Display Adjustment - Philips Dell W2300 Service Manual

28 W2300
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Display Adjustment:

Press VOL+ and VOL- button simultaneously for 10 secs when
monitor on normal mode. Adjust OSD menu to lower position of
screen (i.g. adjust Horizontal OSD Position and Vertical OSD
Position to 0 at OSD Control sub-menu. Then press
button to move the cursor to red words area ( see red circle on Fig
1). Press Menu button to access to factory mode (see Fig 2.).
Please make sure firmware version and EDID data are correct.
Please do display alignment after aging 1 hour at least.
Fig. 1
Fig 2. Factory menu :
PC mode WHITE-D adjustment (B)
1 Apply 1280X768/60Hz 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-SUB" item on factory mode, press "menu" key
to active this function, then scaler will adjust SUB-CON, Offset
RGB and Color RGB automatically by it self.
Display Adjustment
or
2. Apply a 1280x768/60Hz signal with 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.
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
0-CAL
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 Measurement/viewing selector
Fig. 3
Measurement/viewing selector Measurement/viewing selector
Fig. 4
Fig. 6
Fig. 7
cover (black) cover (black)
Fig. 5
Clear image