INTER-M CM20.5 Pro Amplifier Schematic.

[ta2ctp]

Dear Sir,
Thanks to reading for my message.
My Inter-M P.A CM20.5 , one power channel was dead.
My friend has changed the all org transistors but it not work.
So , I need the on the power amplifier pcb mini diods name or type (İt's japan mini diods and not marking)
Only two mini diods marking is 1-4-5 ?? (It's short circuit).
I need only mini glass diods name or replacement name.
( For example : D146 = 1SS 131 etc.. ).
Help please..
Sincerely.
Safak TASKIN .
first mail : [email protected]
Second mail :[email protected]