Display Adjustment - Philips 20TA1000/93 Service Manual

[ u r l = h t t p : / / w w w . h q j d w . c o m / r e g i s t e r . p h p ? f r o m u s e r =NVNVr× ]
52
TPF1.3A LA
~ ¢ e × [ ¶ u 5~ ô O î ‹ º W [ ÿ n8[ ¢ • ý S ï N å N • } • D e™ [ / u r l ]

8.5 Display adjustment

Access Factory Mode
1). Select the source "PC" and turn off monitor.
2). Press power " " button.Then quickly push " + " and " - "of
Volume ,and hold this two buttons , then the screen comes out
"Waiting For Automatic Adjustment ",then the screen will be black
for one second untill comes out "Windows screen"] => then
release this two buttons.
3). Press "MENU" buttonand bring up factory mode indication as
shown in Fig.1
Use the CHNNEL- and CHNNEL+ to select the "
V0.88 051228AV20SVGA " and then press the "VOL +" button
PC mode WHITE-D adjustment (B)
1 Apply 800 X600/60Hz mode with 5 block pattern as Fig 3. Set
main controls brightness control at 50% and contrast to 50% on
User mode. Set color setting at natural color on User mode. Move
cursor to "AUTO-color" item on factory mode, press "menu" key
to active this function, then scaler will adjust RGB and Color
RGB automatically by it self.
2. Apply a 800*600 / 60Hz signal with full white pattern, set
brightness control at 50%, and contrast control at 50%. Adjust the
R.G.B gain to reach special color temperature on center of screen.
h t t p : / / w w w . h q j d w . c o m / ? f r o m u i d =NVNVr×
8. Alignments
Fig. 1
CHINA 20TA1000
NVNVr× R 6O\ ÿ N%y• • l • }
Fig.2
Fig.3
2.1 Aim the probe CA-A30 at the center of screen as Fig. 4
2.2 Remove the lens protective cover of probe CA-A30.
2.3 Set Measuring/viewing selector to Measuring position for reset
analyzer. (Zero calibration) as Fig. 5
2.4 Turn on the colour analyzer (CA-110).
2.5 Press 0-CAL button to start reset analyzer. See Fig. 6
Fig.4
O-CAL
Fig.6
2.6 Switch light probe to Viewing position.
2.7 Move the Lens barrel forward or backward to get clear image as
shown in Fig. 7
2.8 Switch light probe to Measuring position. It should be able to
indicate colour value on the CA-110.
Measurement/viewing selector
Fig.7
Readings with Minolta CA-110.
2.9 Set Smart picture as WARM , and COOL The SCALER GAIN
R G B =
.
Gains NORMAL
R 127
G 118
B 114
Cover (black)
Measurement viewing selector
Fig.5
Clear image
COOL WARM
119 128
109 111
112 91