H/W Information - Mitsubishi Electric MELSEC Q Series Reference Manual

8 TROUBLESHOOTING

8.6 H/W Information

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H/W information screen displays details of the LED and switch information of the
network modules. To display the H/W information screen, click the H/W information
button on the system monitor window of GX Developer.
(1) H/W information on the master module
1)
1) -a
1) -b
The following explains each of these items.
1) H/W LED information
The following table lists the LED information on the master module.
The value for each item is displayed as: 0001 on, 0000 off.
Item
PC
REMOTE
DUAL
SW. E
M/S. E.
PRM. E.
MNG
S. MNG
D. LINK
T. PASS
CRC
OVER
AB.IF.
TIME
DATA
UNDER
LOOP
PLC to PLC network: on
Remote I/O network: on
In multiplex transmission: on
Switch setting error: on
Duplicate station number or remote master station on same network: on
Parameter error: on
Remote master station set or multiplexed remote master station performing
master operation: on
Multiplexed remote master station performing master operation: on
In data link: on
Baton pass participation: on
Error during code check of receiving data: on
1)-a: Forward loop 1)-b: Reverse loop
Error when receive data processing has been delayed: on
1)-a: Forward loop 1)-b: Reverse loop
Error when "1" over specification is continuously received or when the
received data length is short
1)-a: Forward loop 1)-b: Reverse loop
Error when data link monitor timer has operated: on
1)-a: Forward loop 1)-b: Reverse loop
Error when error data of 2k-byte or more has been received: on
1)-a: Forward loop 1)-b: Reverse loop
Error internal processing of send data is not fixed interval: on
1)-a: Forward loop 1)-b: Reverse loop
Error when there is loop error: on
1)-a: Forward loop 1)-b: Reverse loop
MELSEC-Q
2) -b
2) -a
Description
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