Bosch LTC 8500 Instruction Manual page 77

Replacement of Memory Backup Batteries
battery holder sockets and gently pry the battery from the holder until it can be
removed by your fingers. Replace old battery with new battery by lifting the retain-
ing clip up while inserting the battery into the socket. Insure that the negative side of
the battery contacts the socket by seating the battery until it is somewhat flush with
the level of the battery holder. Repeat procedure for other battery.
Verification of the system's time and date and sequence programming should be
made to insure no information was lost. Refer to the appropriate section of the
instruction manual if any reprogramming is required.
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