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Note:
Components and test points within doted areas are located on trace
side.
B+ voltage check
1. Set the BRIGHT and PICTURE to minimum by using the PICTURE
menu.
2. Connect the DVM between C825 (+ side) or TPD14 and cold
ground.
3. Confirm that B+ voltage is 131.0V ± 2.0V. This voltage supplies B+
to the horizontal output and flyback circuits.
Source voltage chart
120V AC line input. Set the BRIGHT and the PICTURE to minimum by using the PICTURE menu.
Use cold or hot ground for the (-) lead of the DVM as needed.
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