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5.1 Preparing for Operation
5.1.2 Checking the Communications Status
5-4
5.1.2
Checking the Communications Status
Σ
-7S SERVOPACKs and
Σ
-7W SERVOPACKs
To confirm that the SERVOPACK is in the communication enabled state, check the L1, L2 and
CN LEDs.
Σ
-7F Integrated Servomotor
To confirm that the Integrated Servomotor is in the communication enable state, check the CN,
L1, and L2 LEDs.
Description
D3 (L1 LED)
D4 (L2 LED)
When communications in the data link layer have started, these LEDs are lit.
The L1 LED indicates the status of the communication port at the CN6A connector and
the L2 LED that at the CN6B connector.
Lit: In normal communication
Unlit: Communication not in progress due to disconnected cable, etc.
D2 (CN LED)
When the connection in the application layer has been established, this LED is lit.
Lit: In the CONNECT command completed state
Unlit: In the CONNECT command uncompleted state
D1 (POWER LED) Lit while the control power is being supplied normally.
7-segment LED
In normal state: Indicates the status.
In alarm/warning state: Indicates the alarm/warning code.
Indicator
Name
Color
Description
Status
Operating Status
CHARGE
Orange Main circuit status
Lit
The main circuit DC power supply is ON.
RDY/ALM
Red
Servo operating/
error status
Not lit
Initializing (booting)
Flashing
The servo device is in the alarm state.
Flashes
once
MECHATROLINK-III command error (CMD_ALM)
Flashes
twice
MECHATROLINK-III communications error
(COMM_ALM)
Lit
CPU is operating normally or a warning occurred.
CN
Green
MECHATROLINK-III
communications
status
Not lit
Power ON
Lit
The Establish Connection command (CONNECT: 0Eh)
is currently being received normally.
L1
Green
MECHATROLINK-III
port 1 link status
Not lit
No MECHATROLINK-III link
(no MECHATROLINK-III communications cable con-
nection)
Lit
MECHATROLINK-III link
(electrical connection to device)
Continued on next page.
Light
s
when the control power i
s
ON.