2. VIDEO SYSTEM
2-1 MOTHERBOARD
(1) Outline
Titls board function as interface fur signal and control line between
various lxiards.
(2) Adjustment procedure
Unless specifie<I, lite input signal should be lite HDlV color bar
(100%)/SDTV oolorbar(75%).
(a) VRl: +12V ADJ
CD Adjust lite DC voltage at TPl to+ 12±0.01 V.
(b) VR2: +SV ADJ
CD Adjust lite DC voltage at TP2 to +5±0.01V.
(c) VR3: -12V ADJ
Q) Adjust lite DC voltage atTP3 10-12±0.0lV.
(d) VR4: +12V (D)ADJ
Q) Adjust lite DC voltage at TP5 to + 12±0.01 V.
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