Teac TASCAM DA-P20 Service Manual page 24

20.
OUT
Cylinder motor ON signal
During search
— relative speed between cylinder and reel
Other time
— window output of PCM area
Loading motor control signals
Loading motor sensor signals
PIWD OUT ae Window pulse output of Pilot area
General purpose input port (No used)
Ps
39 CLK Pw i For testing (No used)
Master clock, divided into 1/3 (No used)
Master clock oscillator 28.224 MHz