Appendix. B Board Layout  Appendices 
B.5  Serial port Board (FLGSR*) 
 
 
Satellite A50S/TECRA A3X  Maintenance Manual (960-534)                 [CONFIDENTIAL]  B-7 
 
Figure B-5 Serial port Board (FLGSR*) layout  
 
Table B-5 Serial port Board (FLGSR*) connectors  
Mark Number  Name 
(a) CN3440  Serial port 
(b) CN4632  USB connector 
(c)  CN3504  System board I/F connector 
(d)  CN4630  USB harness connector 
(d) (c)
(b) 
(a)