21. wcdma transmitter – Sharp SGH-J200 User Manual

Page 70

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Flow Chart of Troubleshooting

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9-39

9-21. WCDMA Transmitter

Yes

F200 pin1

>= -10dBm

No

Check U100

Yes

No

Resolder F200(W tx SAW)

L209

>= -10dBm

Yes

Check UCP300(MSM)

END

TX ON (PDM for 23dBm)

C219

>= 15dBm

No

Resolder PAM200

Yes

C204

>= 15dBm

No

Resolder CPL200

Yes

C202

>= 15dBm

No

Resolder DUX200

Yes

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