On Thursday, 17 August 2017 10:20:45 UTC+1, jethro tull wrote:
I was a warranty service center for Sony, so I still have the service manuals
on disc. I won't get a chance to fire the system up until Friday though.

Dan

so do you have the manual? at least can you confirm the device is indeed
DTA114?

Why would you need to know? You know you need low power, low voltage, maybe low noise, maybe high beta, and you should be able to work out npn or pnp from the circuitry immediately around it.


NT