Casio IT-10M20 Hardware Manual

35
4.4 Reliability
4.4.1 IT-10
Table 4.14
Item Specification Remark/Condition
Service life
Backlight 10,000 hours At half-life period 10 hours per day x 200 days
per year x 5 years
Reset switch 1,000 times
Power switch 100,000 times
Battery cover lock switch 3,000 times
Other keys 250,000 times Excluding the power switch
Serial connector 5,000 times
CF card connector 5,000 times
SD card connector 5,000 times
Mounting/removing the terminal
to/from the Bridge Satellite Cradle
10,000 times
Installing/removing the terminal
to/from the Basic Cradle
10,000 times
Installing/removing the battery cover 3,000 times
Installing/removing the stylus
to/from the silo
10,000 times
Opening/closing the CF card slot
cover
5,000 times
40,000 hours Main PCB Electronics parts
30,000 hours Batteries, switches, LCD module, excluding jacks
MTBF
LCD 100,000 hours
Charging and discharging cycle of
battery pack
500 times Applicable to HA-C21BAT (see note.)
Note:
The number of the cycles is assumed with the conditions below.
• The remained capacity of battery pack at 300th cycle is approximately 60% of the full capacity.
• The surrounding temperature is at 23±2
℃.
• The discharge current is 1.1A constant current.
• The discharge stops at 2.75V.
• The condition of the charge; 1.1A constant-current, charging for 5 hours with 4.20V constant-voltage

Casio IT-10M20 Specifications

General

Brand	Casio
Model	IT-10M20
Category	Touch terminals
Language	English