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GSM TELEPHONE
GT-E1081
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. Chart of Troubleshooting
10. Reference data
11. Disassembly and Assembly
Instructions
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Summary of Contents for Samsung GT-E1081
- Page 1 GSM TELEPHONE GT-E1081 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. Chart of Troubleshooting 10. Reference data 11.
- Page 2 R-CHIP 2007-000144 R208 R-CHIP 2007-000148 R200 R-CHIP 2007-000148 R201 R-CHIP 2007-000148 R217 R-CHIP R109 R-CHIP 2007-000151 2007-000162 R110 R-CHIP 2007-000162 R209 R-CHIP 2007-000172 R207 R-CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 3 C-CERAMIC 2203-001385 C119 C-CERAMIC 2203-002709 C209 C-CERAMIC 2203-002709 C210 C-CERAMIC 2203-002709 C230 C-CERAMIC 2203-005057 C112 C-CERAMIC 2203-005057 L113 C-CERAMIC 2203-005281 C114 C-CERAMIC 2203-005281 C116 C-CERAMIC SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 4 C-CERAMIC 2203-006841 C226 C-CERAMIC 2203-007270 C308 C-CERAMIC 2203-007279 C109 C-CERAMIC 2404-001377 C322 C-CERAMIC 2703-001733 L111 INDUCTOR 2703-002170 L109 INDUCTOR 2703-002170 L114 INDUCTOR 2703-002176 L104 INDUCTOR SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 5 SC107 ONBOARD-CLIP-4 GH70-03276A SC108 ONBOARD-CLIP-4 GH70-03276A SC109 ONBOARD-CLIP-4 Please consult the GSPN website (Samsung Portal) for the most recent version of the product's part list. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 6 Check the Main Chip UPC201 L16pin (CLK32K)=32KHZ Check the related circuit R209(+VGPIO) = "H"? +VCORE_1.25V Resolder C214 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 7 C328 D201 C205 C323 C319 C327 C117 F100 SC104 D303 D304 C115 RFS100 PAM100 C120 L103 L112 L101 C110 MIC300 C112 L114 L113 L111 C124 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 8 UCP201 pin T4 (RSTON) ="H"? Replace UCP201 UCP201 pin M4 or D12 Change PBA = "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 9 C328 D201 C205 C323 C319 C327 C117 F100 SC104 D303 D304 C115 RFS100 PAM100 C120 L103 L112 L101 C110 MIC300 C112 L114 L113 L111 C124 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 10 4.9V Resolder R207 UCP201 pin v9(AUX_DET) Resolder or Replace R303 or R302 = "L"? Check the UCP201 pin R9 Resolder or Replace UCP201 ≒ 1.4V SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 11 C328 D201 C205 C323 C319 C327 C117 F100 SC104 C115 D303 D304 RFS100 PAM100 C120 L103 L112 L101 C110 MIC300 C112 L114 L113 L111 C124 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 12 Resolder or Replace SIM200 pin3 of SIM200 in a few second After SIM card insert, SIM200 pin 2(SIM_RST) Replace PBA = "H"? Check the SIM Card SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 13 C310 C106 L306 C311 R104 MOT100 L302 L303 ZD302 R303 C226 R304 R307 R217 R108 C224 R305 R308 BTC200 C222 C229 R211 R203 R110 SIM200 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 14 Resolder or Replave UCP201 at Mic Active ? Resolder C323, L309, L310, C328, R312, R313, Check MIC Connection C321, C325, Check the MIC Replace the MIC SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 15 D201 C205 C323 C319 C327 C117 F100 SC104 D303 D304 C115 RFS100 PAM100 C120 L103 L112 L101 C110 MIC300 C112 L114 L113 L111 C124 9-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 16 Does not work Voice call ? Resolder or Replace UCP201 Does not work Ringtone? Resolder or Replace UCP201 SPK300 Is Speaker working? Resolder or Change Speaker Motor ASS'Y 9-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 17 C106 L306 C311 R104 MOT100 L302 L303 ZD302 R303 C226 R304 R307 R217 R108 C224 R305 R308 BTC200 C222 C229 R203 R211 R110 SIM200 9-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 18 When you pushed all of the Change Domesheet Key, does the key have tension? All of the key doesn't work Replace the PBA except POWER ON KEY ? 9-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 19 Flow Chart of Troubleshooting KEYPAD KEYPAD KEYPAD DOWN DIGIT301 KEYPAD DIGIT304 KEYPAD DIGIT307 KEYPAD DIGIT309 KEYPAD 9-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 20 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 9-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 21 Flow Chart of Troubleshooting 9-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 22 9-9. Key Back Light Main Key LED does not work Resolder or Replace UCP201 UCP0201 pin T8, V8 = "H"? Key LED does not work? Change PBA 9-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 23 Flow Chart of Troubleshooting KEYPAD KEYPAD KEYPAD DOWN DIGIT301 KEYPAD DIGIT304 KEYPAD DIGIT307 KEYPAD DIGIT309 KEYPAD 9-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 24 UCP201 pin G1 ≥ -70dBm Resolder C118,C119,L110 pin F1 ≥ -70dBm Check & Resolder C108, C207, C208, C201, C202 And PMU Part and UCP201 9-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 25 UCP201 Resolder C114,C116,L109 pin E1 ≥ -70dBm pin D1 ≥ -70dBm Check & Resolder C108, C207, C208, C201, C202 And PMU Part and UCP201 9-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 26 KEYOUT1 PA_RAMP RAMP KEYOUT(2) KEYOUT2 KEYOUT(3) KEYOUT3 RTCK RTCK KEYOUT(0:3) FE_CTRL0 RX_SEL FE_CTRL1 BAND_SEL FE_CTRL2 PON_PA MOD_STANDBY FE_CTRL3 TEST THERM_IN LDO_EN NWE0 R211 BASEBAND 9-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 27 D201 C205 C323 C319 C327 C117 F100 SC104 D303 D304 C115 RFS100 PAM100 C120 L103 L112 L101 C110 MIC300 C112 L114 L113 L111 C124 9-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 28 Resolder or Change UCP201 pinA2 C120, C112, L103 ≥ -4dBm Check & Resolder C108, C207, C208, C201, C202 And PMU Part and UCP201 9-23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 29 Check VBAT or PAM control signal UCP201 pinA1 Resolder or Change ≥ -4dBm C121 Check & Resolder C108, C207, C208, C201, C202 And PMU Part and UCP201 9-24 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 30 KEYOUT1 PA_RAMP RAMP KEYOUT(2) KEYOUT2 KEYOUT(3) KEYOUT3 RTCK RTCK KEYOUT(0:3) FE_CTRL0 RX_SEL FE_CTRL1 BAND_SEL FE_CTRL2 PON_PA MOD_STANDBY FE_CTRL3 TEST THERM_IN LDO_EN NWE0 R211 BASEBAND 9-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 31 D201 C205 C323 C319 C327 C117 F100 SC104 D303 D304 C115 RFS100 PAM100 C120 L103 L112 L101 C110 MIC300 C112 L114 L113 L111 C124 9-26 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 32 Resolder or Replace LED300.C305,R302 Is it broken or damaged? Check U300 Change PBA pin 1 ≥ 1.5V Check U300 Change U300 pin 1 ≥ 3V 9-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 33 Flow Chart of Troubleshooting LED300 D300 DOMM202 R302 C305 C304 9-28 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 34 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 35 64/32MB RF / IF KEY PAD Tranceiver Battery 800mA AUDIO MIC Interface / RTC --------------- Ear MIC Basic Charging SIM Interface EARSPK & Charging Controller SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 36 C319 C327 L104 C319 C327 F100 SC104 D303 D304 C115 D303 D304 RFS100 C120 PAM100 L103 L112 L101 L102 MIC300 C112 L114 C125 L111 C124 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 37 PCB Diagrams 명의병경신청서양식.hwp DOWN DIGIT301 DIGIT304 DIGIT307 DIGIT309 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 38 Separate the PBA from the FRONT 1) Be careful not to make scratch and molding damage! 1) Be careful not to make scratch and molding damage! 11-1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 39 1) Be careful not to make scratch and molding damage! 1) Be careful not to make scratch and molding damage! 2) Be careful not to damage LCD FPCB and LCD 11-2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 40 1) Be careful not to make scratch and molding damage! 1) Be careful not to make scratch and molding damage! 2) Be careful not to damage MIC FPCB 11-3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 41 1) Be careful not to make scratch and molding damage! 1) Be careful not to make scratch and molding damage! 2) Don't push the panel of LCD while combine the LCD 11-4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 42 1) Be careful not to make scratch and molding damage! 2) Be careful nothing goes between LCD and FRONT. 2) Be careful not to damage IF COVER. 11-5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 43 Exploded View and Parts List Screw 3 points at the REAR case. ① ③ ② 1) Be careful not to make scratch and molding damage! 11-6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 44 www.s-manuals.com...