Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 393

Battery replacement procedure
WARNING
• Before replacing a battery, turn off the main circuit power and wait for 15 minutes or longer until the charge lamp turns off. Then, check the voltage between
P+ and N- with a voltage tester or others. Otherwise, an electric shock may occur. In addition, when confirming whether the charge lamp is off or not, always
confirm it from the front of the servo amplifier.
CAUTION
• The internal circuits of the servo amplifier may be damaged by static electricity. Always take the following precautions.
Ground human body and work bench.
Do not touch the conductive areas, such as connector pins and electrical parts, directly by hand.
• The battery built in MR-BAT6V1BJ cannot be replaced. Do not disassemble the MR-BAT6V1BJ. Otherwise, it may cause a malfunction.
• To replace the MR-BAT6V1BJ, follow the procedures given in this section to avoid erasing absolute position
data.
• Before replacing batteries, check that the new battery is within battery life.
MR-BAT6V1BJ can be replaced even with the control circuit power supply off.
■Battery installation and removal procedure
For the battery installation and removal procedure, refer to the following.
Page 386 Battery replacement procedure
■Preparation for replacing MR-BAT6V1BJ
Prepare a new MR-BAT6V1BJ as follows.
Model
MR-BAT6V1BJ
Number and use
1 for replacement
Remark
Battery within two years from the production date.
11 OPTIONS AND PERIPHERAL EQUIPMENT
11
391
11.8 Battery