LG VX8610 Service Manual page 54

Dual band cdma pcs/cellular/gps mobile phone
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VX8610
Check if there is any major difference referring
Check if there is any major difference referring
Figure 4.1.2 (c)
Copyright © 2007 LG Electronics. Inc. All right reserved
Only for training and service purposes
Checking Flow
Checking Flow
Start
Check pin49, 50, 51 at U110
To Figure 4.1.2 (c), (d)
NO
Redownload S/W
Check pin49, 50, 51 at U110
To Figure 4.1.2 (c), (d)
NO
Replace Main B /D
Waveform
Control signal is Ok . See next page
to check RF signal path .
YES
Control signal is Ok . See next page
to check RF signal path .
YES
Waveform
Figure 4.1.2 (d)
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