Toshiba 20A3VX Service Manual page 14

9 SECAM BELL FILTER ADJUSTMENT
(Measureing point)
(Adjusting signal) NO ADJUSTMENT
(Adjusting method)
10 SECAM R-Y ADJUSTMENT (For models M, MJ, R, TR only)
(Measuring point) Q501 #20 R-Y OUT
(Adjusting signal) Colour bar (SECAM) signal
(Adjusting method) Adjust (SRY) the level of the monochrome signal part must be a match to the level of horizontal
blanking signal.
Spec: 0±10 mVpp
11 SECAM B-Y ADJUSTMENT (For models M, MJ, R, TR only)
(Measureing point) Q501 #22 R-Y OUT
(Adjusting signal) Colour bar (SECAM) signal
(Adjusting method) Adjust (SBY) the level of the monochrome signal part must be a match to the level of horizontal
blanking signal.
Spec: 0±10 mVpp
12 VERTICAL POSITION
(Input signal) WG Philip Pattern (Do not use French SECAM)
(Measurement place) On Picture
(Setting) Contrast=Max. Bright=Center. Colour=Center
(Adjusting method) Adjust VPOS upper and lower position on Philips pattern may become a center. (Turn the direction of
CPT to the south or the north when adjusting. Adjust the amount offsetting if it is not possible to do)
13 VERTICAL HEIGHT
(Input signal) WG Philip Pattern (Do not use French SECAM)
(Measurement place) On Picture
(Setting) Contrast=Max. Bright=Center Colour=Center
(Adjusting method) Adjust the Sub address HIT on Philips pattern may hide frag of the upper and lower side in exactly.
14 HORIZONTAL POSITION
(Input signal) WG Philip Pattern (Do not use French SECAM)
(Measurement place) On Picture
(Setting) Contrast=Max. Bright=Center Colour=Center
(Adjusting method) Adjust the sub address HPOS on Philips pattern may become the center location (Minimize D-C in
the adjustment magnetic field on CPT.)
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