Cd Rw Drive; Backup Battery - Siemens SIMATIC Rack PC 840 Manual

Welcome to the SIMATIC Rack PC 840
2.5.4

CD RW Drive

The CD RW drive is optionally installed in the front drive bay. This drive supports
the following recording processes: Disc at once, Track at once, Session at once,
Packet writing. CD-ROMs, CD-Rs as well as Video CDs can be read.
Additional Software
To be attain the full functionality of the CD-RW drive, additional software (burner
software) is necessary. You can find it on the CD included in the delivery of the
device. To install the software place the CD in the drive and follow the instructions
on the screen.
Caution
Burning operation with CD-RW is permissible only in undisturbed enviromment,
shock and vibrations are to be avoided.
2.6

Backup Battery

A backup battery (3.6 V lithium battery), located on the motherboard, powers the
hardware clock even after the device is switched off.
Batteries may only be exchanged by technical personnel. Observe the local
regulations on the disposal of special waste when disposing of dead batteries.
Refer to Section 4.3 for exchanging the backup battery.
Caution
!
There is the danger of an explosion if the battery is not exchanged as directed.
Replace only with the same type or an equivalent type recommended by the
manufacturer. Dispose of used batteries in accordance with the legal instructions
of your area.
Warning
!
Risk of severe personal injury or property damage, danger of release of harmful
substances.
There may be a danger of explosion if the battery is not handled properly.
Incorrect disposal of used batteries can cause the release of harmful substances.
Do not throw a new or discharged lithium battery into an open fire, do not solder
onto the cell container. Do not recharge the battery, do not open the battery by
force.
The correct lithium battery is available from Siemens (order no.: A5E00047601).
Return used batteries to the manufacturer/recycler or dispose of them according to
local regulations.
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SIMATIC Rack PC 840 Manual
A5E00104826-03