Read Harman Kardon SB 26 Service Manual online
5-1 Trouble shooting Chart
NO POWER SUPPLY ON THE INPUT BOARD
NO POWER SUPPLY
Go
No
replace adapter
Yes
Check FB21 FB23, whether be damage?
Yes
Replace FB21 FB23
Yes
No
Fix or replace 12pin FFC
Yes
Check adapter
Input AC 100-240V for adapter and check it
output of DC 24V
Check 12pin FFC, whether has it
breakage?
breakage?
Harman Kardon
SB 26 Service Manual
Page 6 of 44
Click on the first or last page to see other SB 26 service manuals if exist.