 C155 WCDMA_RXP_2100 9-45 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 61 Flow Chart of Troubleshooting 9-46 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 62 Amplitude : -50dBm Normal Condition Check Antenna Contact Catch the channel? Replace RFS102 Check L113 >= -55 dBm? Resolder U100 or Change The End 9-47 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 63 GSM1900RX L109 RX_EGSM900_N GSM1900RX L110 UMTS1 UMTS2 L111 UMTS3 RX_EGSM900_P C112 RX_DCS1800_N L113 C113 RX_DCS1800_P C114 RX_PCS1900_N RFS102 L114 C115 RX_PCS1900_P TXR_WCDMA2100 TXR_WCDMA850 TXR_WCDMA1900 9-48 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 64 Tx ON (Level :0) Battery voltage:3.8V Check The U100 Check C126 = 12dBm? Replace PAM100 Check L107 >= 31.5dBm? Check C100 >= 30dBm? Replace RFS102 The End 9-49 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 65 DRX_QN WPRXSE2 RTR_W2100_RX DRX_IP WPRXSE1_OUT L115 R114 C143 WCDMA_RXM_1900 F100 C169 C144 C145 WCDMA_RXP_1900 L117 R117 C153 WCDMA_RXM_2100 F101 L119 C170 L120 C155 WCDMA_RXP_2100 9-50 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 66 Flow Chart of Troubleshooting 9-51 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 67 Replace RFS102 Check L114 >= -55 dBm? Check L114 >= -55 dBm? Resolder U100 or Change Resolder U100 or Change The End The End 9-52 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 68 GSM1900RX L109 GSM1900RX RX_EGSM900_N L110 UMTS1 UMTS2 L111 RX_EGSM900_P UMTS3 C112 RX_DCS1800_N L113 C113 RX_DCS1800_P C114 RX_PCS1900_N RFS102 L114 C115 RX_PCS1900_P TXR_WCDMA2100 TXR_WCDMA850 TXR_WCDMA1900 9-53 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 69 Tx ON (Level :0) Battery voltage:3.8V Check C126 = 12dBm? Check The U100 Replace PAM100 Check L107 >= 31.5dBm? Check C100 >= 30dBm? Replace RFS102 The End 9-54 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 70 DRX_QN WPRXSE2 RTR_W2100_RX DRX_IP WPRXSE1_OUT L115 R114 C143 WCDMA_RXM_1900 F100 C169 C144 C145 WCDMA_RXP_1900 L117 R117 C153 WCDMA_RXM_2100 F101 L119 C170 L120 C155 WCDMA_RXP_2100 9-55 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 71 Flow Chart of Troubleshooting 9-56 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 72 Check Antenna Contact Catch the channel? Check C200 = -56 dBm? Replace RFS102 Check C240 = -59 dBm? Replace DUF200 Resolder U100 or Change The End 9-57 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 73 Flow Chart of Troubleshooting C200 TXR_WCDMA850 DUF200 C203 RTR_W850_P 2 4 5 C241 RTR_W850_M 9-58 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 74 Replace CPL200 CPL200 1pin= 25.5dBm ? Check C200 = 24 dBm ? Replace DUF200 Replace RFS102 Check C100 = 23 dBm ? The End 9-59 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 75 RTR_W2100_RX DRX_QN WPRXSE2 DRX_IP WPRXSE1_OUT L115 R114 C143 WCDMA_RXM_1900 F100 C169 C144 C145 WCDMA_RXP_1900 L117 R117 C153 WCDMA_RXM_2100 F101 C170 L119 L120 C155 WCDMA_RXP_2100 9-60 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 76 Flow Chart of Troubleshooting 9-61 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 77 Check Antenna Contact Catch the channel? Check C218 = -56 dBm? Replace RFS102 Check L217 = -59 dBm? Replace DUF201 Resolder U100 or Change The End 9-62 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 78 Flow Chart of Troubleshooting L205 C218 TXR_WCDMA1900 L217 C223 RX 3 RTR_W1900_RX DUF201 9-63 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 79 Check C224 = 25.5 dBm ? Replace CPL201 Replace DUF201 Check L205 = 24 dBm ? Check C100 = 23 dBm ? Replace RFS102 The End 9-64 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 80 C220 2 RFIN GND 9 PAM_RFOUT_W1900 COUPLING L207 L217 2 IN C224 RX 3 RFOUT GND 7 TERMINATE PA_R1 PA_ON_W1900 DUF201 PWR_DET_W2100 WCDMA1900 PAM 9-65 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 81 Flow Chart of Troubleshooting 9-66 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 82 Check Antenna Contact Catch the channel? Check L210 = -56 dBm? Replace RFS102 Check C239 = -59 dBm? Replace DUF201 Resolder U100 or Change The End 9-67 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 83 Flow Chart of Troubleshooting L210 TXR_WCDMA2100 DUF202 C239 R209 RTR_W2100_RX 9-68 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 84 Check L214 = 26 dBm? Replace PAM202 Replace DUF202 Check L210 = 24 dBm ? Check C100 = 23 dBm ? Replace RFS102 The End 9-69 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 85 CPL202 F202 VCC1 VCC2 DUF202 L213 C233 2 RFIN GND 9 PAM_RFOUT_W2100 COUPLING L214 RFOUT OUT 1 GND 7 TERMINATE PA_R1 PA_ON_W2100 WCDMA2100 PAM 9-70 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 86 Flow Chart of Troubleshooting 9-71 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 87 Check the Antenna Replace Antenna on Rear normal while trying Resolder MOD300 BLUETOOTH on or Change C313=26MHz? Resolder VCO300 and The End Neighboring Circuits 9-72 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 88 MOD300 BT, WIFI Combo VREG_MSMP_2.6V VREG_MSME_1.8V VWLAN_1.2V C312 C313 BT_CLK U301 VREG_MSMP_2.6V C314 VOUT 1 WLAN_CLK R306 U302 VCO300 BT_CLK_REQ WLAN_CLK_REQ BT, WIFI TCXO 9-73 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 89 Flow Chart of Troubleshooting 9-74 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 90 WLAN Antenna abnormal Replace Antenna on Rear normal while trying Resolder MOD300 WLAN on or Change C314=26MHz? Resolder VCO300 and The End Neighboring Circuits 9-75 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 91 MOD300 BT, WIFI Combo VREG_MSMP_2.6V VREG_MSME_1.8V VWLAN_1.2V C312 C313 BT_CLK U301 VREG_MSMP_2.6V C314 VOUT 1 WLAN_CLK R306 U302 VCO300 BT_CLK_REQ WLAN_CLK_REQ BT, WIFI TCXO 9-76 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 92 Flow Chart of Troubleshooting 9-77 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 93 GPS Signal Input: -50dBm @L304 Replace F300 Check C308 >= -52dBm? Check R301= High ? Replace UCP400 Replace U300 Check C309 >= -53dBm? The End 9-78 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 94 Flow Chart of Troubleshooting VREG_RFRX1_2.7V L300 R300 GPS_LNA_ON F300 ANT300 L301 C308 L302 C309 RX_GPS RF_IN FILT_OUT U300 9-79 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 95 7. Block Diagrams 7-1. RF Solution Block Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 96: Base Band Solution Block Diagram

    Block Diagrams 7-2. Base Band Solution Block Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 97 8. PCB Diagrams 8-1. Main Top SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 98: Main Bottom

    PCB Diagrams 8-2. Main Bottom SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 99: Disassembly And Assembly Instructions

    1)Disassemble SPEAKER screw 3 points. 2)Disassemble Side Key ※ Caution ※ Caution 1) Be care of scratch and molding damage. 1) Be care of damage to KEY F-CPB. 11-1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 100 Front separate. ※ Caution ※ Caution 1) Be care of damage to slide F-CPB 1) Be care of scratch and molding damage. 11-2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 101: Assembly Instructions

    1) Be care of scratch and molding damage. 1) Be care of scratch and molding damage. 2) Be care of damage to the F-CPB. 11-3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 102 2)assemble the SPEAKER connector. 3 points.(torque 0.7~0.9) ※ Caution ※ Caution 1) Be care of scratch and molding damage. 1) Be care of damage to slide F-CPB 11-4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 103 1) Be care of scratch and molding damage. 1) Be care of scratch and molding damage. 1)Assemble REAR screw 4 points. (torque 1.0~1.2) 1) Be care of scratch and molding damage. 11-5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 104 www.s-manuals.com...