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1. FUNCTIONS AND CONFIGURATION
1.7 Structure
1.7.1 Parts identification
(1) MR-J2S-100B or less
Reference
Section 13.3
Chapter 4
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.
Display
The two-digit, seven-segment LED shows the servo
status and alarm number.
Bus cable connector (CN1A)
Used to connect the servo system controller or
preceding axis servo amplifier.
Communication connector (CN3)
Used to connect a personal computer (RS-232C) or
output analog monitor data.
Charge lamp
Lit to indicate that the main circuit is charged. While
this lamp is lit, do not reconnect the cables.
Encoder connector (CN2)
Used to connect the servo motor encoder.
Main circuit terminal block (TE1)
Used to connect the input power supply and servo
motor.
Protective earth (PE) terminal ( )
Ground terminal.
Section 13.3
Section 3.11
Section 3.2
Bus cable connector (CN1B)
Used to connect the subsequent axis servo amplifier
or termination connector (MR-A-TM).
Section 3.2
Section 3.2
Section 12.1.5
Section 1.5
Section 3.2
Section 12.1.5
Control circuit terminal block (TE2)
Used to connect the control circuit power supply and
regenerative option.
Section 3.5.2
Section 10.1
Section 3.5.2
Section 10.1
Section 12.1.1
Section 3.8
Section 10.1
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
Axis select switch (SW1)
Used to set the axis number of the
servo amplifier.
SW1
Rating plate