SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-18
This Document can not be used without Samsung's authorization
Check the voltage
PAM100 @C116
≥
3.0V ?
8-3-9. GSM850/900 TX
Put more lead solder
each terminal
Check the connection
R106
Put more lead solder
each terminal
Put more lead solder
each terminal
NO
YES
NO
NO
YES
YES
Check TCXO CLOCK
@C112=19.2MHz?
YES
NO
Can't make a call in GSM network
NORMAL CONDITION
catch the channel?
END
Can Phone make a call
GSM network?
YES
Back to
previous step
Replace Board(PBA)
NO
Put more lead solder
@L105,C114,C189,L111,
L110,C113,C115,L107
Содержание GT-B7510
Страница 64: ...www s manuals com ...