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10.3
Battery Life
Shows the battery actual service value and guaranteed value.
For battery replacement, refer to the following page.
Page 172 Battery Replacement
*1
Power-on time ratio
0%
30% or more
*1 Shows the ratio of the product power-ON time to 24 hours. (If the total power-on time is 12 hours, the ratio will be 50%. If the total power-
on time is 6 hours, the ratio will be 25%.)
*2 The battery life is estimated based on the actual value measured by Mitsubishi under an ambient storage temperature of 40. This
value depend on the characteristics and variation of the components, so use this as a reference value.
*3 Refers to the battery life at 75 guaranteed by Mitsubishi in a storage ambient temperature of 75 based on the characteristics of the
memory device provided by the component manufacturer.
10.4
Fan Module Life
This section shows the fan module life.
The wear life of the fan module is 10 years, and the storage limit when unpowered is one year. However, the malfunctions
may occur incidentally.
Confirm the date of manufacture of the fan module on its ratings panel. ( Page 185 Checking Production Information and
Firmware Version)
For replacement of the fan module, refer to the following page.
Page 171 Fan module replacement
DATE YYYY - MM
MODEL
SERIAL
123456789ABCDEF
(1)
(2)
MADE IN THE PHILIPPINES
(1) Year of manufacture
(2) Month of manufacture
• When replacing the fan module, do so within 10 years from the date of manufacture, or one year after
unpowered storage. If using a fan module that has exceeded this duration, then there is the possibility that
the fan module may not operate correctly.
• If storing the fan module for more than a year after manufacture, power up the fan module on a yearly cycle.
Additionally, carry out hardware diagnostics (Mode 2) and confirm that there are no faults in the fan module.
( Page 34 HARDWARE DIAGNOSES)
10.5
CFast Card Life
This section shows the CFast card life.
For the number of writes to the CFast card (life), refer to the manual that accompanied the CFast card.
If the number of writes (life) is exceeded, replace the CFast card.
Page 151 Inserting and Removing a CFast Card
*2
Actual service value
43800 hours (5.00 years)
43800 hours (5.00 years)
*3
Guaranteed value
27200 hours (3.10 years)
35800 hours (4.08 years)
10 MAINTENANCE AND INSPECTION
10.3 Battery Life
10
89
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