Proview 786PF service manual Abl

Models: 786PF

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Background

Color Analyzer

1.

Set the contrast to MAX.,Brightness to Y=0.7

Y = 0.7

 

White

R.G.B off

 

set color is 9300°K using the OSD.

±0.1FL

D

Balance

(68KHz,1024x768)

2.

Set the OSD to COLOR of sub menu and press

x = 0.283

Adjust

 

3.

knob.

±0.01

 

 

 

Make the adjustment R.G.B BIAS low light to

y = 0.297

 

 

 

 

the value shown at right by using encorder.

±0.01

 

 

 

 

 

 

 

White

Color Analyzer

1.

Move the OSD to the R.G.B. DRIVE.

37VP-P

 

Balance

Oscilloscope

2.

Move the OSD to the G DRIVE and make the

E

Adjust

Cathode G

 

adjustment to the value shown at right by using

 

 

3” block

3.

encorder.

x = 0.283

 

 

Move the OSD to the R,B-DRIVE and make the

 

 

(68KHz,1024x768)

 

 

 

Adjustment to the value shown at right by using

±0.01

 

 

 

 

 

 

 

 

Encorder.

y = 0.297

 

 

 

 

 

±0.01

 

 

 

 

 

F

ABL

Color Analyzer

1. Set the contrast to MAX.,Brightness to MAX.

Y = 33FL

Adjust

Full White

2.

Make the adjustment to the value shown at right

 

 

 

(64KHz,1280x1024)

 

by adjustment ABL on the OSD menu.

 

 

 

 

 

 

 

Other

Full White

1. Set the FREQ. to 87

 

 

Function

(64KHz,1280x1024)

2. Set the OSD to MAG

 

 

Seting

 

3. Set the BURN to Disable

 

G

 

 

4. Set the TIME to 15

 

 

 

 

5. Set the DEFO to TDA9113/9112

 

 

 

 

 

 

 

Dynamic

Oscilloscope

1. Set the contrast to MAX.,and adjustment

VF :

H

Focus

FBT Pin14

2.

Brightness to the raster just appear.

140

Adjust

Full White

Make the adjustment to the value shown at right

±10VP-P

 

 

(31.5KHz,640x480)

3.

by adjust the VF on the OSD menu.

HF :

 

 

Make the check to the value shown at right by

430

 

 

 

 

adjust the HF on the OSD menu.

±10VP-P

 

 

 

 

 

 

 

Purity

Magenta color

1.

Adjust the purity magnet is in magneta color.

 

 

Adjust

(31.5KHz,640x480)

2.

Turning two overlapping pawels in opposite

 

I

 

 

3.

directions.

 

 

 

 

Move them until they are at the same angle,

 

 

 

 

 

9 o’clock and 3 o’clock respectively.

 

 

 

 

 

 

 

ITEM

Test Meter

 

 

 

Test Point

Operation

Adjusting

Program Menu.

Pattern

 

Value

10

Page 10
Image 10
Proview 786PF service manual Abl