Casio QV-10B Service Manual & Parts List page 18

Pattern
generator
Input
CP101
Input Input
Connection Point
Color bar
Pattern
CP101
generator
45.75 MHz
IBM PC
Bright and Contrast Adjustment
QV-10
VCC2
Set
10 K
CP303
Output
CP412
CP410
Trigger
Input Output
Adjust
Signal Connection
VR304
Oscilloscope CP412
VR300
Color Adjustment
Cable for LK-1
— 16 —
Oscilloscope
B
Output
Point
Adjust VR304 until A in the above
diagram equals 3.5 ± 0.1 V.
Adjust VR300 until B in the above
diagram equals 3.1 ± 0.1 V.
Lens
Light
source
QV-10
Color filter
A
Result