Grundig CUC2130 Service Manual page 32

Abgleich / Alignment
Alignment
8. Line sharpness Colour video
Contrast:
Set the screen brightness so that the black
background of the test pattern just starts to brighten.
9. Vertical Colour video
position of the
picture Call up the "Vertical Shift" menu via " " (Dialog Center) –>
(vertical Service –> "OK" –> Service Code "8500" –> "Geometry" –>
shift) "OK".
9.1 Vertical Call up the menu "Vertical amplitude".
amplitude
9.2 Vertical Call up the menu "Vertical linearity".
linearity
9.3 Horizontal Call up the menu "Horizontal shift".
position of the
picture
(Horizontal
Shift)
9.4 Horizontal Call up the menu
Width
9.5 East / west Call up the menu
amplitude
9.6 East / west Call up the menu
corners
9.7 East / west Call up the menu
trapezium
10. Remote Call up the dialog line "Remote cont." via " " (Dialog
control Center) –> Service –> "OK" –> Service Code "8500".
2 - 4
Preparations
generator: Feed in a convergency test pattern.
maximum
generator: Feed in a geometry test pattern.
"Horizontal width".
"E/W amplitude".
"E/W corner".
"E/W trapezium".
Alignment Process
With focus control U , adjust the vertical lines approx. 5cm
F
from the right and left picture edge to minimum horizontal
width.
The sharpness in the middle must not seem to be worse
than the sharpness at the edges. If necessary, take an
average.
Using button or position the centre grid line to the
middle of the picture screen.
Set the vertical amplitude using button
Adjust according to the test pattern using button
Adjust according to the test pattern using button
Adjust according to the test pattern using button
Adjust according to the test pattern using button
(remove pillow distortions at the left and right picture screen
sides as far as possible).
Adjust according to the test pattern using button
(remove pillow distortions at the left and right picture screen
sides as far as possible).
Adjust according to the test pattern using button
(adjust the vertical lines at the left and right picture screen
sides as vertical as possible).
Press " " to return to the "Service" menu then exit the dialog
line "End" with "with mem" –> "OK".
Using button or adjust to "0" with the TP 750 (30kHz),
or to "1" with the TP 150C (36kHz).
Exit the dialog line "End" with "with mem" –> "OK".
CUC 2130 / M
or .
or .
or .
or .
or
or
or
GRUNDIG Service