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Now downloading free:Samsung SGH-E300

Samsung SGH-E300 free download

Cell phone, GSM, Satellite phone - Nokia, Siemens, Samsung mobiles service manuals and repair information

File information:
File name:telephone_gsm_©_.pdf
[preview SGH-E300]
Size:2101 kB
Extension:PDF
Mfg:Samsung
Model:SGH-E300 🔎 SGHE300
Original:GH68-05427A [AUG..2004] 🔎
Descr:Service Manual Gsm Telephone - Pag. 31
Group:Electronics > GSM Mobile Phones
Uploaded:13-01-2009
User:salvacolnome
Multipart:No multipart

Information about the files in archive:
Decompress result:OK
Extracted files:1
File name telephone_gsm_©_.pdf

GSM TELEPHONE SGH-E300 SERVICE GSM TELEPHONE 1. 2. 3. 4. 5. 6. Manual CONTENTS Specification Flow Chart of Troubleshooting Exploded Views and Parts List Electrical Parts List Block Diagrams PCB Diagrams 1. SGH-E300 Specification 1. GSM General Specification GSM900 Phas e 1 Fr eq. Band[MHz] Uplink/ Downli nk ARFCN r ange 890~915 935~960 1~124 EGSM 900 Phas e 2 880~915 925~960 0~124 & 975~1023 45MHz 270.833kbps 3.692us 576.9us 4.615ms 0.3GMSK 33dBm~5dBm 5pcl ~ 19pcl -102dBm 8 35Km DCS1800 Phas e 1 1710~1785 1805~1880 512~885 Tx/ Rx s paci ng Mod. Bit rate/ Bit Period Ti me Slot Peri od/Fr ame Per iod Modulati on MS Power Power Cl a ss Sensit ivit y TDMA Mux Cell Radius 45MHz 270.833kbps 3.692us 576.9us 4.615ms 0 . 3 GM S K 33dBm~13dBm 5pcl ~ 15pcl - 102dBm 8 35Km 95MHz 270.833kbps 3.692us 576.9us 4.615ms 0 . 3 GM S K 30dBm~0dBm 0pcl ~ 15pcl - 100dBm 8 2Km 1-1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization SGH-E310 Specification 2. GSM TX power class TX Power control level 5 GSM900 TX Power control level 0 DCS1800 33±2 dBm 30±3 dBm 6 31±2 dBm 1 28±3 dBm 7 29±2 dBm 2 26±3 dBm 8 27±2 dBm 3 24±3 dBm 9 25±2 dBm 4 22±3 dBm 10 23±2 dBm 5 20±3 dBm 11 21±2 dBm 6 18±3 dBm 12 19±2 dBm 7 16±3 dBm 13 17±2 dBm 8 14±3 dBm 14 15±2 dBm 9 12±4 dBm 15 13±2 dBm 10 10±4 dBm 16 11±3 dBm 11 8±4dBm 17 9±3dBm 12 6±4 dBm 18 7±3 dBm 13 4±4 dBm 19 5±3 dBm 14 2±5 dBm 15 1-2 0±5 dBm SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization 2. SGH-E300 Flow Chart of Troubleshooting 1.Baseband 1. Power ON 'Power On' does not work Yes Check the current consumption more than 100mA No Download again Yes No Charge the Battery Check the Voltage more than 3.3V Yes Check the pin 11 of U102 is more than 2.8V No Check U102 and C117 Yes No U102 pin 33,39 = 2.8V Yes Yes U102 pin 9 = 1.8V No Check U102 and C116 Check the clock signal at pin4 of OSC801 Freq=13MHz ? Vrms300mV ? Vpp is around 900mVpp ? No Check the clock generation circuit Yes Check the initial operation END 2-1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization SGH-E300 Flow Chart of Troubleshooting and Circuit Diagrams 2. Initial Initial Failure Yes Check the signal at the pin 19 of U102 is "High" when the phone is boot on No Check U102 Yes No Check the U701 Check the pin 25 of U100 is "High" Yes Check the pin 4 of OSC801 is around 2.8V Yes Check LCD connector CN201, and resolder bridge Yes END No Check the soldered status of OSC801,R801,U102 3. Sim Part Phone can't access SIM card Yes Check the pin 1 of CN100. voltage 3V ? Yes Check the SIM connector's (CN100) connection to SIM card Yes Check the circuit around CN100 input circuitry Yes Check the circuit around U601 output and vlotage supply circuitry Yes END No Check the related circ

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