
VCOM ADJUSTMENT
Purpose:
To set the optimum LCD common voltage.
Symptom of Misadjustment:
The picture will be flickering.
Test Pattern Signal:
-
70 % Red Horizontal Signal: "2 Red 70 %" in "2 Horizontal" of "3
Phase"
-
70 % Green Horizontal Signal: "3 Green 70 %" in "2 Horizontal"
of "3 Phase"
-
70 % Blue Horizontal Signal: "4 Blue 70 %" in "2 Horizontal" of "3
Phase"
SET UP:
1. Connect the PC(2) to the PC Input Terminal with the RGB
Cable.
2. Set to PC mode by pressing TV/VIDEO key on the remote.
3. Supply 70% Red Horizontal signal. (PC (2) output
should be 720p resolution (1280 x 720).)
Note:
A Desk Top PC with a video graphics card compatible
with 720p resolution must be used.
4. Set to "Dynamic Iris Off" of Adv. adjust in Picture Menu.
(Or, disconnect Connector CN9502 on the Iris P.C.B.)
PROCEDURES:
1. Select "Vcom R Adjust" in software (1) menu by 2( ), 8( )
key on the 10-key keyboard.
2. Adjust "Vcom R Adjust" by pressing 4(
), 6(
) key on
the 10-key keyboard so that there are no flicker on the
whole screen.
3. Supply 70% Green Horizontal signal.
4. Then, select "Vcom G Adjust" in software (1) menu.
5. Adjust "Vcom G Adjust" by pressing 4(
), 6(
) key on
the 10-key keyboard so that the flicker on the whole
screen becomes minimum and uniformity.
6. Supply 70% Blue Horizontal signal.
7. Then, select "Vcom B Adjust" in software (1) menu.
8. Adjust "Vcom B Adjust" by pressing 4(
), 6(
) key on
the 10-key keyboard so that the flicker on the whole
screen becomes minimum and uniformity.
9. Then, end the software (1).
TP
PC(1)/(2), Test Pattern Signal
or PC(1) with 720p video
graphics card
Refer to Description below
SPECIFICATION
EQUIPMENT
ADJ.
Vcom R
Adjust
Vcom G
Adjust
Vcom B
Adjust
INPUT
(PC Input Terminal)
70 % Red Horizontal Signal
(PC Input Terminal)
70 % Green Horizontal Signal
(PC Input Terminal)
70 % Blue Horizontal Signal
CAUTION:
This method is for use with PC which has a 720p video
graphics card to output the Test Pattern Signal.
PT-52LCX66-K / PT-56LCX16-K / PT-61LCX66-K
100
Содержание PT-52LCX66-K
Страница 6: ...4 Specifications 6 PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K ...
Страница 8: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 8 ...
Страница 9: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 9 ...
Страница 10: ...5 2 Replacement of Lamp PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 10 ...
Страница 106: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 106 ...
Страница 116: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 116 ...
Страница 179: ...16 Exploded Views Cabinet Section 16 1 MAIN PARTS SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 179 ...
Страница 180: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 180 ...
Страница 181: ...16 2 BASE BODY SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 181 ...
Страница 182: ...16 3 DISPLAY SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 182 ...
Страница 183: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 183 ...
Страница 184: ...16 4 SCREEN SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 184 ...
Страница 185: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 185 ...
Страница 186: ...16 5 PROJECTION SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 186 ...
Страница 187: ...16 6 TV UNIT SECTION 1 PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 187 ...
Страница 188: ...16 7 TV UNIT SECTION 2 PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 188 ...
Страница 189: ...16 8 PACKING PARTS AND ACCESSORIES SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 189 ...
Страница 207: ...18 Exploaded Views Projection Section 18 1 PROJECTION SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 207 ...
Страница 208: ...18 2 OPTICAL UNIT SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 208 ...
Страница 209: ...18 3 OPTICAL IRIS UNIT SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 209 ...
Страница 210: ...18 4 POWER UNIT SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 210 ...
Страница 211: ...18 5 PACKING PARTS SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 211 ...