Specifications

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Schedule Keeper
Approximately 700/1,500/3,200, under the following conditions:
20 character description
Illustration used
Starting time specified, alarm time set
Approximately 900/2,000/4,100, under the following conditions:
20 character description
Illustration not used
Starting time specified, no alarm time
Reminder
Approximately 1,500/3,300/6,900, under the following conditions:
10 character description
Alarm time set
Approximately 1,700/3,700/7,800, under the following conditions:
10 character description
No alarm time
Expense Manager
Approximately 800/1,800/3,800, under the following conditions:
10 character description
Expense type and payment type set
Main Modes:
Telephone Directory, Business Card Directory, Memo, Schedule Keeper, To Do, Expense Manager,
Reminder, Calendar, Home Time, World Time and Calculator
Data storage:
Storage and recall of telephone, business card, memo, schedule, to do, expense, reminder data;
calendar display; secret drawer; editing; memory status display
Clock:
Worldtime; reminder alarm; schedule alarm; to do alarm; daily alarm; accuracy under normal tempera-
tures: ±3 seconds average
Calculation:
12-digit arithmetic calculations; arithmetic constants (+, -, ×, ÷); independent memory; percentages;
square roots; 24-digit approximations; date calculations; other mixed calculations
General:
Display element: 16-column × 4-line LCD
Main component: LSI
Power supply:
Main: Two AAA-size batteries (Type: R03 (UM-4) or LR03 (AM4))
Back-up: One CR2032 lithium battery
Current consumption:
ON: 4 mA or under (TEL mode)
OFF: 25 µA or under
Backup Battery: 10 µA or under
Low Battery message:
Main battery: 2.5 V ± 2.5%
Backup battery: 2.6 V ± 2.5%
Forced power off:
2.3 V ± 2.5%