Hardware manual

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4.4 Reliability
4.4.1 IT-9000
Table 4.25 explains about reliability on all models of IT-9000 series including models with “-CN”
denotation.
Table 4.25
Item Specification Remark/Condition
Service life
Electronic Components MTBF 21,000 hours
- Main PCB + Sub PCB + Key PCB
Backlight 50,000 hours
- Half-value period at 25°C
LCD 50,000 hours
- 8 hours/day x 365 days/year x 5 years
Discharge/charge cycle
longevity of battery pack
500 times
- 50% or more of the initial capacity
Battery pack storage period
(recommended)
One year or less
- At temperature in the range of -25 ºC to 30 ºC
- At 80% of the battery’s capacity recovery rate
20,000 times
- Memory backup for a period of 10 minutes
Discharge/charge cycle
longevity of memory backup
battery
50 times
- Memory backup until the cut-off voltage level
Reset switch 1,000 times
Trigger keys 1,000,000 times
- 500 times/day x 365 days/year x 5 years
Key input
durability
Keys (except
Side keys)
1,000,000 times
- 500 times/day x 365 days/year x 5 years
USD 5,000 times
-
Connector
durability
SD 5,000 times
-
SIM/SAM card install/remove 10,000 times
MCR read 200,000 times
-
Camera 102,596 hours
- MTTF
LED light 10,000 times
Splash Cover 1,200 times
-
Printer life 50km
- Paper printing distance (Printing Rate 25%)
Printer
The cutting
number of times
15,0000 times
- Indoor use,clean every 1000times
C-MOS Imager 70,000 hours
-
Battery pack 4,000 times
- 2 times/day x 365 days/year x 5 years
DC Jack 4,000 times
- 2 times/day x 365 days/year x 5 years
On HA-L30CHG 15,000 times
- 2 terminals share same HA-L30CHG x 4 times/day
x 365 days/year x 5 years
On HA-L35CHG 91,250 times
- 50 accesses/day x 365 days/year x 5 years
On HA-L62IO 15,000 times
- 2 terminals share same HA-L62IO x 4 times/day x
365 days/year x 5 years
Mounting/r
emoving
On HA-L60IO 15,000 times
- 2 terminals share same HA-L60IO x 4 times/day x
365 days/year x 5 years