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Samsung GT-S7230E Service Manual page 33

Gsm telephone
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8-3-12. WCDMA BAND 1 TX
Can't make a call in WCDMA2100 network
NORMAL CONDITION
catch the channel?
Check the connection
Check the connection
L112,C117,C114
Check TCXO CLOCK
@C153=26MHz?
Replace Board(PBA)
SAMSUNG Proprietary-Contents may change without notice
NO
YES
NO
C151,C182
YES
NO
YES
NO
YES
Back to
previous step
This Document can not be used without Samsung's authorization
Put more lead solder
@C104,L105,C170,C168,L101
L102, R100,R101,R102,R103
Put more lead solder
each terminal
Put more lead solder
each terminal
Put more lead solder
each terminal
NO
Can Phone make a call
WCDMA2100 network?
8-21
Level 3 Repair
YES
END

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