DOWNLOAD Harman Kardon BDS 580S (serv.man2) Service Manual ↓ Size: 7.52 MB | Pages: 77 in PDF or view online for FREE

Model
BDS 580S (serv.man2)
Pages
77
Size
7.52 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
bds-580s-sm2.pdf
Date
PREV: Harman Kardon BDS 580S Service Manual

Harman Kardon BDS 580S (serv.man2) Service Manual ▷ View online

5-1                             Trouble shooting Chart 
Power on led doesn't work 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
                                                                                                     
                                                                                                                 
 
                                                                                                               
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Power on led doesn't 
work  
GO 
Switch performance 
check 
OK 
Check the cable XP504 is 
connect well to Main board 
XP6
 
Change switch
 
NG
Reconnect the cable
 
NG
Refer to Power supply board part
 
NG
Check+5V,+12V,VCC_D  
voltage on the power and 
Main board
 
OK 
OK 
Replace the LED25---LED31
 
 
Check the power on led 
control circuit is OK
 
 
Replace the FB
 
NG
OK 
5-2                             Trouble shooting Chart 
No display on VFD 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
No display on VFD   
Go 
Check every supply 
voltage on Main board is 
normal 
Yes 
Check+5V,+12V,VCC_D 
voltage on the power and 
Main board and 38V on 
FB Board 
Refer to Power supply board part
 
No
Fix the connection XP4 on Main board  
and  CON503 on power board, and 
24pin FFC cable from FB to Main board
 
No
Check the U701 pin 31,32,34 arrive the 
condition XP504  13,12,11 
No
Yes 
Yes 
Check the front board 
signals VDIN,VCLK, 
VSTB 
1.Check whether bad 
solder exists on  pins of 
VFD,  
 
Correct connection   
No
Yes 
Replace VFD or FB 
5-3                             Trouble shooting Chart 
Remote control does not work 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Remote control 
does not work 
Go 
Check whether the remote 
controller’s battery is 
exhausted  or not.
 
No 
Replace the battery for remote 
controller  
Check the 24pin FFC cable 
from FB to Main board is 
connect well
Yes 
Reconnect the cable
 
No 
Yes 
Replace IR501
 
Check the IR501 power 
supply is OK, IR501 pin3 is 
about 3.3V
Check the +3.3V net on front board
 
No 
Yes 
5-4                             Trouble shooting Chart 
Can’t read disc or can’t eject 
 
 
 
 
                                                         
 
 
 
 
 
 
 
 
 
 
 
 
 
       
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Yes 
Check the connection 5pin cable from the 
BD board
 
Can’t read disc or can’t 
eject 
Check 45pin and 5pin/9pin  
cable from Main board 
connection to the loader is 
normal  
Replace the Main board
NO 
GO 
 
Check whether the 
DVD loader running is 
normal
 
Fix the connection the 45pin cable 
and 5pin/9pin cable 
NO
Yes 
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