Epson RC420 Manual page 28

Setup & Operation 2.3 Controller (Part Names and Functions)
(6)
(7) M/C SIGNAL connector
(8) STANDARD I/O connector
(9) Serial connector (RS-232C)
(10) System Expansion (Optional Board) Slots
(11) CPU Board
(12) Ethernet connector
(13) VGA connector
(14) Mouse / Keyboard connector (CPU board (11)-2)
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CAUTION
(15) Mouse connector (CPU board (11)-1)
(16) Keyboard connector (CPU board (11)-1)
18
Protective Earth Terminal
External protective earth terminal
This connector is used for signals such as the Manipulator's motor encoders, the
origin sensor signals, etc. Connect the Manipulator's dedicated signal cable.
This connector is used for input/output devices. There are 16 inputs and 16 outputs.
Refer to the Setup & Operation 6. STANDARD I/O Connector for details.
This connector facilitates data communication and centralized control by connecting
peripheral equipment and the host computer to the Controller.
For details, refer to the Setup & Operation 9. RS-232C Settings.
Up to 4 slots are available for optional boards such as the Expansion I/O Board or
Pulse Generating Board. Do not mount boards other than the optional boards for
the RC420.
For details, refer to the Setup & Operation 2.2 Standard Specifications.
The CPU board has different model numbers and appearances depending on the
dates of the shipping and the board changeover.
CPU Board
(11)-1 PC-686BX(PC)-EPC850
(11)-2 SPI-6941-EPC
This Ethernet connector is used for network communication via 100BASE-TX /
10BASE-T.
Receptacle for VGA monitor cable.
Receptacle for mouse and keyboard cable. Connect the cable to a mouse and a
keyboard following the symbols on the cable.
Do not lose a PS/2 exchange cable included in the accessories.
Connect the mouse and the keyboard properly when the power in OFF. If
the mouse or keyboard is connected when the power in ON or connected
incorrectly, the robot system cannot function properly.
Receptacle for mouse cable.
Receptacle for keyboard cable. To connect a type AT connector keyboard, use the
dedicated adapter (AT keyboard adapter) included in the accessories.
Connector for Mouse and Keyboard
Separate connectors
Integrated connector
RC420 Rev.9