48
Step 6
Disconnect the remaining old battery (2nd one) from the battery board and
then remove it from the holder.
<HS/HSS-G>
Connect a new battery (2nd one) to the battery board from which you have
disconnected the old one in Step 6, and then load it into the holder.
<HS/HSS-G>
Step 7
NOTE: Be sure to replace both of two batteries with new ones at one time.
Otherwise, the battery service life will become short.
Old backup battery
(2nd one)
Holder
Battery board
New backup battery
(2nd one)
Battery
board
Connector