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Samsung GT-N8000 Servise Manual
Also see for GT-N8000: User manualQuick start guideUser manualUser manualUser manual
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Level 3 RepairDistribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.Confidential and proprietary-the contents in this service guide subject to change without prior notice.8-50U106 PIN14 : About 20.5dBm ?8-3-22. WCDMA BAND1 TXCheck the Voltage atC142 = VOUT_CHARGER?Resolder or changeU106, C142Check L115,C191 :About 20.5 dBm ?Resolder or changeL115, C191YESNONOYESYESCHECK solderedRFS100,C139,L101,C138,L112C137,L111,C141,C2107,ANT103NOCheck componentsoldering status OK atF100Resolder or changeF100NOYESCheck C148,L118,C149 :About 20.5dBm ?Resolder or changeC148,L118,C149YESNOCONTINOUS TX ON CONDITIONTX POWER DAC:14500 CODEAPPLIEDWCDMA Band1 CH : 10700RBW : 100KHzVBW : 100KHzSPAN : 10MHzREF LEV. : 10dBmATT. : 20dBCheck the Voltage atC153 = OUT_CHARGER?Resolder or changeU129, C153NOYESCheck C196, L134 :About 0dBm ?Resolder or changeC196, L134YESYESCheck the voltage at{C158 = VBAT_RF ?}& {C157 = 2.85V ?}& {C155 = 2.65V ?}& {C159 = 1.8V?}& {C160 = 1.2V?}Resolder or changeU101,C164,C168,C169,C170,C171Check the freq. at C150: 26MHz ?Change or resolderOSC100WCDMA BAND1Transmitter is O.K? Resolder or changeUCP300ENDNOYESNOYESNO |
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