Inspection While The Controller Is Turned Off; Inspection While The Controller Is Turned On; Cleaning The Fan Filter; Replacing A Lithium Battery On The Cpu Board - Epson RC420 Manual

Maintenance 2. Regular Maintenance Inspection
2.2 Inspection Point

2.2.1 Inspection While the Controller is Turned OFF

Visually check for
external defects.
Clean up if necessary.
Cleaning of the fan filter
Battery Replacement on
the CPU Board

2.2.2 Inspection While the Controller is Turned ON

Check whether unusual
sound or vibration
occurs.
Make a backup of data.

2.3 Cleaning the Fan Filter

Check condition of the filter regularly and clean it as necessary. A dirty filter may result
NOTE
in the malfunction of the robot system as the temperature rises in the Controller.
Refer to the Maintenance 10.4. Fan Filter for details on cleaning the fan filter.

2.4 Replacing a Lithium Battery on the CPU Board

The button type lithium battery is mounted on the CPU board for backup of BIOS settings.
The battery life is five years. Replace the battery every five years.
■ Lithium batteries contain flammable materials such as lithium, organic
solvents, etc. If misused, batteries may generate heat, explode or catch fire.
Observe the following precautions for safe use of lithium batteries.
- Use the specified type of battery or equivalent.
- Connect the positive (+) and negative (-) electrodes correctly.
- Do not allow the positive (+) and negative (-) electrodes to short circuit at
CAUTION
maintenance.
- Do not throw batteries into fire or heat them to high temperature.
- Do not disassemble or alter batteries.
When discarding batteries, insulate the terminals by wrapping them with
-
tape, etc.
110
Inspection Point Inspection Place
External
appearance of
Controller
Fan filter on the
Controller
CPU Board
Inspection Point Inspection Place
Whole of the
Controller
Project and
system data
CR2032 (Panasonic)
Daily Monthly Quarterly Biannual Annual
Ever 5 years
Daily Monthly Quarterly Biannual Annual
Whenever data are changed.
RC420 Rev.9