2 Troubleshooting Procedures
Satellite L550/ProL550 Series Maintenance Manual
16
Procedure 3
Connector and replacement check
The LCD module and system board are connected to the display circuits. Any of these
components may be damaged. Refer to Chapter 4,
Replacement Procedures,
for instructions
on how to disassemble the computer and then perform the following checks:
Check 1
Make sure the DDR module is seated properly. Test display again. If the problem
still exits, replace the DDR RAM module. If the problem still exists, perform
Check 2.
Check 2
Replace the LCD module with a new one and test display again. If the problem
still exists, perform Check 4.
Check 3
Replace the LCD cable with a new one and test display again. If the problem still
exists, perform Check 5.
Check 4
The system board may be damaged. Replace it with a new one.
Summary of Contents for Satellite L550 series
Page 1: ...Toshiba Personal Computer Satellite Maintenance Manual TOSHIBA CORPORATION ...
Page 13: ...Chapter 1 Hardware Overview ...
Page 16: ......
Page 32: ...Chapter 2 Troubleshooting Procedures 2 ...
Page 33: ......
Page 100: ...3 Tests and Diagnostics Satellite L550 ProL550 Series Maintenance Manual Series T D 13 ...
Page 122: ...Chapter 4 Replacement Procedures ...
Page 223: ...SatelliteL550 ProL550 Series Maintenance Manual E 2 3 Thai TI Keyboard 4 Korean KO Keyboard ...
Page 225: ...SatelliteL550 ProL550 Series Maintenance Manual E 4 7 Hebrew HB Keyboard ...
Page 226: ...SatelliteL550 ProL550 Series Maintenance Manual E 5 8 Danish DM Keyboard 9 Swiss SW Keyboard ...
Page 237: ...SatelliteL550 ProL550 Series Maintenance Manual E 16 30 Japanese JP Keyboard ...