2 Troubleshooting Procedures
Satellite L550/ProL550 Series Maintenance Manual
13
Procedure 4
Diagnostic check
The power supply may not charge the battery pack. Perform the following procedures:
1. Reinstall the battery pack.
2. Attach the AC adaptor and turn on the power. If you cannot turn on the power, go to
Procedure 5.
3. Run the Diagnostic test following the procedures described in Chapter 3, Tests and
Diagnostics. If no problem is detected, the battery is functioning normally.
Procedure 5
Replacement check
The system board may be disconnected or damaged. Disassemble the computer following the
steps described in Chapter 4,
Replacement Procedures
. Check the connection between the AC
adaptor and the system board. After checking the connection, perform Check 1:
Check 1
Use a multi-meter to make sure that the fuses on the system board are not blown.
If a fuse is not blown, go to Check 2. If a fuse is blown, go to Check 3.
Check 2
Make sure that the battery cable is firmly connected to the system board. If it is
connected firmly, go to Check 3.
Check 3
The system board may be damaged. Replace it with a new one following the
instructions in Chapter 4.
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 ...