2Troubleshooting Procedures
Satellite P770/P775 Series Maintenance Manual
31
Notes: W/L Antenna assemble rule as below:
Color of antenna Assemble location
White antenna
Main/1
Black antenna
Aux/2
The wireless LAN antenna wire, wireless LAN unit or system board may each be the source
of a wireless LAN fault. Any of these components may be damaged. To determine if the
computer’s wireless LAN system is functioning properly, perform the following procedures.
Figure 2-10 outlines the process. Start with Procedure 1 and continue with the other
procedures as instructed.
Procedure 1:
Wireless LAN connection test
Procedure 2:
Connector and replacement check
Procedure 1
Wireless LAN connection check
PLS use windows application. 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 switch is turned to “On”, 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 switch is turned to “On”, 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.
Summary of Contents for Satellite P770
Page 12: ...Satellite P770 P775 Series Maintenance Manual CONFIDENTIAL xii Installing the Antennas 53 ...
Page 18: ......
Page 35: ...Chapter 2 Troubleshooting Procedures ...
Page 36: ......
Page 104: ...Chapter 3 Tests and Diagnostics ...
Page 117: ...3 Tests and Diagnostics Satellite P770 P775 Series Maintenance Manual 13 ...
Page 121: ...3 Tests and Diagnostics Memory Info Test Satellite P770 P775 Series Maintenance Manual 17 ...
Page 142: ...3 Tests and Diagnostics Satellite P770 P775 Series Maintenance Manual 38 ...
Page 145: ...3 Tests and Diagnostics Satellite P770 P775 Series Maintenance Manual 41 ...
Page 153: ...3 Tests and Diagnostics Satellite P770 P775 Series Maintenance Manual 49 ...
Page 263: ...Figure TI keyboard 4 Korean KO Keyboard Figure KO keyboard 5 United Kingdom UK Keyboard ...
Page 264: ...Figure UK keyboard 6 US International UI Keyboard Figure UI keyboard 7 Hebrew HB Keyboard ...
Page 265: ...Figure HB keyboard 8 Danish DM Keyboard Figure DM keyboard 9 Swiss SW Keyboard ...
Page 266: ...Figure SW keyboard 10 Arabic ARE Keyboard Figure ARE keyboard 11 Czech CZ Keyboard ...
Page 267: ...Figure CZ keyboard 12 Russian RU Keyboard Figure RU keyboard 13 Portuguese PO Keyboard ...
Page 268: ...Figure PO keyboard 14 Slovakian SL Keyboard Figure SL keyboard 15 Italian IT Keyboard ...
Page 269: ...Figure IT keyboard 16 French FR Keyboard Figure FR keyboard 17 German GR Keyboard ...
Page 270: ...Figure GR keyboard 18 Greek GK Keyboard Figure GK keyboard 19 Hungarian HG Keyboard ...
Page 271: ...Figure HG keyboard 20 Spanish SP Keyboard Figure SP keyboard 21 Turkish TR Keyboard ...
Page 272: ...Figure TR keyboard 22 Turkish F TF F Keyboard Figure TF F keyboard 23 Swedish SD Keyboard ...
Page 273: ...Figure SD keyboard 24 Belgian BE Keyboard Figure BE keyboard 25 Yugoslavian YU Keyboard ...
Page 274: ...Figure YU keyboard 26 Norwegian NW Keyboard Figure NW keyboard 27 Scandinavian ND Keyboard ...
Page 276: ...Figure CB keyboard 30 Romania RO Keyboard Figure RO keyboard 31 Bulgaria BU Keyboard ...
Page 277: ...Figure BU keyboard 32 Japanese JP Keyboard Figure JP keyboard 32 Latin American LA Keyboard ...
Page 278: ...Figure LA keyboard ...