2 Troubleshooting Procedures
Satellite L450D/455D, Satellite pro L450D Series Maintenance Manual
17
2.5 Keyboard Troubleshooting
P e rfo rm e x te rn a l k e y b o a rd c h e c k
(P ro c e d u re 1 )
S T A R T
D o e s th e e x te rn a l
k e y b o a rd fu n c tio n o k ?
P e rfo rm d ia g n o s tic c h e c k
(P ro c e d u re 2 )
W a s a k e y b o a rd
p ro b le m d e te c te d ?
P e rfo rm c o n n e c to r a n d
re p la c e m e n t c h e c k
(P ro c e d u re 3 )
R e p la c e s y s te m b o a rd
E N D
Y es
N o
K e y b o a rd is n o t
fa u lty . C o n tin u e
tro u b le s h o o tin g -re fe r
to F ig u re 2 .1
N o
Y es
Figure 2-4 Keyboard troubleshooting process
Summary of Contents for Satellite L450 series
Page 1: ...Toshiba Personal Computer Satellite Maintenance Manual TOSHIBA CORPORATION CONFIDENTIAL ...
Page 14: ...Chapter 1 Hardware Overview ...
Page 17: ......
Page 33: ...Chapter 2 Troubleshooting Procedures 2 ...
Page 34: ......
Page 82: ...3 Tests and Diagnostics 1 Chapter 3 Tests and Diagnostics ...
Page 98: ...3 Tests and Diagnostics 17 Memory Write Test Memory Read Write Test ...
Page 104: ...3 Tests and Diagnostics 23 2 If the Magnetic switch test pass it will show below display ...
Page 119: ...3 Tests and Diagnostics 38 If the picture shows as below it means he HDD function is NG ...
Page 123: ...Chapter 4 Replacement Procedures ...
Page 209: ...3 Thai TI Keyboard Figure TI keyboard 4 Korean KO Keyboard Figure KO keyboard ...
Page 211: ...7 Hebrew HB Keyboard Figure HB keyboard 8 Danish DM Keyboard Figure DM keyboard ...
Page 212: ...9 Swiss SW Keyboard Figure SW keyboard 10 Arabic ARE Keyboard Figure ARE keyboard ...
Page 213: ...11 Czech CZ Keyboard Figure CZ keyboard 12 Russian RU Keyboard Figure RU keyboard ...
Page 214: ...13 Portuguese PO Keyboard Figure PO keyboard 14 Slovakian SL Keyboard Figure SL keyboard ...
Page 215: ...15 Italian IT Keyboard Figure IT keyboard 16 French FR Keyboard Figure FR keyboard ...
Page 216: ...17 German GR Keyboard Figure GR keyboard 18 Greek GK Keyboard Figure GK keyboard ...
Page 217: ...19 Canada French CF Keyboard Figure CF keyboard 20 Hungarian HG Keyboard Figure HG keyboard ...
Page 218: ...21 Spanish SP Keyboard Figure SP keyboard 22 Turkish TR Keyboard Figure TR keyboard ...
Page 219: ...3 Turkish F TF F Keyboard Figure TF F keyboard 24 Swedish SD Keyboard Figure SD keyboard ...
Page 220: ...25 Belgian BE Keyboard Figure BE keyboard 26 Yugoslavian YU Keyboard Figure YU keyboard ...
Page 221: ...27 Norwegian NW Keyboard Figure NW keyboard 28 Scandinavian ND Keyboard Figure ND keyboard ...
Page 223: ...31 Japanese JP Keyboard Figure JP keyboard 32 Romania RO Keyboard Figure RO keyboard ...