Samsung SGH-F880 Service Manual

Also see for SGH-E880: User guide User manual

Contents

SAMSUNG Proprietary-Contents may change without noticeSGH-E880 Flow Chart of Troubleshooting2-22This Document can not be used without Samsung's authorization2-2-6. PCS TXF700 pin #12= about 2~3dBmC725,CN700check&changeF700pin#12 : 2.8V U100check & changeU701 pin #17=about 4~5dBmF700check & changeThe voltage ofC714 ≥ 3.7vNO NOYESYESYESNONO BATTERYcheck & changeU701pin #20 = 1.2VYESNOU701 pin#13 =about -5dBmYESU701pin #18 = 3V &pin #1 is "High"YESYESU701change or resolderNOU100checkU701checkNOU700pin#9,#32= 2.8VU100 pinA13change or resolderYESU700pin#8 : 13MHz &Vp-p : 950mVU700pin#4,#5,#6,#7= 1.5VYESU100change or resolderNONOU700change or resolderYESNO OSC700change or resolderCONTINUOUS TX ON CONDITIONCH : 650CH(PCS)TX POWER CODE: 580 CODE ApliedRBW : 100KHzVBW : 100KHzSPAN : 10MHzREF LEV. : 10dBmATT. : 20dB