2 Troubleshooting Procedures
Satellite L550/ProL550 Series Maintenance Manual
9
2.3
Power Supply Troubleshooting
ST A R T
A re the D C -IN and
B attery L E D s lit?
C an you turn the
co m p uter o n?
A re the internal po w er
connections secure?
E N D
C heck P o w er S up ply S tatus
(P roced ure 1 )
> ?
@
A
B
C heck po wer sup ply
connections
(P roced ure 3 )
R un diagno stic pro gram
(P ro ced ure 4)
@
A
B
> ?
R ep lace ad ap to r / battery
(P ro ced ure 2)
> ?
P erform internal co nnectio n
check
(P ro ced ure 5)
R eplace system bo ard
@
A
B
Figure 2-2 Power Supply Troubleshooting Process
The power supply controls many functions and components. To determine if the power
supply is functioning properly, start with Procedure 1 and continue with the other Procedures
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 ...