Yaskawa MP3200 Troubleshooting Manual - Manual (Page 211)

8.2 MP3300 Battery Replacement
8-5
Battery Replacement in the Basic Units
8.2 MP3300 Battery Replacement
1. Back up the programs and data stored in the CPU Module.
Note: The backup can be used to recover the data if the data accidentally gets deleted during Battery replacement.
2. Confirm that the RDY indicator on the CPU Module is lit.
3. Open the battery cover on the front of the Base Unit.
4. Disconnect the lead connector of the Battery from the connector on the Base Unit, and remove
the Battery from the battery holder.
• Suitable battery replacement must be performed and it must be performed only by an
experienced technician.
There is a risk of electrical shock, injury, or device damage.
• Replace the Battery only while power is supplied to the Machine Controller.
Replacing the Battery while the power supply to the Machine Controller is turned OFF may
result in loss of the data stored in memory in the Machine Controller.
• Do not touch the electrodes of the Battery.
Static electricity may damage the electrodes.
• Observe all local laws and ordinances when you dispose of used Batteries.
CAUTION
Lit.
Lit.
YASKAW A CPU-301
LIO-01 LIO-02
LIO-04
RDY RUN ALM ERR BAT M-ALM
LD1
LD2
LD3
STOP
E-INIT
INIT
CNFG
LOAD
TEST
MNT
LD4
MODE
I/O I/O
MODE
LD5
LD6
LD7
LD8
LD1 CN1
LD2
LD3
LD4
LD5 HUB
LD6
LD7
LD8
POWER
CN1 100V/200V
CN2
DC
24V
DC
0V
Ethenet
CN2