Sony BVP-550, Maintenance Manual, Page: 95 / 924

4-43(E)
BVP-550
BVP-550P
4-4. Overall Electrical Alignment
4-4-19. Knee and White Clip Adjustment
Equipment : Waveform monitor
Test point : TEST OUT connector
Preparations:
Connect the waveform monitor to the TEST OUT connec-
tor.
OUTPUT/DCC switch (on the side panel)
→
CAM/ON
RGB/ENC switch (on the side panel)
→
ENC
WHITE BAL switch (on the side panel)
→
PRST
GAIN switch (on the side panel)
→
M (9dB)
Adjustment procedures:
1. Knee Point Adjustment
Set the menu as follows, and adjust the level by
turning the MENU SEL switch.
MENU : Paint
PAGE : Knee/W.Clip (P6)
ITEM : Test
→
1
ITEM : White Clip
→
Off
ITEM : Knee Max
→
On
Adjustment Point:
ITEM : Point
Specifications
: A = 98
±
2 IRE (for NTSC)
A = 686
±
10 mV (for PAL)
2. Knee Slope Adjustment
Set the menu as follows, and adjust the level by
turning the MENU SEL switch.
MENU
: Paint
PAGE : Knee/W.Clip (P6)
ITEM : Knee Max
→
Off
Adjustment Point:
ITEM : Slope
Specifications : B = 109
±
2 IRE (for NTSC)
B = 763
±
10 mV (for PAL)
3. Set the GAIN switch (on the side panel)
→
H (18 dB).
4. Set the menu as follows, and adjust the level by
turning the MENU SEL switch.
MENU : Paint
PAGE : Knee/W.Clip (P6)
ITEM : White Clip
→
On
Adjustment Point:
ITEM : White Clip
Specifications : C = 109
±
2 IRE (for NTSC)
C = 750
±
10 mV (for PAL)