Panasonic TX-PR50V10 Service Manual ▷ View online
29
8.2.
Adjustment
8.2.1.
Sub-Contrast adjustment
Name of measuring instrument
Connection
Remarks
RF generator
Base Band signal generator
HD signal generator
Base Band signal generator
HD signal generator
Steps
Remarks
Adjustment of TV (RF system)
Note:
In adjustment, you must setting to modulation of signal at 85%.
1. Receive a RF PAL 100% Full White or Split Colour bar shown as below.
2. Goes into service adjustment mode.
3. Push a [ 1 ] or [ 2 ] key, and goes into adjustment mode for [ CONTRAST ].
3. Push a [ 1 ] or [ 2 ] key, and goes into adjustment mode for [ CONTRAST ].
Adjustment
1. The colour key yellow button of remote control is pushed.
2. The OSD character of sub-contrast becomes red.
2. The OSD character of sub-contrast becomes red.
(Inside under automatic adjustment)
3. The OSD character of sub-contrast returns to black.
4. End.
4. End.
Ref.:
RF signal modulation spec.
UK models: 80%
Other models: 90%
UK models: 80%
Other models: 90%
Note:
Sub-contrast adjustment is unadjusted
for AV/ HD input.
But, when needing the adjustment cho-
sen manually, please refer to [ alterna-
tive method ].
for AV/ HD input.
But, when needing the adjustment cho-
sen manually, please refer to [ alterna-
tive method ].
30
Steps
Remarks
Another procedure
Adjustment of AV system
1. PAL 100% Full White or Split Colour bar receive AV1(or AV2), shown as below.
2. Goes into service adjustment mode.
3. Push [ 1 ] or [ 2 ] key, and goes into adjustment mode for [ Contrast ].
3. Push [ 1 ] or [ 2 ] key, and goes into adjustment mode for [ Contrast ].
Adjustment
1. The colour key yellow button of remote control is pushed.
2. The OSD character of sub-contrast becomes red.
2. The OSD character of sub-contrast becomes red.
(Inside under automatic adjustment)
3. The OSD character of sub-contrast returns to black.
4. End.
4. End.
Steps
Remarks
Another procedure
Adjustment of HD system
1. At 1080i 100% Full White or Split colour bar receive component signal, as shown below.
2. Goes into service adjustment mode.
3. Push [ 1 ] or [ 2 ] key, and goes into adjustment mode for [ Contrast ].
3. Push [ 1 ] or [ 2 ] key, and goes into adjustment mode for [ Contrast ].
Adjustment
1. The colour key yellow button of remote control is pushed.
2. The OSD character of sub-contrast becomes red.
2. The OSD character of sub-contrast becomes red.
(Inside under automatic adjustment)
3. The OSD character of sub-contrast returns to black.
4. End.
4. End.
31
8.2.2.
RF white balance adjustment
Name of measuring instrument
Connection
Remarks
W/ B pattern
Color analyzer
(Minolta CA-100 or equivalent)
Color analyzer
(Minolta CA-100 or equivalent)
RF input
Panel surface
Panel surface
Steps
Remarks
• Make sure the front panel to be used on the final set is fitted.
• Make sure a color signal is not being shown before adjustment.
• Put the color analyzer where there is little colour variation.
• Make sure a color signal is not being shown before adjustment.
• Put the color analyzer where there is little colour variation.
Picture menu : Dynamic
ASPECT : 16:9
ASPECT : 16:9
Adjustment
Remarks
1. Display the white balance pattern.
2. Enter the service adjustment mode.
3. A number key [ 1 ] or [ 2 ] are operated and [ WB-ADJ ] is displayed.
2. Enter the service adjustment mode.
3. A number key [ 1 ] or [ 2 ] are operated and [ WB-ADJ ] is displayed.
Check that the color balance is [ COOL ].
4. Select [ G-CUTOFF ] item, using the number-key [ 3 ] or [ 4 ], and set to [ 80 ], using the
volume-key [ + ] or [ - ].
Also, [ B-CUTOFF ] and [ R-CUTOFF ] set to [ 80 ]
Also, [ B-CUTOFF ] and [ R-CUTOFF ] set to [ 80 ]
5. Set [ G-DRIVE ] at [ E0 ](37 inch / 42 inch), [ D0 ](50 inch).
6. Touch the signal receiver of color analyzer to the highlight window's center, and adjust B
6. Touch the signal receiver of color analyzer to the highlight window's center, and adjust B
drive and R drive so x, y become the [ COLOR TEMP COOL ] in the below table.
7. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
8. Set colorbalance to [ NORMAL ] using [ 7 ] key.
9. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
9. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
10. Fix G drive at [ E0 ] (37 inch / 42inch), [ D0 ] (50 inch).
11. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
NORMAL ] in the below table.
12. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
13. Set colorbalance to [ WARM ] using [ 7 ] key.
14. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
15. Fix G drive at [ E0 ] (37 inch / 42 inch), [ D0 ] (50 inch).
16. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
14. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
15. Fix G drive at [ E0 ] (37 inch / 42 inch), [ D0 ] (50 inch).
16. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
WARM ] in the below table.
17. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
Highlight section Signal amplitude 75% Value is
Hex.
Hex.
32
8.2.3.
1080i white balance adjustment
Name of measuring instrument
Connection
Remarks
1080i W/ B pattern
Color analyzer
(Minolta CA-100 or equivalent)
Color analyzer
(Minolta CA-100 or equivalent)
Component input
Panel surface
Panel surface
Steps
Remarks
• Make sure the front panel to be used on the final set is fitted.
• Make sure a color signal is not being shown before adjustment.
• Put the color analyzer where there is little colour variation.
• Make sure a color signal is not being shown before adjustment.
• Put the color analyzer where there is little colour variation.
Picture menu : Dynamic
ASPECT : 16:9
Adjustment
Remarks
1. Display the white balance pattern.
2. Enter the service adjustment mode.
3. A number key [ 1 ] or [ 2 ] are operated and [ WB-ADJ ] is displayed.
2. Enter the service adjustment mode.
3. A number key [ 1 ] or [ 2 ] are operated and [ WB-ADJ ] is displayed.
Check that the color balance is [ COOL ].
4. Select [ G-CUTOFF ] item, using the number-key [ 3 ] or [ 4 ], and set to [ 80 ], using the
volume-key [ + ] or [ - ].
Also, [ B-CUTOFF ] and [ R-CUTOFF ] set to [ 80 ]
Also, [ B-CUTOFF ] and [ R-CUTOFF ] set to [ 80 ]
5. Set [ G-DRIVE ] at [ E0 ](37 inch / 42 inch), [ D0 ](50 inch).
6. Touch the signal receiver of color analyzer to the highlight window's center, and adjust B
6. Touch the signal receiver of color analyzer to the highlight window's center, and adjust B
drive and R drive so x, y become the [ COLOR TEMP COOL ] in the below table.
7. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
8. Set colorbalance to [ NORMAL ] using [ 7 ] key.
9. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
9. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
10. Fix G drive at [ E0 ] (37 inch / 42inch), [ D0 ] (50 inch).
11. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
NORMAL ] in the below table.
12. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
13. Set colorbalance to [ WARM ] using [ 7 ] key.
14. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
15. Fix G drive at [ E0 ] (37 inch / 42 inch), [ D0 ] (50 inch).
16. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
14. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
15. Fix G drive at [ E0 ] (37 inch / 42 inch), [ D0 ] (50 inch).
16. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
WARM ] in the below table.
17. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
Highlight section Signal amplitude 75% Value is
Hex.
Hex.
Click on the first or last page to see other TX-PR50V10 service manuals if exist.