Toshiba Satellite A660-BT3G25X Maintenance Manual - Page 114
G Troubleshooting
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2Troubleshooting Procedures 2.30 3G Troubleshooting START P erform W indow s application test (Procedure 1) W as a 3G problem detected? Y es Perform system info and electric w ave check (Procedure 2) 3G system is not No faulty. C ontinue troubleshooting - refer to F igure 2.1 R eplace 3G antenna/unit R eplace system board END Figure 2-29 3G troubleshooting process Notes: 3G Antenna assemble rule as below: color of antenna Assemble location Red antenna Main/1 Blue antenna Aux/2 The 3G antenna wire, 3G unit or system board may each be the source of a 3G fault. Any of these components may be damaged. To determine if the computer's wireless LAN system is SatelliteA660/ProA660 Series Maintenance Manual 80
2Troubleshooting Procedures
SatelliteA660/ProA660 Series Maintenance Manual
80
2.30 3G Troubleshooting
START
Perform Windows application test
(Procedure 1)
Was a 3G
problem detected?
Perform system info and electric wave check
(Procedure 2)
Replace 3G
antenna/unit
Replace system board
END
Yes
3G system is not
faulty. Continue
troubleshooting - refer
to Figure 2.1
No
Figure 2-29 3G troubleshooting process
Notes: 3G Antenna assemble rule as below:
color of antenna
Assemble location
Red antenna
Main/1
Blue antenna
Aux/2
The 3G antenna wire, 3G unit or system board may each be the source of a 3G fault. Any of
these components may be damaged. To determine if the computer’s wireless LAN system is