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1. FUNCTIONS AND CONFIGURATION
(6) MR-J3-700A(4)
POINT
The servo amplifier is shown without the front cover. For removal of the front
cover, refer to section 1.7.2.
Rating plate
Operation section
Used to perform status display, diagnostic, alarm and
parameter setting operations.
Display
The 5-digit, seven-segment LED shows the servo
status and alarm number.
Name/Application
Detailed
explanation
Used to change the
display or data in each
mode.
Used to set data.
Used to change the
mode.
MODE
UP
DOWN SET
Chapter 6
Chapter 6
USB communication connector (CN5)
Connect the personal computer.
Analog monitor connector (CN6)
Outputs the analog monitor.
Section 12.8
Section 3.2
Section 3.4
RS-422 communication connector (CN3)
Connect the personal computer.
Section 12.8
Chapter 13
I/O signal connector (CN1)
Used to connect digital I/O signals.
Section 3.2
Section 3.4
Encoder connector (CN2)
Used to connect the servo motor encoder.
Battery connector (CN4)
Used to connect the battery for absolute position data
backup.
Section 3.4
Section 12.1
Section 12.9
Chapter 14
Charge lamp
Lit to indicate that the main circuit is charged. While
this lamp is lit, do not reconnect the cables.
Section 1.5
Protective earth (PE) terminal ( )
Ground terminal.
Battery holder
Contains the battery for absolute position data backup.
Section 14.3
Power factor improving DC reactor terminal block (TE3)
Used to connect the power factor improving DC reactor.
Control circuit terminal block (TE2)
Used to connect the control circuit power supply.
Section 3.1
Section 3.3
Main circuit terminal block (TE1)
Used to connect the input power supply and servo motor.
Fixed part
(4 place)
MODE UP DOWN SET
Cooling fan
Section 3.1
Section 3.3
Section 3.1
Section 3.3
Section 3.1
Section 3.3