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Level 3 Repair
8-3-13. WCDMA2100 TX
Check TCXO CLOCK
19.24MHz @ C210
YES
Check F103
Pin#1
0dBm
Pin#4
0dBm
YES
Check PAM100 VBAT
C169
3.0V
YES
Check PAM100 ENABLE
Pin#6
1.8V
YES
Check PAM100 OUTPUT
Pin#10
20dBm
YES
Check F100 INPUT POWER
Pin#28
20 dBm
YES
Check RFS100
C103
22dBm
YES
END
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NO
NO
F103 (when #4<0dBm)
NO
NO
NO
re-solder or change
NO
NO
RFS100,C103,C112,C116
8-26
Band : WCDMA2100
Target power : 24dBm
Channel : 10700Ch
OSC100, C210
re-solder or change
Change PBA (when
#1<0dBm)
Re-solder or change
Change PBA
Change PBA
PAM100
L121, C189, C185
re-solder or change
re-solder or change
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