Toshiba C70-A Series Maintenance Manual

2Troubleshooting Procedures
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
SatelliteA660/ProA660 Series Maintenance Manual
80

Toshiba C70-A Series Specifications

General

Processor	Intel Celeron, Pentium, or Core i3/i5/i7 (varies by model)
Storage	500GB or 1TB HDD (varies by model)
Graphics	Intel HD Graphics (varies by model)
Optical Drive	DVD SuperMulti Drive
Connectivity	Wi-Fi 802.11b/g/n, Bluetooth 4.0 (varies by model)
Ports	USB 3.0, USB 2.0, HDMI, VGA, headphone/microphone combo jack