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Table: Vg2 cut-off point (Large Screen)
Screen Size (RF= Real Flat)
20RF Matsushita
20RF Samsung
20RF LG Philips
25V Curved Face
27V Curved Face
27RF
29RF LG Philips
20RF Philips
27RF Samsung
32RF
26 Wide Screen RF
30 Wide Screen RF
RF = Real Flat
V = (Visible) Diagonal Screen Measurement of Phosphor
Focusing
1. Connect the RF output of a video pattern generator to the antenna input.
2. Input a circle or crosshatch test pattern to the television set.
3. Press the AUTO PICTURE button on the remote control transmitter repeatedly to
choose PERSONAL or MOVIES picture mode.
4. Adjust the FOCUS potentiometer (see Fig. 8-1) until the vertical lines near the left
and right sides of the screen, and near the horizontal center of the screen, are at
minimum width without visible haze.
Cut-off point (V)
+145 V +/- 4 V
+155 V +/- 4 V
+160 V +/- 4 V
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