442 Troubleshooting Procedures
NB200 Series Maintenance Manual
44
2. 17 3G Troubleshooting
START
Perform diagnostic test
(Procedure 1)
Was a 3G problem detected?
Perform connector and replacem ent check
(Procedure 2)
R eplace 3G antenna/unit
R eplace system b oard
END
Yes
3G system is no t
faulty. C ontinue
troubleshooting - refer
to F ig u r e 2. 1
No
Figure 2-17 3G troubleshooting process
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
functioning properly, perform the following procedures. Figure 2-17 outlines the process.
Start with Procedure 1 and continue with the other procedures as instructed.