Philips for Intel Socket 775 processor Service Manual page 37

8.1.3 42" HDv3
V3.1 TCP Ramp Waveform Inclination Adjustment (Y-Board)
Adjust VR5002 to set the time of
Yrr (Rising Ramp) 20
Adjust VR5003 to set the time of
Yfr (Falling Ramp_1st) 20
Rising Ramp
(V)
50V/div.
DC=0V
rising maintance time
falling maintance time
40V
20µs/div.
(t)
Aligments S/SD/HD 3.1 PDP
Adjust VR5004 to set the voltage of
Vsch (Scan high voltage) 40 V
Adjust VR5001 to set the time of
Yfr (Falling Ramp_3rd) 10
Falling Ramp
(V)
20V/div.
8. EN 37
50µs/div.
(t)