2 Troubleshooting Procedures

2.4 Display Troubleshooting

2.4Display Troubleshooting

S T A R T

P erfo rm e x tern a l d isp la y c h e ck

(P ro c ed u re 1 )

D o e s th e e x tern al d isp la y fu n c tio n o k ?

N o

P erfo rm d ia g n o stic ch e ck

(P ro c ed u re 2 )

Y es

W a s a d isp la y

 

 

 

N o

p ro b le m d ete c ted ?

 

 

 

 

 

Y es

P e rfo rm co n n ec to r a n d

re p la c em e n t c h ec k

(P ro c ed u re 3 )

R e p la c e system b o a rd

E N D

D isp la y is n o t fa u lty . C o n tin u e tro u b lesh o o tin g - re fe r to F ig u re 2 .1

Figure 2-3 Display troubleshooting process

2-12

Satellite P20-25 Series Maintenance Manual

Page 49
Image 49
Toshiba P25 manual Troubleshooting Procedures Display Troubleshooting