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MITSUBISHI CT-32BW 1B 1
General Information (Insufficient degaussing causes magnetisa-
tion, giving an unfavourable effect on colour
1: If beam landing divergence is to be corrected
in areas (a) shown in the figure, place the
3: Adjust the angle between the tabs of the 6-
Pole Magnet and the "B" and "R" beans to the
purity adjustment). Gum Magnet on the funnel of the CRT, on "G" beam at the centre of the screen.
3: Run the picture tube for more than thirty axis with the corner, with the white side of the 4: Make sure that purity in each colour "R","G"
W1 Chassis minutes with a white raster signal applied magnet facing outwards. and "B" is maintained. If necessary repeat
giving normal beam current flow. 2: If beam landing divergence is to be corrected item 1(Purity), item 2 (Screen Corner Beam
4: Make sure that all electrical adjustments have in areas (b) shown in the figure, then the Gum Landing Correction) and item 3 (Static
been performed. Magnet is placed on the funnel of the CRT Convergence).
Matrix with the white side facing the CRT.
Item See Model Book 1. Purity
Note: The Gum Magnets will distort the raster
Safety Precautions (See Notes).......................................................... CT-14MS1 4 Adjustment purpose: shape and disturb corner convergence. To
Insure the R, G and B beams land on their minimise the effect on raster shape and corner
respective phosphorus. convergence do not place the Gum Magnets
closer than 50mm to the bobbin of the Deflection
Symptom when incorrectly adjusted: Yoke.
Service Adjustments Colour patches appear, poor white uniformity.
3: If correction is required in the shaded area,
Input signal: move the Gum Magnet counter-clockwise until
ITC Adjustment VIDEO signal (yellow raster). the best position is found. If correction is Fig. 5
ITC adjustments should be performed in the required in the unshaded areas, move the
following sequence after replacing either the Fig 1. Input terminal: Gum Magnet in a clockwise direction until the 5. Xv Correct
CRT, Deflection Yoke or Convergence and VIDEO IN terminal. best position is found.
Purity Magnet Assembly. Adjustment purpose:
When not replacing parts, perform the neces- 1: Supply a VIDEO signal (yellow raster). Correct colour divergence of R, G and B
sary adjustment only. MODEL LENGTH 2: With the Deflection Yoke positioned fully horizontal lines at the sides of the picture.
CT-32BW1 45.0