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Panasonic TC-29P10N Service Manual page 22

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H-TPN
(top pincushion compensation) adjustment
H-BPN
(bottom pincushion compensation) adjustment
16:9 mode adjustment
The adjustment procedure is the same as for 4:3 mode.
1. H-V adjustment procedure for 16:9 mode
Adjustment jig
Color pattern generator
Meassuring location TV screen (visual observation)
Adjustment location Remote control buttons [VOL +/-]
Input signal
Crosshatch pattern
A
B
A = B = 7.4 lines
Fig. 1
Fig. 2
C
D
A = B = 50mm
C = D = 5.1 lines
Upper and lower pincushion compensation adjustment
8. Set to the item [H-TPN].
9. Adjust with the remote control buttons [VOL +/-] so that the lines in
the upper part of the crosshatch pattern becomes straight lines.
10. Set to the item [H-BPN].
11. Adjust with the lower part of the crosshatch pattern becomes
straight lines.
Keystone compensation adjustment
12. Set to the item [H-KEY].
13. Adjust with the remote control buttons [VOL +/-] so that thevertical
lines on the outside of the crosshatch pattern becomme straight
lines.
The vertical position changes when [H-KEY] is adjusted.
Confirm [V-POS] and adjust if required.
14. Adjust the items 6. to 13. alternately until the vertical lines of the
crosshatch pattern become vertical.
Purpose: Adjustment for 16:9 mode
1. Receive a crosshatch pattern, enter into H-V adjustment mode, and
press the [ASPECT] button in the remote contorl operation section
twice to set to "16:9" mode.
2. Set to adjustment values for V-HET, H-POS, V-EHT and H-EHT to
the same vlaues as for the 4:3 mode.
3. Adjust H-WID.
Adjust the left and right vertical lines of the crosshatch pattern to 7.4
lines each.
4. Adjust V-POS, H-PIN (Fig. 1) and H-KEY (Fig. 2).
5. Adjust the upper and lower blanking width with V-BKU and V-BKD to
50mm.
6. Confirm V-LIN and V-SCR and adjust if required.
A
B
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