Technical data

Computing Unit Expansions
4-12
SIMATIC Panel PC 670 Computing Unit Equipment Manual
Edition 12/01
Backup battery removed
Figure 4-6 Position of the Backup Battery
!
Warning
Danger of bodily injury and damage to property, danger of release of noxious
matter.
A lithium battery can explode if mistreated and noxious matter might be released if
old batteries are disposed of wrongly.
Do not throw new or empty lithium batteries into the fire, and do not solder on the
cell housing; do not recharge lithium batteries or force them open.
Obtain lithium batteries only from Siemens (Order No: W79084-E1003-B1).
If possible, return old lithium batteries to the manufacturer or recycling facility or
dispose of them as special garbage.
Changing SETUP
If you change a battery or unplug the battery connector, you must run SETUP to
reset your device’s configuration data (refer to Chapter 5).