Philips for Intel Socket 775 processor Service Manual page 39

8.1.4 S37" SDv4
V3.1 TCP Ramp Waveform Inclination Adjustment (Y-Board)
Adjust VR5001 to set the time of
Yrr( Rising Ramp) 40 µs
Adjust VR5002 to set the time of Yfr
(Falling Ramp_1st) 16 µs
Rising Ramp
(V)
50V/div.
DC=0V
40 µs
16 µs
40V
20µs/div.
(t)
Aligments S/SD/HD 3.1 PDP
Adjust VR5000 to set the time of
38 V
(V)
20V/div.
8.
Falling Ramp
50µs/div.
(t)
EN 39