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Additional Pictures 

 

The sales box of the TI-503SV sold in 2017 in the United States.

The sales box of the TI-503SV sold in 2017 in Germany.

This TI-503SV was manufactured by Kinpo Electronics in
the Philippines in May 2017 (Date code L-0517J » mth 05 yr 2017).

The printed circuit board (PCB) of the TI-503SV manufactured in 2017.

The Solder Jumper J1 closed.

The "explanation".


horizontal rule

If you have additions to the above article please email: joerg@datamath.org.

© Joerg Woerner, December 28, 2017. No reprints without written permission.