5: Technical Information
74
Battery
There is a battery inside the computer which maintains the system
settings held in CMOS memory, including the system date and
time. The battery is built on to the system board so check the
System Board User’s manual for details on what type of battery is
fitted.
• Re-Chargeable battery
This battery can maintain the CMOS memory for up to three
months when fully charged. The battery is automatically
recharged whenever the computer is switched on and cannot be
removed from the computer. It should take approximately 14
hours to recharge the battery totally.
If this type of battery develops a fault and needs to be replaced,
the computer will need to be returned to RM Services for repair.
Note:
Do not leave the computer switched off for more than three months, as the
system may revert to default settings. Make sure that the battery is fully charged
if you do not intend using the computer for any length of time.
• Lithium battery
This coin cell style battery is fitted on to the system board in a
socket for easy replacement. This type of battery has an
estimated lifetime of at least seven years.
• Sealed Lithium battery
This type of battery is built into the real time clock (RTC) chip
which is fitted into a socket onto the systemboard for easy
replacement. This type of battery has an estimated lifetime of at
least 10 years.
Physical Specifications
Dimensions: 420(D) x 395(W) x 135 mm (H) with feet
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