2 Troubleshooting Procedures
NB300/305 Series Maintenance Manual
38
Procedure 2: LAN set check
Procedure 1
LAN connection check
The LAN cable may be damaged or the connections may be loose. Perform Check 1:
Check 1
Make sure LAN cable is firmly plugged into both the LAN set and the LAN port
of the computer. If the cable is connected correctly, go to Check 2.
Check 2
Make sure the LAN port is firmly secured to the system board of the computer. If
the malfunction remains, go to Check 3.
Check 3
The LAN cable may be damaged. Replace with a good cable. If the malfunction
remains, go to Procedure 2.
Procedure 2
LAN set check
The LAN set may be faulty. Perform Check 1:
Check 1
Try using the set for LAN reception. If it does not work, the set may be damaged.
If the set does work, perform Check 2.
Check 2
Try connecting a different LAN cable to the computer. If the replacement LAN
cable works, the original set may be damaged. If the replacement set does not
work 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 ...