AC501 Monitor Service Guide
Page 17
... H-out that come from u-P will be com-pared again with the fly back pulse (pin 1) by adjusting the phase of IC TDA8172. 1. The vertical output driver is the block diagram of the HDRV(pin 7) output pulse. 3 Vert. I-3. 2 .Hor.
... H-out that come from u-P will be com-pared again with the fly back pulse (pin 1) by adjusting the phase of IC TDA8172. 1. The vertical output driver is the block diagram of the HDRV(pin 7) output pulse. 3 Vert. I-3. 2 .Hor.
AC501 Monitor Service Guide
Page 18
... < 40K C805 + C804 + C814 Hf < 58.5K C804 + C805 Hf > 58.5K C804 I -4. Video PRE. AMP. Horizontal Driver Circuit The driver pulse that come from U401 pin7 drive Q506,then transfomer T501 convert driver pulse to driver current to cathode by AC coupling. Fig. 5 is different Cs value in the LC resonant interval, it...
... < 40K C805 + C804 + C814 Hf < 58.5K C804 + C805 Hf > 58.5K C804 I -4. Video PRE. AMP. Horizontal Driver Circuit The driver pulse that come from U401 pin7 drive Q506,then transfomer T501 convert driver pulse to driver current to cathode by AC coupling. Fig. 5 is different Cs value in the LC resonant interval, it...