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Texas Instruments TI-31 Solar (China)

Date of introduction:  1987 Display technology:  LCD
New price:   Display size:  8 (5 + 2)
Size:  5.4" x 2.8" x 0.45"    
Weight:  2.4 ounces Serial No:  778456
Batteries:  n.a. Date of manufacture:  mth 05 year 1988
AC-Adapter:   Origin of manufacture:  China
Precision:  11 Integrated circuits:  Toshiba T6974S
Memories:  1    
Program steps:   Courtesy of:  Andraes Krause 
    Download manual:   (US: 2.977 kB)

The production of the TI-31 SOLAR was shifted in 1987 from Japan to China without changing any part of the calculator. 

The later Italian version of the TI-31 SOLAR looks totally different. 

 

 



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© Joerg Woerner, December 5, 2001. No reprints without written permission.