Sony BVP-570, Maintenance Manual

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2-2 (E)
BVP-570/550/500
15 LINE
E
E = MINIMUM
D
B
7. Connect an oscilloscope to the following test points on
the VA-163 board.
Perform adjustment with controls on the PA-181/213
board.
Test Point/GND Adjustment Point Specifications
(Extension Board) (PA Board)
Pins 72/71 1 RV5 (F3) B = 125 mV p-p
Pins 74/73 1 RV6 (H3)
Pins 70/69
1
RV4 (C3)
Oscilloscope)
8. G Gain Adjustment
(1) ENC/RGB switch (on the side panel)
→
RGB
R/G/B switch (on the side panel)
→
G
(2) Set the menu follows.
MENU : Paint
PAGE : Gamma (P5)
ITEM : Gamma
→
OFF
(3) Test Point : TEST OUT terminal
Adjustment Point
:
1
RV300 (G GAIN)/VA panel
Specification
: C = 100
±
2 IRE
(Waveform Monitor)
9. Select D section on the waveform monitor with 15
LINESELECT.
10. Set the waveform monitor to CHROMA mode.
11. ENC/RGB switch (on the side panel)
→
ENC
12.
Test Point
: TEST OUT terminal
Adjustment Point :
1 RV200 (R GAIN)/VA panel
1
RV400 (B GAIN)/VA panel
Specification
: Minimize the carrier leakage E.
Monitor Screen
(Waveform Monitor)
Resetting after Adjustment :
. Set the menu follows.
MENU : Paint
PAGE : Gamma (P5)
ITEM : Gamma
→
On
MENU : Paint
PAGE : W.Clip/Knee (P6)
ITEM : Knee
→
On
2-1. BVP-570 and Upgraded BVP-550/550P with BKP-5090
2-1-1. Gain Adjustment
C