Durable Parts Replacement; Control Unit Battery - Mitsubishi Electric M80 Series Maintenance Manual

M800/M80/E80 Series Maintenance Manual
2 Daily Maintenance and Periodic Maintenance

2.2.3 Durable Parts Replacement

2.2.3.1 Control Unit Battery

A lithium battery in the control unit battery holder retains parameter settings, machining programs and the like, which re-
quires to be backed up at the power OFF.
Battery
Battery cumulative data holding time
Battery life
Precautions for handling battery
(1) Do not disassemble the battery.
(2) Do not place the battery in flames or water.
(3) Do not pressurize and deform the battery.
(4) This is a primary battery so do not charge it.
CAUTION
Do not short-circuit, charge, overheat, incinerate or disassemble the battery.
Replacement procedures
(1) Check that the machine power is turned OFF. (If the power is not OFF, turn it OFF.)
(2) Confirm that the control unit LED, 7-segment display, etc., are all OFF.
(3) Open the front cover of the control unit.
(4) Remove the connector from the control unit BAT connector.
(5) Replace the old battery with the new battery in the battery holder.
(6) Insert the connector connected to the new battery into the BAT connector. Pay attention to the connector orientation:
do not insert backwards.
(7) Close the front cover of the control unit. At this time, confirm that the cover is closed by listening for the "click" sound
when the latch catches.
Q6BAT
45,000 hours (At 0 to 45°C; The life becomes shorter if the temperature
is high.)
Approx. 5 years (from date of battery manufacture)
45 IB-1501273-F