Level Dependent Adjustment - Sony BVP-500 Maintenance Manual

4-11. Level Dependent Adjustment

Note:
Perform this adjustment, if necessary, to suit the custom-
er's preferences.
Equipment
: Waveform monitor
Test Point
: MONITOR connector
Object
: Grayscale chart
Preparations:
• Connect the waveform monitor to the MONITOR
connector.
• Shoot the grayscale chart so that the chart frame is
aligned with the underscanned monitor frame.
• S650 (MONITOR SELECT)/IF-538 panel → VBS
• DETAIL OFF button/MSU operation panel
• LVL DEP OFF button/MSU operation panel
Adjustment Procedures:
1. Iris of the lens: A = 90 ±2 IRE (for NTSC)
A = 630 ±14 mV (for PAL)
(Waveform Monitor)
BVP-500
BVP-500P
2. MSU menu operation:
→ ON (Goes out)
→ ON (Goes out)
Note:
• After adjustment is complete, be sure to perform "4-13.
H/V Ratio Adjustment" and "4-14. Detail Level Adjust-
ment.
• PAINT button → ON (Lights)
• Touch panel operation
(Page 1/3) → Detail → Detail1
Adjustment item : Level Dep
Specifications
:Set the numeral value to -99 once,
and turn slowly for increment
until spikes at portions B are just
decreased.
(Waveform Monitor)
4-11. Level Dependent Adjustment
4-15