Setting Vcom Adjustments; Displaying The Vcom Test Pattern - Sony KDL-32EX427 Service Manual

SETTING VCOM ADJUSTMENTS

VCOM adjustments are only required if there is any flickering when
the TV is turned on.

DISPLAYING THE VCOM TEST PATTERN

1. TV must be in standby mode. (Power off).
2. Access Service Mode by pressing the following buttons
on the Remote Commander within a second of each
other:
DISPLAY Channel 5
3. Press 2 to move to the 003 DIG_SRV_MODE
Category.
DIGITAL
003 DIG_SERV_MODE
000 TEST_PATTERN
0
4. Press to display the TEST PATTERN.
DIGITAL (DIG_SERV_MODE)
TEST PATTERN
1 VIDEO
2 AUDIO
KDL-32EX427/32EX527/40EX527/46EX527
SECTION 7 - SERVICE ADJUSTMENTS
Volume + POWER .
SERVICE
SERVICE
ENTER
5. Press to display 1 Video.
DIGITAL (DIG_SERV_MODE)
TEST PATTERN
-->1 VIDEO
*1 White
2 Ramp
3 R Raster
4 G Raster
5 B Raster
6 Color Bar
7 VCOM Adjustment1
8 VCOM Adjustment2
9 Off
6. Chose one of the VCOM test patterns to determine
which one displays the most flickering.
7
a. Press to display VCOM Adjustment1.
ENTER
b. Press twice to display the VCOM test
pattern.
or
8
a. Press to display VCOM Adjustment2.
ENTER
b. Press twice to display the VCOM test
pattern.
7. Press RETURN twice to exit the test pattern screen.
SERVICE
67