PDF reference, 140 KB, for the 2SC4486 NPN bipolar transistor, identified as such by the JIS-standard 2SC prefix. The name provides only the part number. Inside, a technician can expect absolute maximum ratings, DC and AC characteristics and a mechanical drawing. Typical uses are confirming pinout for meter testing, judging operating margins and sourcing an equivalent. Before replacing, check that the component marking on the board really matches and that the case style is identical.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @cyberlanelectonik. Enginerys does not host this file.
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