
RF component reference
Component reference table
This table shows the components used for the different bands. It can be used as a reference when
troubleshooting which components may or may not be faulty.
GSM850
GSM900
GSM1800 GSM1900 WCDMA1
WCDMA2
WCDMA8
Reference
RX
TX
RX
TX
RX
TX
RX
TX
RX
TX
RX
TX
RX
TX
G7500
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L7500
X
X
X
X
X
X
X
X
X
X
X
X
X
X
N7500
X
X
X
X
X
X
X
X
X
X
X
X
X
X
N7520
X
X
X
X
X
X
X
X
X
X
X
X
X
X
N7540
X
X
X
N7560
X
X
X
X
X
X
X
X
X
X
X
X
X
X
T7520
X
X
Z7521
X
X
Z7523
X
X
Z7540
X
X
X
Z7541
X
X
Z7542
X
X
X
Z7543
X
X
Z7544
X
X means that the component is used for the band in the current column.
For further reference, see Component reference schematics on the following page.
RM-632; RM-634; RM-699
RF troubleshooting
Page 4 – 26
COMPANY CONFIDENTIAL
Issue 3
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