Pioneer RM-V4000V Technical Manual page 71

ADJUSTMENTS
Explanation of H BLK L and H BLK R Adjustments
H BLK L and H BLK R adjustments are performed to obtain the optimum convergence adjustment wave form when the
display range changes due to changes in the H SIZE and frequency.
Video signal
Display range
Convergence
a d j u s t m e n t
wave form
Video signal
D i s p l a y
range af-
t e r s i z e
changed
Convergence
a d j u s t m e n t
wave form
Convergence
a d j u s t m e n t
wave form
Adjustment by
H BLK L
70
Adjustment by
H BLK R
Color deviation
When size is increased with H BLK L and H BLK R not ad-
justed.
No color deviation
Image after H BLK L and H BLK R has been adjusted.