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2. SPECIFICATIONS
Data storage:
Storage and recall of telephone, memo, schedule, reminder data; calendar display; mark
protection; secret area; editing; memory status display
Clock:
World time; reminder alarm; schedule alarm; daily alarm; accuracy under normal tempera-
tures: ±3 seconds average
Calculation:
10-digit arithmetic calculations; arithmetic constants (+, –, ×, ÷); independent memory;
percentages; square roots; 20-digit approximations; date calculations; other mixed calcula-
tions
General:
Display element: 16-column × 4-line LCD
Memory capacity: 32 KB / SF-4300A, 64 KB / SF-4600
Main component: LSI
Power supply: 3 lithium batteries (CR2032)
Power consumption: 0.05W
Battery life: Approximately 200 hours continuous operation in Telephone Directory
approximately; 150 hours repeating one minute of input and 10 minutes
of display in Telephone Directory; approximately 12 months for memory
back up
Test condition: 20°C
Auto power off: Approximately 6 minutes after last key operation
Operating temperature: 0°C ~ 40°C (32°F ~ 104°F)
Dimensions:
Unfolded: 12.4H
x 141W x 80.5Dmm (1/2"H x 5-5/8"W x 3-1/8"D)
Folded: 8.9H
x 141W x 157Dmm (3/8"H x 5-5/8"W x 6-1/4"D)
Weight: 110g (3.9 oz)
Current consumption:
Power switch MIN. [µA] MAX [µA]
OFF 9.51
ON 529 606
ON 1,287 1,398
(Operating)
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