Alignment.............................................. 2-1 - Grundig CUC 1836 Service Manual

Abgleich / Alignment
2. Picture Tube Board
Measuring instruments: High-resistance voltmeter
Service works after replacement or repair of:
- picture tube, picture tube panel: Alignment no. 1.7 and 2.1
Alignment
2.1 Screen grid Switch off "Perfect Clear" (red key –> "PICTURE
voltage U
SETTINGS" –> "OK" Personal values).
G2
Feed in a black raster.
Adjust the screen brightness so that the grey area just
becomes dark.
Switch the TV receiver to AV mode.
Connect the high-resistance voltmeter with ca. 220k
serial resistance to R, G, B test points.
Determine the test point with the highest voltage level.
2 - 8
Preparations Alignment Process
With adjustment control SG (right control of the regulating
section) on the picture tube panel set the voltage to
162.5V 2.5V.
For TV models with focus block use adjustment control
"SCREEN" (lower control on the focus block).
CUC 1836 / 1929
GRUNDIG Service