Samsung Galaxy Tab GT-P1000, Руководство по обслуживанию

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SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-32
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Check C117
†
-65dBm ?
8-3-15. WCDMA Band2 / GSM1900 RX
CONTINUOUS RX ON
RF INPUT : 9800CH
AMP : -50dBm
NORMAL CONDITION
catch the channel?
Check the Voltage at
C136 =VOUT_CHARGER?
Check component soldering
status OK at PAM102, C100,
L117, C167 ?
CHECK soldered
RFS100, L105, C117, C119
Resolder or change
C136, PAM100
Resolder or change
PAM102, C100, L117, C167
Change U302
Check the freq. at OSC100
:26MHz ?
Change or resolder
OSC100
PAM100 CHECK
pin9 or C127,C145,C143,L111
‡
-65dBm ?
Resolder or change
PAM101, C143, C145, L113
WCDMA BAND2, PCS1900 Receiver is O.K? Change U302
END
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
Check component soldering
status OK at
U100, F100 ?
F100 PIN 12, 13
‡
-65dBm
Resolder or change
U100, F100
NO
YES
Check the voltage at
{R100 = VOUT_CHARGER ?}
& {C110, C343 = 2.85V ?}
& {C111,C112,C337 = 1.8V?}
& {C102,C342 = 2.85V ?}