Users Manual Chapter 1

6 Thor VM3A Vehicle-Mounted Computer
Charging Timeout
• A fully discharged UPS battery normally recharges in less than 4 hours when the
computer is in a powered dock and within the safe charging temperature range.
• If the UPS battery is not charged before an 8 hour timeout period expires, the
UPS Status LED is amber.
• The charge timeout is reset if charging resumes upon application of external
power.
• The charge timeout is reset if charging resumes when the computer enters the
permissible temperature range for charging.
• If the charge timeout occurs frequently, the UPS battery should be replaced.
Charging and Power Management
Charging of the UPS battery continues when the computer is in power
management (Display Off or Sleep mode).
Backup Battery
The Thor VM3A has a permanent Lithium battery installed to maintain time, date,
and CMOS setup information for a minimum of 90 days. The lithium battery is not
user serviceable and should last five years with normal use before it requires
replacement.
Note: The backup battery should only be changed by authorized service personnel.
Fuse
Warning: Improper replacement or repair could damage the battery, cause
overheating, risk of explosion, and result in injury. The battery should
be disposed of properly. The battery should not be disassembled or
crushed. The battery should not be heated above 212°F (100°C) or
incinerated. The battery must be recycled or disposed of separately
from household waste.
Standard Dock
Enhanced Dock