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PART 7 Technical Reference
Specifications
Model: SF-4900ER/SF-4980ER/SF-4985ER
Main Modes:
Telephone Directory, Memo, Schedule Keeper, To Do, Expense, Reminder,
Calendar, Home Time, World Time, Calculator, General Conversion and Euro
Conversion.
Data storage:
Storage and recall of telephone, memo, schedule, to do, expense, reminder data;
calendar display; secret memory area; editing; memory status display
Clock:
World time; reminder alarm; schedule alarm; daily alarm; accuracy under normal
temperatures: average ±3 seconds per day
Calculation:
10-digit arithmetic calculations; arithemetic constants (+, −, ×, ÷); independent
memory; percentages; square roots; 20-digit approximations; date calculations;
other mixed calculations
General:
Display element: 16-column × 4-line LCD
Memory capacity: SF-4900ER: 128KB
SF-4980ER/SF-4985ER: 256KB
Main component: LSI
Power supply: 3 lithium batteries (CR2032)
Power consumption: 0.2W