DATAMATH PICTURES

The 1^st edition of the TI-30Xa Solar School Edition for Virginia converts easily between decimals and fractions.	The 2^nd edition of the TI-30Xa Solar School Edition for Virginia blocks this unwanted feature.
The printed circuit board (PCB) of the TI-30Xa Solar School Edition (1^st edition) looks familiar to us.	The 2^nd edition of the TI-30Xa Solar School Edition uses a 100% identical printed circuit board.
The small printed on the PCB gives us a manufacturing date early in 2004.	The small printed on the PCB gives us a manufacturing date late in 2004.
The 1^st calculator was manufactured in May, 2004 by Nam Tai.	The 2^nd calculator was manufactured in December, 2004 by Nam Tai.
160,000 TI-30Xa Solar School Edition for Virginia were recalled by the state Department of Education. The newly issued calculator is seen here on the left.