In case of warming up of more than 2 hours under a conditionTILT ADJUSTMENT
that the large anode current is running through the projectionRotate R, G, B deflection yoke so that picture becomes hori-
tube so that for example the all-white pattern appears, adjustzon, then fasten screw.
to obtain the sharpest focus while observing the whole screen
like in the RED case.CENTERING ADJUSTMENT
1. Stretch threads towards the center of the screen (top and
11. Use the focus VR of OG� of the focus pack in order to ad-
bottom, left and right).
just the electric focus in the middle section of the screen
to its sharpest level.
Note:Normally the most clearly visible point of the scanning
line is the sharpest point of the Green focus, however as
the characteristics vary depending on the projection tube,
the sharpest focus points of the vertical and horizontal
lines may not match each other, thus when you turn theGENERAL ADJUSTMENTS
focus VR, if the picture tends to be tremendously unstable
(rolls horizontally or vertically), adjust the balance of the
vertical and horizontal lines to its best position.
12. Check the GREEN focus of the whole screen and if
2. Enter to the user's Convergence Adjustment Mode from
necessary repeat steps 10 and 11.
the menu.
13. Fix the GREEN lens by tightening up its fixing screws.
14. Expose only BLUE by covering the RED and GREEN
lenses with caps.
15. Loosen the BLUE lens fixing screws (refer to Fig. a), and
adjust the BLUE lens focus while observing the middle
and peripheral screen sections.
16. Use the focus VR of OB� of the focus pack in order to adjustSPECIFIC INFORMATIONS
the focus in the middle section of the screen to its sharpest
level.
(The point of the Blue focus becomes sharpest when the
brightness level of BLUE is lowest, the cross-hatch is
3. Adjust G centering magnet so that the cross pattern cen-
clearly visible.)
ter comes to screen center.
17. Check the BLUE focus of the whole screen and if neces-4. Perform HEIGHT adjustment . (See page 14.)
sary repeat steps 15 and 16.
5. Perform VERT. LINEARITY adjustment. (See page 14.)
18. Fix the BLUE lens by tightening its fixing screws.
6. Perform WIDTH adjustment. (See page 14.)
7. Check whole quality of green line.
8. Adjust R, B centering magnet so that the cross pattern
center comes to screen center.
� 7 � |
ACEC
