3-32 Installation and Replacement
Modifying Your Vanguard 342
Installing/Removing the Lithium Battery
Introduction This section explains how to replace the real time battery. Vanguard 342 uses a
lithium battery on the motherboard t o maintain the node’s real-time clock. The
battery is not used to store the configuration memory.
Warning
Only qualified service personnel should perform the procedure described in this
section. If the battery is installed incorrectly, it could explode after the Vanguard
product is powered up, damaging the unit.
Avertissement
Seules des personnes qualifiées peuvent mettre en pratique les procédures décrites
dans cette section. Si la batterie n ’est pas correctement installée, elle ri sque
d’exploser après la mise en marche du produit Vanguard et d’endommager l’unité.
Warnung
Die in diesem Abschnitt aufgeführten Vorgänge sollten ausschließlich von
qualifiziertem Servicepersonal durchgeführt werden. Wenn die Batterie
unsachgemäß installiert wird, kann sie nach dem Einschalten des Vanguard-Produkts
explodieren und das Gerät beschädigen.
Note
After installing the battery, set the Vanguard 342’s date and time. This is done
via the CTP in the Update System Parameter menu.
Battery Type Replace the lithium battery with lithium coin cell type CR2032 only. These can be
obtained where watch batteries are sold.
Battery Disposal Dispose of the battery in compliance with applicable local regulations.
Routine Battery
Replacement
The lithium battery should be replaced every six years. Follow the instructions in
Figure 3-9 to replace the battery.
Before Removing/
Installing the
Battery
Before you remove or install the battery, you must access the Vanguard 342
motherboard as described in the “Accessing the Motherboard” section on page 3-24.
Once you can see the motherboard, locate the battery as shown in Figure3-9.