onkyo tx-8150 service manual

no this is not the manual service onkyo a-8150 that I am looking for it is the tx-8150 network tuner amplifier not found on the site hifi engine and elecktrotanya I need the reference of a transistor cms sot323 Q5463 because the left way had 1 pnp transistor TTA004B burned out that I already change it I miss more than this transistor has change I tryed to replace it with a transistor 2sa949 and 2sc2220 the amp turns on perfectly well but the sound is slightly distorted and impossible to adjust the bias, any ideas? Thank you.