Vanguard Managed Solutions 3400 Series ユーザーズマニュアル

3-20 

Installation and Replacement

The lithium battery should be replaced every two years. Follow the instructions in 

Figure 3-11 to replace the battery.

Before you remove or install the battery, you must access the Vanguard 3400 Series 

motherboard as described in the “Accessing the Motherboard” section on page 3-13.
Once you can see the motherboard, locate the battery as shown in Figure 3-11.

Figure 3-11 shows how to install and replace the battery.

Lithium Battery

Retaining Tabs

Battery

Battery
Holder

Using your fingers, push the retaining tabs upwards and 

pry the battery out of the holder.

Place the battery in the holder with the positive (+) side 

up,.

When done, replace the motherboard as explained in the 

“Accessing the Motherboard” section on page 3-13.