23
Nine pin socket A wiring
You will now install the two LEDs that set the bias voltage of the input tube. These LEDs have a
silver band at one end of the red body. It is absolutely critical that they are installed with this silver
band connected to the proper terminal.
()AttachthesilverbandendleadofoneLEDtothecenterterminaloftheninepinsocketA.Don’t
solder. Attach the other end to A3 and solder.
( ) Attach the silver banded end of the second LED to the center terminal of socket A and solder.
Attach the other end to A8 and solder.
( ) Cut a 1-1/2”(37mm)pieceofredwireandstripbothends1/4”(6mm).
Attach and solder one end to A6. Attach the other end to terminal 1U.
()Cuta2”(50mm)pieceofredwireandstripbothends1/4”(6mm).
Attach and solder one end to A1. Attach the other end to terminal 5U.