2 Troubleshooting Procedures
NB300/305 Series Maintenance Manual
45
Check 1
Make sure that the 3G antenna is firmly connected to the 3G module (refer to
Chapter 4 for instructions) and that the 3G module is securely slotted into the
system board. If the problem persists, go to Check 2.
Check 2
Check the wireless communication function is enabled by BIOS setup and
FN+F8, and then make sure that the wireless communication LED on the front
panel is light. If the LED is light but the 3G function is still faulty, the antenna
may be damaged. Replace with a new antenna following the steps in Chapter 4,
Replacement Procedures
. If the problem persists, or if the wireless LAN LED is
not light when the wireless communication function is enabled by BIOS setup and
FN+F8, go to Check 3.
Check 3
3G unit may be damaged. Replace it with a new one following the instructions in
Chapter 4. If the problem still exists, perform Check 4.
Check 4
The system board may be damaged. Replace it with a new one following the
instructions in Chapter 4.
Содержание mini NB300
Страница 1: ...Toshiba Personal Computer NB300 Maintenance Manual TOSHIBA CORPORATION CONFIDENTIAL ...
Страница 13: ...Chapter 1 Hardware Overview ...
Страница 16: ......
Страница 30: ...Chapter 2 Troubleshooting Procedures ...
Страница 31: ......
Страница 77: ...Chapter 3 Tests and Diagnostic ...
Страница 88: ...3 Tests and Diagnostics If FAN RPM check is NG it will show as below NB300 305 Series Maintenance Manual 12 ...
Страница 99: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 23 ...
Страница 103: ...3 Tests and Diagnostics The screen will show below picture if RTC test is FAIL NB300 305 Series Maintenance Manual 27 ...
Страница 109: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 33 ...
Страница 120: ...3 Tests and Diagnostics If W R T P type passes the screen would display as below NB300 305 Series Maintenance Manual 44 ...
Страница 121: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 45 ...
Страница 131: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 55 ...
Страница 133: ...3 Tests and Diagnostics If press 6 program will go back to test title as below NB300 305 Series Maintenance Manual 57 ...
Страница 134: ...Chapter 4 Replacement Procedures ...
Страница 231: ...Figure UI keyboard 7 Hebrew HB Keyboard Figure HB keyboard E 4 CONFIDENTIAL NB300 Series Maintenance Manual ...
Страница 236: ...16 French FR Keyboard Figure FR keyboard 17 German GR Keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 9 ...
Страница 240: ...Figure SD keyboard 24 Belgian BE Keyboard Figure BE keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 13 ...
Страница 244: ...31 Bulgaria BU Keyboard Figure BU keyboard 32 Japanese JP Keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 17 ...
Страница 245: ...E 18 CONFIDENTIAL NB300 Series Maintenance Manual Figure JP keyboard ...