1 - 9
1. FUNCTIONS AND CONFIGURATION
(3) MR-J2S-500B
POINT
The servo amplifier is shown without the front cover. For removal of the
front cover, refer to Section 1.7.2.
1
C
B
9
8
7
5
4
3
0
F
D
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
Refer to
Section13.3
Name/Application
Battery holder
Contains the battery for absolute position data backup.
Battery connector (CON1)
Used to connect the battery for absolute position data
backup.
Section13.3
Chapter4
Display
The two-digit, seven-segment LED shows the servo
status and alarm number.
Section3.11
Axis select switch (CS1)
Used to set the axis number of the
servo amplifier.
CS1
Bus cable connector (CN1A)
Used to connect the servo system controller or
preceding axis servo amplifier.
Section3.2
Bus cable connector (CN1B)
Used to connect the subsequent axis servo amplifier
or termination connector (MR-A-TM).
Section3.2
Communication connector (CN3)
Used to connect a personal computer (RS-232C) or
output analog monitor data.
Section3.2
Section12.1.4
Charge lamp
Lit to indicate that the main circuit is charged. While
this lamp is lit, do not reconnect the cables.
Encoder connector (CN2)
Connector for connection of the servo motor encoder.
Section3.2
Section12.1.4
Control circuit terminal block (TE2)
Used to connect the control circuit power supply.
Section3.5.2
Section10.1
Section12.1.1
Main circuit terminal block (TE1)
Used to connect the input power supply, regenerative
brake option and servo motor.
Section3.5.2
Section10.1
Name plate Section1.5
Section3.8
Section10.1
Protective earth (PE) terminal ( )
Ground terminal.
Installation notch
(4 places)
Cooling fan