GSM TELEPHONE SGH-E715 SERVICE GSM TELEPHONE Manual CONTENTS 1. Specification 2. Flow Chart of Troubleshooting 3. Exploded Views and Parts List 4. Electrical Parts List 5. Block Diagrams 6.
C400 ANT1 L400 C401 C415 R320 C327 C336 U305 U302 SW1 R408 ZD118 C420 C111 C106 C114 C338 C104 R114 R110 C107 C113 6-1 This Document can not be used without Samsung's authorization SAMSUNG Proprietary-Contents may change without notice Q100 C100 C112 C115 MAIN_MIC R146 R101 R318 U101 C304 R313 R315 R113 R111 R109 R145 ZD103 R107 R103 R106 ZD104 R105 R104 ZD106 CN1006 R119 CN101 C116 R240 R108 U300 R102 ZD105 C332 R241 R144 U307 R307 R306 C303 C235 R100 C334
SGH-E715 PCB Diagrams 2.
5. SGH-E715 Block Diagrams V_BAT JIG-ON TA_VEXT Backlight LED Drivers Charger PSC2106 CHG Block Multi-Function Backlight Power Supply Antenna 2V8_RF V_SIM SIM Driver Power Mgmt V_PAC SIM_RST SIM CON I/FC ON LTC1734 SIM_RST SIM_CLK DEBUG SDS SIM_Data VREF CHG_ON SIM_CLK SIM_Data I_CHG Crystal 32.768 KHz VRTC Contractor 1V8_Core 2V8_DIG RF_Power_EN SAW PCS LNA IN Power S I 4 2 0 5 V_BAT PAM DSP Memory I/F D[0..15 DSP GSM R F T r a n c e i v e r RTC A[0..
4.
SGH-E715 Electrical Parts List SEC Code Design LOC SEC Code Design LOC SEC Code Design LOC 2203-000254 C328 2203-000233 C424 0601-001602 LED105 2203-005061 C329 2203-000254 C425 0601-001602 LED106 2203-000254 C330 2203-000254 C426 0601-001602 LED107 2203-005061 C331 2203-000254 C427 0601-001602 LED108 2203-005496 C332 2203-005061 C428 0601-001602 LED109 2203-005480 C333 2203-002668 C429 0601-001602 LED110 2203-000940 C334 3709-001187 CN100 0601-001602 LED111
SGH-E715 Electrical Parts List SEC Code Design LOC SEC Code Design LOC SEC Code Design LOC 2007-001301 R116 2007-000171 R205 2007-000139 R303 2007-001291 R117 2007-000171 R206 2007-000162 R304 2007-007142 R118 2007-007139 R207 2007-007200 R309 2007-007142 R119 2007-000172 R208 2007-007200 R310 2007-007139 R120 2007-000162 R209 2007-000170 R311 2007-001323 R121 2007-000172 R210 2007-000162 R312 2007-000174 R122 2007-000171 R212 2007-000157 R313 2007-000174 R1
SGH-E715 Electrical Parts List SEC Code Design LOC SEC Code Design LOC 1203-002127 U101 1405-001082 ZD119 1203-001720 U102 1405-001082 ZD120 0506-001052 U103 1405-001082 ZD121 NEW-IC0002 U200 1405-001082 ZD122 1001-001183 U201 1405-001082 ZD123 1204-002161 U202 1405-001082 ZD124 1203-002861 U203 1405-001082 ZD125 1204-001984 U300 1405-001082 ZD126 0504-001042 U301 1405-001082 ZD127 0504-001042 U302 1405-001082 ZD128 NEW-IC0001 U303 1405-001082 ZD200 1209-0012
3. SGH-E715 Exploded View and its Parts list 1.
SGH- E715 Exploded view and its Part list 2. Cellular phone Parts list No.
SGH-E715 Exploded view and its Part list 3. Test Jig (GH80-00865A) 3-1. RF Test Cable 3-2. Test Cable (GH39-00090A) 3-3. Serial Cable (GH39-00127A) 3-4. Power Supply Cable 3-5. DATA CABLE (GH39-00159A) 3-6.
2. SGH-E715 Flow Chart of Troubleshooting 1. Power ON 'Power ON' Does not work Check the current consumption Current consumption NO Down load again ≥100mA ? YES Check the V bat. voltage Voltage ≥ 3.3V ? NO Charge the Battery YES Check the pin of U100 pin #11 ≥ 2.8V ? NO Check U100 and C110 YES pin #39 and #33 = 2.8V YES NO Pin #9=1.8V? NO Check U100 and C109 YES Check the clock signal NO at pin #3 of OSC400 Check the clock generation circuit (OSC400, U402 pin#4) Freq.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams 2. System Initial Initial Failure The pin #9 of U100 = 1.8V NO and pin #11 of U100=2.8V? Check the U100 (If it has some problem, it has to be replaced.) YES Is the pin #19 of U100 NO " Low --> High" ? Check the U100 (If it has some problem, it has to be replaced.) YES There is 32.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams 3.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams 4. Charging Part Abnormal charging operation The pin #17,18 of CN101 NO (VEXT) is 5V ? Replace TA or check CN101 YES The pin#2 of U102 is Low? NO Check the U102 YES The pin#3 of U102 is Low? NO Check the U102 YES The pin#5 of U101 is NO 3.2~4.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams CN100 1 1 4 4 2 2 5 5 6 3 3 G G GG 6 7 89 10 C101 33PF C103 470NF VBA T VCC_1.8A VCCD VRF VPAC VOSC VCCA VRTC VCC B C100 33PF C102 33PF C104 100NF VREF 6 GNDD1 VREF 28 GNDQ VSIM 30 CREF 29 VLDO_6 2 1 XOENA Q100 VLDO_3 VRTC EN_3 EN_4[0] EN_4[1] EN_5 EN_5A EN_5B VLDO_2 RESETN 55 RING_PWM VLDO_1 57 GND 58 GND 59 GND 60 GNDD 38 LED2_DRV 78 39 12 R115 1.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams 5. Microphone Part Micro-phone does not work Is the assembled status of NO Microphone O.K? Reassemble the microphone YES Check the DC bias voltage on Mic path. The voltage of C237 is NO 2.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams 6. Speaker Part There is no sound from speaker Is the terminal of speaker NO is O.
AUXOUT AUXIN MICOUT MICIN C243 39PF C233 39PF R227 47K,1% R218 47K,1% C261 39PF C260 39PF VCCA R235 51K C230 1UF 1UF C239 R230 82K,1% VCCA R225 10K C237 33UF R219 1.2K R217 10K 2 Q200 C238 470nF 3 1 R231 1K VCCD R223 4.7K R221 4.7K C234 8PF C232 1NF JACK_IN AOUTBP AOUTBN EAR_SWITCH C235 33PF L200 100nH MAIN_MIC R241 R240 C240 33UF 6.3V C236 33UF 6.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams 7. Camera Part Camera function does not work NO Connect the CN200 Check the connect CN200? YES NO Check the U203 Pin #9 of U203 = 2.8V? YES Pin #10 of U203 = 2.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams 8.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams 9. EGSM Transmitter F400 Pin#6 About 2~3 dBm? NO U300,301 Check & Change YES YES C402,CN400 Check & Change NO F400 Pin#10 = High? NO Level of F400 Pin#7 is 4~5dBm ? Continuous TX ON condition TX Power Code : 500 code Applied CH : 62 RBW : 100KHz VBW : 100KHz SPAN : 10MHz REF. Level : 10dBm ATT. : 20dB YES F400 Check & Change NO C403 = 3.7V? Check the Battery Block YES NO Level of U400 Pin #6 is 1.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams 10.
SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams 11. PCS Transmitter F400 Pin#6 About 2~3 dBm? NO NO F400 Pin#4 = High? YES U300,302 Check & Change YES C402,CN400 Check & Change NO Level of F400 Pin#5 is 4~5dBm ? Continuous TX ON condition TX Power Code : 350 code Applied CH : 660 RBW : 100KHz VBW : 100KHz SPAN : 10MHz REF. Level : 10dBm ATT. : 20dB YES F400,L403,C413 Check & Change NO C403 = 3.7V? Check the Battery Block YES Level of U400 Pin #6 is 1.
TXPOWE R C409 270PF C411 33PF 100K R406 C412 1NF 2 3T 4 5 6 GND 13 VRAMP VBATT VREG XEN BAND VCC 10 81 2 VCC2 VCC2 RF3140 PCSOUT DCSI N U400 1 7 11 9 R402 0.75P F C408 270 R405 820 L401 2.7nH R403 15 C410 0.5PF 220 R404 820 R401 L404 NC L403 0 GSM_PAM_IN PCS_RX_EN DCS_TX_E N GSM_TX_E N 9 F400 G EGSMTX DCS/PCSTX C402 47P F 8 EGSMRX DCSRX G PCSRX G L410 47PF L409 22PF L408 1.5nH C431 NC C430 NC 1 1 C429 0.
1. SGH-E715 Specification 1. GSM General Specification GSM900 Phase 1 EGSM900 Phase 2 DCS1800 Phase 1 PCS1900 Freq. Band[MHz] Uplink/Downlink 890~915 880~915 1710~1785 1850~1910 935~960 925~960 1805~1880 1930~1990 ARFCN Range 1~124 512~885 512~810 Tx/Rx Spacing Mod. Bit Rate/ Bit Period Time Slot Period /Frame Period Modulation MS Power Power Class Sensitivity TDMA Mux Cell Ridius 45MHz 45MHz 95MHz 80MHz 270.833KHz 270.833KHz 270.833KHz 270.833KHz 3.692us 3.692us 3.692us 3.
SGH-E715 Specification 2.
ELECTRONICS ⓒ Samsung Electronics Co.,Ltd. OCT. 2003 Printed in Korea. This Service Manual is a property of Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law. Code No.: GH68-04399A BASIC.
