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YAMAHA T-230 Tuner x 2 Repair

AudiHobi

Jan 8, 2018
8
Joined
Jan 8, 2018
Messages
8
Hello tuner experts, Hv 2 T230s, no display and sound. PS looks OK.
Looking for tips and service manual to fix it. TQ
 

davenn

Moderator
Sep 5, 2009
14,126
Joined
Sep 5, 2009
Messages
14,126
Hello tuner experts, Hv 2 T230s, no display and sound. PS looks OK.
Looking for tips and service manual to fix it. TQ


hi

welcome
have you googled for the service manual ? .... that is what any of us here would have to do
 

AudiHobi

Jan 8, 2018
8
Joined
Jan 8, 2018
Messages
8
Update - manually selected stations, reception w sound. :)
Next steps - to figure out why no display. No signals detected at
connector to the panel display DA,CK,CB. VCC VDD OK
 

AudiHobi

Jan 8, 2018
8
Joined
Jan 8, 2018
Messages
8
Dave, Thks. As these units are very old, not worth to invest/parts are limited.
Isolated the issue to the LCD module tht w 64pin SMT.
 
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