3-S2. Adjustment Of Window Brightness; S2-1. Adjustment Of Sub Cont In 4:3 Mode; S2-2. Adjustment Of Sub Cont In 16:9 Mode; S2-3. Adjustment Of Sub Cont During H/V Delay - Sony Trinitron BVM-14M4DE Operation & Maintence Manual

3-S2. Adjustment of window brightness

S2-1. Adjustment of SUB CONT in 4:3 mode

1) Input the 625 window (with burst) signal.
Note : The area of the window should be smaller than the
area shown below. (ABL should not be activated.)
26µs
2) Attach the luminance meter to the window of the CRT.
3) Adjust the
SUB CON <4:3 NORM>
ble 3-8.
4) Record the SUB CON<4:3 NORM> data.

S2-2. Adjustment of SUB CONT in 16:9 mode

1) Input the 625 window (with burst) signal.
2) Enter the 16:9 mode.
3) Attach the luminance meter to the window of the CRT.
4) Adjust the SUB CON<16:9 NORM> to the value shown
in Table 3-8.
5) Record the SUB CON<16:9NORM> data.
Table 3-8
The color temperature should be 6500°K
SUB CON
<4:3 NORM>
SUB CON
<16:3 NORM>
11.4ms
to the value shown in Ta-
Unit (cd/m 2 )
RAI model
90 ± 10
90 ± 10

S2-3. Adjustment of SUB CONT during H/V DELAY

1) Input the 625 window (with burst) signal.
2) Enter the H/V DELAY mode.
3) Enter the 4:3 mode.
4) Attach the luminance meter to the window of the CRT.
5) Adjust the SUB CON<4:3 H/V DELAY> to the value
shown in Table 3-9.
6) Enter the 16:9 mode.
7) Attach the luminance meter to the window of the CRT.
8) Adjust the SUB CON<16:9 HV DELAY> to the value
shown in Table 3-9.
The color temperature should be 6500°K
SUB CON
<4:3 NORM>
SUB CON
<16:3 NORM>
[Reference]
1. The values obtained by calculation of data of S2-1. 4)
and S2-2. 5) by the formula in Table 3-10 may be writ-
ten in
SUB CON <4:3 H/V DELAY>
SUB CON
<4:3 H/V DELAY>
SUB CON
<16:9 H/V DELAY>
– 4 –
Table 3-9
RAI model
90 ± 10
90 ± 10
or
SUB CON <16:9 HV DELAY>
Table 3-10
14inch 20inch
0.731 x SUB CON
0.724 x SUB CON
<4:3 NOR> -30
<4:3 NOR> -24
0.724 x SUB CON 0.731 x SUB CON
<16:9 NOR> -24 <16:9 NOR> -30
2
Unit (cd/m )
.