Mitsubishi Melsec-Q Series User Manual page 399

Error
Code Error Contents and Cause
(SD0)
[LINK PARA. ERROR]
• The system A of the MELSECNET/H remote
master station has been set to other than Station
No. 0.
• The system B of the MELSECNET/H remote
master station has been set to Station No. 0.
■Collateral information
• Common Information:File name/ Drive name
• Individual Information:Parameter number
■Diagnostic Timing
• At power ON/At reset/STOP
[LINK PARA. ERROR]
Since the number of points of the B/W device set in
[Device] of the PLC parameter is lower than the
number of B/W refresh device points shown in the
following table when parameters of the MELSEC-
NET/H are not set, the refresh between the CPU
module and the MELSECNET/H cannot be per-
.
formed.
Refresh No. of refresh device
device points of B device
8192 points
(8192 points×1
1
3101
module)
8192 points
No. of (4096 points×2
2
mountable modules)
network 6144 points
modules
3 (2048 points×3
modules)
8192 points
(2048 points×4
4
modules)
■Collateral information
• Common Information:File name/ Drive name
• Individual Information:Parameter number
■Diagnostic Timing
• At power ON/At reset/STOP
[LINK PARA. ERROR]
The setting of the network refresh range crosses
over the boundary between the internal user device
and the extended data register (D) or extended link
register (W).
■Collateral information
• Common Information:File name/ Drive name
• Individual Information:Parameter number
■Diagnostic Timing
• At power ON/At reset/STOP
*7 The module whose first 5 digits of serial No. is "09012" or later.
• Set the system A of the MELSECNET/H remote
master station to Station No. 0.
• Set the system B of the MELSECNET/H remote
master station to any of Station No. 1 to 64.
RUN
No. of refresh device
points of W device
8192 points
Set the refresh parameter of the MELSECNET/H in
(8192 points×1
module)
accordance with the number of points of B/W
8192 points
devices set in [Device] of the PLC parameter.
(4096 points×2
modules)
6144 points
(2048 points×3
modules)
8192 points
(2048 points×4
modules)
RUN
Set the network refresh range so that it does not
cross over the boundary between the internal user
device and the extended data register (D) or
extended link register (W).
RUN
Corrective Action
CHAPTER12 TROUBLESHOOTING
LED Status Corresponding
CPU Status CPU
QnPRH
RUN:
Off
*7
Qn(H)
ERR.:
*7
Flicker
QnPH
*7
QnPRH
CPU Status:
QnU
Stop
QnU
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