Casio CSF-4450A Service Manual & Parts List page 5

Digital diary
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Expense Manager
Approximately 800/1,800/3,800/7,700, 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 memory area; editing; memory status display
Clock:
Worldtime; reminder alarm; schedule alarm; to do alarm; daily alarm; accuracy under normal temperatures:
±3 seconds average
Calculation:
12-digit arithmetic calculations; arithmetic constants (+, -, ×, ÷); independent memory; percentages; square
roots; 24-digit approximations; date calculations; other mixed calculations
General:
16-column × 4-line LCD
Display element:
Main component:
LSI
Power supply:
Three lithium batteries (CR2032)
Current consumption:
ON:
1.6 mA or under (TEL mode)
13 µA or under
OFF:
Low battery message:
Forced power off:
Battery life:
Main:
Approximately 90 hours continuous display in Telephone Directory; approximately
70 hours repeating one minute of input and 10 minutes of display in Telephone
Directory
Power consumption:
Auto power off:
Approximately 6 minutes after last key operation
Operating temperature:
Dimensions:
10.7H × 145W × 174.5D mm (
Unfolded:
15.3H × 145W × 89.5D mm (
Folded:
Weight:
125 g (4.4 oz) including batteries
7.2 V ± 2.0%
6.7 V ± 2.0%
0.08 W
0°C ~ 40°C (32°F ~ 104°F)
7
/
5
/
8
— 3 —
"H × 5
"W × 6
11
7
/
/
"D)
16
16
8
"W × 5
"W × 3
11
1
/
/
"D)
16
2

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