Hey, thx for answer.
PAL, already using composite video
12V on 1889 (pins 14,15,16) reads 11.55V. On upper ram 12.02V
Cause I have no oscilloscope I set VR1 & VR2 to approximately get 50mV on pin 4 and -50mV on pin 2 relative to pin 3 of 1889
Overall image and color quality is quite good...