Sharp PC-1421
Serial number 67001122, made in Japan
Accessories Protective sliding plastic cover

Manual: Sharp Taschencomputer PC-1421 Bedienungsanleitung (German, 285 pages, dated 1984)
Condition Excellent after some minor repairs and cleaning. The back is pretty scratches up but the front is essentially mint. On the back a label showing the name "Hentschel".
Repairs, Comments Disassembled the unit and re-soldered a broken wire that prevented the C-CE, % and square root key from working properly.
Acquired 25.1.2004
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Type, Precision, Input mode Financial, 10 BCD digits, exponent ±99, Algebraic
Programmable Yes, BASIC inerpreter
Performance Index
Memory 40 kB ROM, 4 kB RAM
Display 16 digit 5x7 pixel black&white LCD plus annunciators. Separate contrast adjustment knob on the rightt side.
Hardware
 8-bit CPU SC61860 at 768kHz.
Special features ?? port on the left side
Original Pricing, Production Introduced 1981.
Batteries 2x large button sized cells
Dimensions Length 7.2cm, Width 14cm, Height 1.1cm
Links Various Sharp information.
Sharp calculator manuals.
Sharp Taschencomputer Modell PC-1421 Bedienungsanleitung (PDF, German, 292 pages, 1984)
Sharp Taschencomputer Modell PC-1421 Bedienungsanleitung (PDF, eigener Scan, German, 287 pages, 1984)
Comment Apparently identical to the EL-5510.
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