Sony Trinitron PVM-14L2 - White Balance Interference Correction Adjustment; NTSC Composite Adjustment; PAL Composite Adjustment; COMPONENT Adjustment

2-16
PVM-14L2/20L2
2-17. SUB BRIGHT, SUB CONTRAST
Adjustment (33 K)
1. Input the 33 K monoscope signal to the COMPO-
NENT IN connector.
2. Enter the service mode.
3. Select WHITE BALANCE.
4. Select SUB BRIGHT.
5. Set as follows from the operation panel:
CONTRAST : 0 (MIN)
BRIGHT : 0 (mechanical center)
6. Adjust [SUB|BRIGHT] in the service mode so that
the 20-tone gray scale will be as follows:
0 and 5 IRE 8 CUT-OFF
10 IRE 8 Slight glow
7. Set CONTRAST on the operation panel to 80.
8. Turn off the CONTRAST display.
9. Select SUB CONTRAST.
10. Input the WINDOW signal.
11. Adjust luminance to the under standard value with
SUB-CONTRAST.
Standard value:
14 inch MODEL 20 inch MODEL
SUB CONT 170 cd/m
2
150 cd/m
2
12. Select UNDER SCAN. (16 : 9 UNDER SCAN)
13. Select SUB CONTRAST and adjust luminance to the
standard value that is specified in step 11, with SUB-
CONTRAST.
2-18. White Balance Interference
Correction Adjustment
2-18-1. NTSC Composite Adjustment
1. Input a 525 all-white (with burst) cut-off signal to
LINE A connector.
2. Select LINE A from the operation panel.
3. Adjust the all-white luminance so that the screen
luminance is less than 10 cd/m
2
and as close as
possible to 3 cd/m
2
with the CONTRAST VR knob and
BRIGHT VR knob on the operation panel.
4. Set the MONO on the operation panel to ON and
measure the color temperature.
5. Set the MONO switch on the operation panel to OFF.
Select [ADJUST|FINE] and adjust [PB|BLACK]
and [PR|BLACK] until the same color temperature as
the color temperature value measured in step 4 is
obtained.
2-18-2. PAL Composite Adjustment
1. Input a 625 all-white cut-off signal to LINE A connec-
tor.
2. Select LINE A from the operation panel.
3. Adjust the all-white luminance so that the screen
luminance is less than 10 cd/m
2
and as close as
possible to 3 cd/m
2
with the CONTRAST VR knob
and BRIGHT VR knob on the operation panel.
4. Set the MONO on the operation panel to ON and
measure the color temperature.
5. Set the MONO switch on the operation panel to OFF.
Select [ADJUST|FINE] and adjust [PB|BLACK]
and [PR|BLACK] until the same color temperature as
the color temperature value measured in step 4 is
obtained.
2-18-3. COMPONENT Adjustment
1. Input a 525 all-white cut-off signal to COMPONENT
connector.
2. Select COMPONENT from the operation panel.
3. Adjust the all-white luminance so that the screen
luminance is less than 10 cd/m
2
and as close as
possible to 3 cd/m
2
with the CONTRAST VR knob
and BRIGHT VR knob on the operation panel.
4. Set the MONO on the operation panel to ON and
measure the color temperature.
5. Set the MONO switch on the operation panel to OFF.
Select [ADJUST|FINE] and adjust [PB|BLACK]
and [PR|BLACK] until the same color temperature as
the color temperature value measured in step 4 is
obtained.
2-18-4. SDI Adjustment
1. Install the BKM-120D into the option slot.
2. Select OPTION from the operation panel.
3. Input an SDI all-white cut-off signal to BKM-120D.
4. Adjust the all-white luminance so that the screen
luminance is less than 10 cd/m
2
and as close as
possible to 3 cd/m
2
with the signal generator.
5. Set the MONO on the operation panel to ON and
measure the color temperature.
6. Set the MONO switch on the operation panel to OFF.
Select [ADJUST|FINE] and adjust [PB|BLACK]
and [PR|BLACK] until the same color temperature as
the color temperature value measured in step 5 is
obtained.