Toshiba Satellite Pro, Maintenance Manual

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2Troubleshooting Procedures
2.30 3G Troubleshooting
S T A R T
P e r f o r m W in d o w s a p p lic a tio n te s t
( P r o c e d u r e 1 )
W a s a 3 G p r o b le m d e te c te d ?
P e r f o r m s y s te m in f o a n d e le c tr ic w a v e c h e c k
( P r o c e d u r e 2 )
R e p la c e 3 G a n te n n a /u n it
R e p la c e s y s te m b o a r d
E N D
Y e s
3 G s y s te m is n o t
f a u lty . C o n tin u e
tr o u b le s h o o tin g - r e f e r
to F ig u r e 2 .1
N o
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
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