Compaq CRT Monitor s7500 Service Manual page 9

Color monitor
Hide thumbs Also See for CRT Monitor s7500:
Table of Contents

Advertisement

15. H & V Blanking and Brightness Control.
Blanking circuit eliminates retrace line by supplying
negative pulse to the G1 of the CRT. And Brightness
circuit is used for control of the screen brightness.
16. Image Rotation (Tilt) Circuit.
This circuit corrects the tilt of the screen by supplying the
image rotation signal to the tilt coil which is attached near
the deflection yoke of the CRT.
17. OSD Circuit
This circuit is used for performing the OSD(On-Screen-
Display) function.
When a user selects the OSD Select/Adjustment control,
the adjustment status displays on the screen.
18. Video Pre-Amp Circuit.
This circuit amplifies the analog video signal from 0-0.7V
to 0-4V. It is operated by taking the clamp, R, G, B drive
and contrast signal from the Micom(IC401).
19. Video Output Amp Circuit.
This circuit amplifies the video signal which comes from
the video pre-amp circuit and amplified it to applied the
CRT cathode.
- 9 -

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the CRT Monitor s7500 and is the answer not in the manual?

Subscribe to Our Youtube Channel

This manual is also suitable for:

Mv7500Cv7500

Table of Contents

Save PDF