3: I
NSTALLATION
AND
W
IRING
3-28 FC6A S
ERIES
M
ICRO
S
MART
A
LL
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IN
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YPE
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SER
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M
ANUAL
FC9Y-B1722
Replacing the Backup Battery
This section explains how to replace the backup battery.
Replace the backup battery within 1 minute.
1. Grip both ends of the battery holder, and then pull it out.
The battery holder pulls out to a length of 36 mm.
2. Remove the dead backup battery from the battery holder.
Orient the battery holder with the side facing up. While pulling on the outside hook (1), press the backup battery from
below (2).
3. Insert a new backup battery into the battery holder.
Orient the battery holder with the side facing up. Orient the new backup battery with the side facing up. Press the
backup battery into the inside hook of the battery holder (1), and then press down on the battery until you hear a click from
the outside hook (2).
Note: Exercise caution regarding the orientation of the backup battery when you insert it.
CPU Module
Battery Holders
Backup Battery
Side of the Battery Holder
Outside Hook
(2)
(2)
(1)
(1)
Backup Battery
Side of the Battery Holder
Inside Hook
Outside Hook
(2)
(2)
(1)
(1)