WARNING : BEFORE SERVICING THIS CHASSIS, READ THE OX-RAY RADIATION PRECAUTION�, OSAFETY PRE-
CAUTION � AND OPRODUCT SAFETY NOTICE � ON PAGE 3 OF THIS MANUAL.
PICTURE TUBE COMPONENTS ADJUSTMENT
DESCRIPTION OF NECK COMPONENTSTILT ADJUSTMENT
Rotate R, G, B deflection yoke so that picture becomes
horizon, then fasten screw.
CENTERING ADJUSTMENT
1. Stretch a thread between two center slots of screen
edge (top and bottom, left and right).
GENERAL ADJUSTMENTS
Deflection yoke and convergence yoke
The position on the neck is required most front
(CRT funnel side) and the screw is fastened after
rotating yoke adjusting picture tilt.
Centering magnet
After adjusting picture tilt, picture position is finally
fixed by this magnet.
2. Select the adjustment mode.In order to get maximum margin of user conver-
3. Press TV/VIDEO button on the Remote Control to dis-
SPECIFIC INFORMATIONSplay the white cross-bar.gence control for center of screen, this magnet
have to be used for center convergence adjust-
ment.
PREPARATION
Operate the receiver for at least 5 minutes.
R, G, B FOCUS ADJUSTMENT
1. Before adjusting the R, G, B FOCUS, remove the 4
screws of Lens Assembly which is fixed on the CRT
Assembly. (See page 4.)
Then turn around the Lens Assembly bu to adjusty 180
the fastening screw (Fig. a) and fasten the 4 screws to
secure Lens Assembly.
2. Select the adjustment mode. (See page 9.)
4. Perform VCEN adjustment. (See page 11.)3. Press O7� button to display the built-in cross-hatch.
5. Adjust G centering magnet so that the cross-bar pat-
tern center comes to screen center.4. Press O0� and ORTN � buttons to make the picture a sin-
6. Perform HEIGHT adjustment . (See page 12.)gle Red color.
100 button ............... to erase Red color
7. Perform VERT. LINEARITY adjustment.0 button ............... to erase Green color
8. Perform WIDTH adjustment. (See page 12.)
9. Check whole quality of green line.RTN button ............... to erase Blue color
10. Adjust R, B centering magnet so that the cross-bar pat-5. Loosen the fasten screw and adjust Red lense focus
to best focusing point of picture center. Then fasten
tern center comes to screen center.the screw. (See Fig. a.)
Fig. a
6. Adjust FOCUS VR OR� of FOCUS PACK to find best
focusing point of picture center.
7. Repeat steps 3 to 5 for Green and Blue colors.
� 6 � |
ACEC
