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5-7
Section
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5-7
Battery Replacement
WARNING
The backup battery may explode, catch fire, or leak if dropped, broken apart,
crushed, short-circuited, recharged, heated to 100
°
C or higher, or burned.
If power has not been supplied to the PC for some time, turn ON the power sup-
ply for at least 5 minutes to charge the backup capacitor before replacing the
battery.
Turn OFF the power supply to the PC before replacing the battery. To protect the
contents of memory, this procedure must be completed within 5 minutes.
A label has been included to remind the user when the battery needs to be re-
placed. After replacing the battery, write the next date that the battery should be
replaced on the label and affix the label in a visible place such as the inside of the
communications port cover.
Be sure to dispose of the old battery in accordance with local laws and regula-
tions.
A CPM2C-BAT01 Backup Battery is built into CPU Units that are equipped with
an internal clock. Replace the battery within two years when used under 25
C.
When the battery voltage drops, the ERR/ALM indicator will flash and SR 25308
will be turned ON. (Refer to page 125.) In this case, replace the battery within
seven days. Use the procedure below when replacing the battery.
1, 2, 3...
1. Stop CPM2C operation and turn OFF the power supply.
2. Remove the battery cover with a flat-blade screwdriver.
Battery cover
3. Remove the battery and disconnect the battery connector.
4. Install the new battery. Be sure that the connector is aligned correctly and
the wires are not pinched or kinked when the battery is inserted.
Содержание CPM2C
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