2 Troubleshooting Procedures
Satellite L550 / Satellite L555 / Satellite L557 / Satellite Pro L550
27
Figure 2-15 outlines the process. Start with Procedure 1 and continue with the other
procedures as instructed.
Procedure 1: Diagnostic test
Procedure 2: Connector and replacement check
Procedure 1
Diagnostic test
Run the Diagnostic Program, which will automatically execute the wireless LAN test. Refer
to Chapter3 item A: CONFIG CHECK TEST” Test and Diagnostic for more information on
the program.
If an error is located, go to Procedure 2. If an error is not located, the wireless LAN system is
functioning properly.
Procedure 2
Connector and replacement check
The wireless LAN antenna, wireless LAN unit or system board may be disconnected or
damaged. Disassemble the computer following the steps described in Chapter 4,
Replacement
Procedures
, and perform the following checks.
Check 1
Make sure that the wireless LAN antenna is firmly connected to the Wireless
LAN module (refer to Chapter 4 for instructions) and that the wireless LAN
module is securely slotted into the system board. If the problem persists, go to
Check 2.
Check 2
Check that the wireless communication function is enable by BIOS setup or
FN+F8 , and then make sure that the wireless communication LED on the front
panel is light. If the LED is light but the wireless LAN 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 or FN+F8, go to Check 3.
Check 3
The wireless LAN 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 Satellite L550 series
Страница 1: ...Toshiba Personal Computer Satellite Maintenance Manual TOSHIBA CORPORATION ...
Страница 13: ...Chapter 1 Hardware Overview ...
Страница 16: ......
Страница 32: ...Chapter 2 Troubleshooting Procedures 2 ...
Страница 33: ......
Страница 100: ...3 Tests and Diagnostics Satellite L550 ProL550 Series Maintenance Manual Series T D 13 ...
Страница 121: ...3 Tests and Diagnostics Satellite L550 Satellite L555 Satellite L557 Satellite ProL550 Series T D 34 ...
Страница 122: ...Chapter 4 Replacement Procedures ...
Страница 192: ...B 2 Liverpool 10M 10MG Maintenance Manual B 2 System Board Bottom View Figure B 2 System Board Layout Bottom ...
Страница 223: ...SatelliteL550 ProL550 Series Maintenance Manual E 2 3 Thai TI Keyboard 4 Korean KO Keyboard ...
Страница 224: ...SatelliteL550 ProL550 Series Maintenance Manual E 3 5 United Kingdom UK Keyboard 6 US International UI Keyboard ...
Страница 225: ...SatelliteL550 ProL550 Series Maintenance Manual E 4 7 Hebrew HB Keyboard ...
Страница 226: ...SatelliteL550 ProL550 Series Maintenance Manual E 5 8 Danish DM Keyboard 9 Swiss SW Keyboard ...
Страница 227: ...SatelliteL550 ProL550 Series Maintenance Manual E 6 10 Arabic ARE Keyboard 11 Czech CZ Keyboard ...
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Страница 229: ...SatelliteL550 ProL550 Series Maintenance Manual E 8 14 Slovakian SL Keyboard 15 Italian IT Keyboard ...
Страница 230: ...SatelliteL550 ProL550 Series Maintenance Manual E 9 16 French FR Keyboard 17 German GR Keyboard ...
Страница 231: ...SatelliteL550 ProL550 Series Maintenance Manual E 10 18 Greek GK Keyboard 19 Hungarian HG Keyboard ...
Страница 232: ...SatelliteL550 ProL550 Series Maintenance Manual E 11 20 Spanish SP Keyboard 21 Turkish TR Keyboard ...
Страница 233: ...SatelliteL550 ProL550 Series Maintenance Manual E 12 22 Turkish F TR F Keyboard 23 Swedish SD Keyboard ...
Страница 234: ...SatelliteL550 ProL550 Series Maintenance Manual E 13 24 Belgian BE Keyboard 25 Yugoslavian YU Keyboard ...
Страница 235: ...SatelliteL550 ProL550 Series Maintenance Manual E 14 26 Norwegian NW Keyboard 27 Scandinavian ND Keyboard ...
Страница 237: ...SatelliteL550 ProL550 Series Maintenance Manual E 16 30 Japanese JP Keyboard ...