LG GD580 - Page 140

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4. Trouble Shooting
F. WCDMA 2100 mode
WCDMA2100 Mode
MODE=4
WTXC=9750,1,85
Figure 4-17-5. WCDMA2100 Mode
WCDMA2100
Logic OK?
Change the Board
No No
Yes Yes
Try 4.17 part
4.17 part Check
OK?
ANTSW1
ANTSW2
ANTSW3
Low
High
Low
Input Signal and Power to
Front End Module block is OK.
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