Oscillograms - Beko V30 Service Bulletin

OSCILLOSGRAPHS OF SOME IC PINS
Note: TV is connected to a patern generator (Colour bar, sound 1 kHz).
1. IC101 (TDA956X)
Pin 30
2V/div, 20 usn/div, Vpp=4.9 V, 15625 kHz
Pin 38
2V/div, 20 usn/div, Vpp=2.9 V, 15625 kHz
Pin 47
500 mV/div, 20 usn/div, Vpp=2.1 V, 15625 kHz
Pin 56
500 mV/div, 20 usn/div, Vpp=2.7 V, 15625 kHz
Pin 31
2V/div, 20 usn/div, Vpp=5.6 V, 15625 kHz
Pin 40
500 mV/div, 20 usn/div, Vpp=1.2 V, 15625 kHz
Pin 55
500 mV/div, 20 usn/div, Vpp=1.65 V, 15625 kHz
Pin 57
500 mV/div, 20 usn/div, Vpp=2.6 V, 15625 kHz