CINEMA BASE (serv.man2) - JBL Audio Service Manual (repair manual). Page 27

Read JBL CINEMA BASE (serv.man2) Service Manual online

OPTICAL IN DOES NOT WORK
OPTICAL IN 
DOES NOT 
WORK
go
Check whether have 
3V3_STB  on pin1 of 
J350
Yes
No
Check whether main 
board or CON650 cable 
well connection
Check whether there is 
signal on pin3 of J350
Yes
No
Replace J350
Yes
Page of 56
Display

Click on the first or last page to see other CINEMA BASE (serv.man2) service manuals if exist.