Casio JD-5500 Service Manual page 5

General
Display:
Memory Capacity:
Power Supply:
Power Consumption:
Battery Life:
Auto Power Off:
Ambient Temperature
Range:
Dimensions:
Weight:
* The batteries which have been installed in this unit when you purchase it are for the factory test, so it will not
Current consumption
OFF
ON (Menu)
ON (Buzzer)
ON (Infrared)
How memory capacity is calculated
There is no limit on the amount of memory you can use in each mode, but the limit on the total amount of data
stored is 4,096 bytes. The following shows how many bytes the data in each mode takes up. One character
requires one byte of memory.
Liquid crystal display
4,096 bytes
Main batteries – Two AAA-size batteries (LR03 (AM-4) or R03 (UM-4))
Back-up battery – One lithium battery (CR2032)
0.2 W
Main batteries –
LR03 (AM-4)
• approximately 250 hours continuous operation
• approximately 6 months (1 hour use per day)
R03 (UM-4)
• approximately 200 hours continuous operation
• approximately 5 months (1 hour use per day)
Back-up battery – approximately 1 year after the low main battery warning
appears on the display (approximately 5 years if main batter-
ies are replaced immediately whenever battery warning
appears).
Approximately 6 minutes after last key operation
0°C ~ 40°C (32°F ~ 104°F)
13.5 (H) × 145 (W) × 179.5 (D) mm
Open:
" (H) × 5
1 3
( /
2
15.1 (H) × 145 (W) × 96.5 (D) mm
Closed:
" (H) × 5
5 3
( /
8
138.2 g (4.9 oz) including batteries
Check point
CP1 - CP3
CP1 - CP3
CP1 - CP3
CP1 - CP3
— 4 —
" (W) × 7
1
/ / " (D))
4 8
" (W) × 3
3
/ / " (D))
4 4
TYP [µA] Max [µA]
—
185
— 5000
— 80000
18
230