Scott 342-C Receiver transistors specs & replacement- do you know?

[francisleo75]

Hi There!
I'm struggling to troubleshoot this guy. 5/6 transistors bad at PA Driver, looking for replacements/specs/anything. The SM has very limited information ( see pics). Tks ✌

Q301 QA-21 SI990
Replacement: ????
Q302 QA-10 16 924)
Replacement: ????
Q303 QA-10 020 1110 008)
Replacement: ????
Q304 QA-17 185 912
Replacement: ????
Q305 MJE-2901 BCE
(2SA1941) EBC just because is handy
Q306 MJE-2801 BCE
Thinking to use (2SC5198) EBC just because is handy

 

[rmp]

Is QA-10 used in MPX? If so try 2N3053, per 344B SM.

 

[francisleo75]

Is QA-10 used in MPX? If so try 2N3053, per 344B SM.

Used in Power Ampl. Driver boards