3-S1. W/B Plunge Correction Adjustment; S1-1. Adjustment Of Ntsc Composite; S1-2. Adjustment Of Pal Composite; S1-3. Adjustment Of Component - Sony Trinitron BVM-14M4DE Operation & Maintence Manual

Note : Make these 2 adjustments (3-S1, 3-S2) after perform-
ing section 3-13.

3-S1. W/B plunge correction adjustment

S1-1. Adjustment of NTSC composite

1) Input the 525 all white (with burst) cut-off signal.
2) Adjust the brightness to a value below 10 cd/m
CONT and BRT VR.
Brightness adjustment:3 cd/m
3) Turn CHROMA VR to MIN, and measure the color tem-
perature.
4) Turn CHROMA VR to MAX, and make adjustment with
and so that the color temperature will
NTSC B-Y NTSC R-Y
be the same as the value measured in item 3).
Standard adjustment:
The difference should be within 2 JND when CHROMA
MIN n MAX.

S1-2. Adjustment of PAL composite

1) Input the 625 all white (with burst) cut-off signal.
2) Repeat the operations S1-1. 2) and 3).
3) Turn CHROMA VR to MAX, and make adjustment with
and so that the color temperature will be
PAL B-Y PAL R-Y
the same as the value measured in item 2).
Standard adjustment:
The difference should be within 2 JND when CHROMA
MIN n MAX.

S1-3. Adjustment of COMPONENT

1) Input the 525 all white cut-off signal to Y.
Note : NTSC all white (with burst) may be input.
2) Repeat the opelations S1-1. 2) and 3).
3) Turn CHROMA VR to MAX, and make adjustment with
and
COMPONENT B-Y COMPONENT R-Y
temperature will be the same as the value measured in
item 2).
Standard adjustment:
The difference should be within 2 JND when CHROMA
MIN n MAX.
with
2
2
so that the color
– 3 –

S1-4. Adjustment of DIGITAL

1) Input the DI 525 all white cut-off signal.
2) Repeat the operations S1-1. 2) and 3).
3) Turn CHROMA VR to MAX, and make adjustment with
and
DIGITAL R-Y DIGITAL B-Y
will be the same as the value measured in item 2).
Standard adjustment:
The difference should be within 2 JND when CHROMA
MIN n MAX.

S1-5. Adjustment of NTSC443 composite

1) Input the all white (with burst) cut-off signal.
2) Repeat the operations S1-1. 2) and 3).
3) Turn CHROMA VR to MAX, and make adjustment with
and
NTSC443 R-Y NTSC443 B-Y
will be same as the value measured in item 2).
Standard adjustment:
The difference should be within 2 JND when CHROMA
MIN n MAX.
so that the color temperature
so that the color temperature