Mitsubishi MELSEC Q Series Programming Manual page 950

Error
Error Contents and Cause
Code
[SP. UNIT LAY ERR.]
• A module is mounted on the 65th slot or later
slot.
• A module is mounted on the slot whose number
is greater than the number of slots specified at
[Slots] in [Standard setting] of the base setting.
• A module is mounted on the slot whose number
of I/O points exceeds 4096 points.
• A module is mounted on the slot whose number
of I/O points strides 4096 points.
■Collateral information
• Common information:-
• Individual information:-
■Diagnostic Timing
• At power-on/At reset
[SP. UNIT LAY ERR.]
• A module is mounted on after the 25th slot (on
after the 17th slot for the Q00UJ).
• A module is mounted on the slot whose number
is later than the one set in the "Base setting" on
the I/O assignment tab of PLC parameter in GX
Developer.
• A module is mounted on the slot for which I/O
points greater than 1024 (greater than 256 for
2124
the Q00UJ) is assigned.
• A module is mounted on the slot for which I/O
points is assigned from less than 1024 to greater
than 1024 (from less than 256 to greater than
256 for the Q00UJ).
■Collateral information
• Common information:-
• Individual information:-
■Diagnostic Timing
• At power-on/At reset
[SP. UNIT LAY ERR.]
• A module is mounted on the 37th slot or later
slot.
• A module is mounted on the slot whose number
is greater than the number of slots specified at
[Slots] in [Standard setting] of the base setting.
• A module is mounted on the slot whose number
of I/O points exceeds 2048 points.
• A module is mounted on the slot whose number
of I/O points strides 2048 points.
■Collateral information
• Common information:-
• Individual information:-
■Diagnostic Timing
• At power-on/At reset
12-30
Corrective Action
• Remove the module mounted on the 65th slot
or later slot.
• Remove the module mounted on the slot
whose number is greater than the number of
slots specified at [Slots] in [Standard setting] of
the base setting.
• Remove the module mounted on the slot
whose number of I/O points exceeds 4096
points.
• Replace the module with the one whose
number of occupied points does not exceed
4096 points.
• Remove the module mounted on after the 25th
(on after the 17th slot for the Q00UJ).
• Remove the module mounted on the slot
whose number is later than the one set in the
"Base setting" on the I/O assignment tab of
PLC parameter in GX Developer.
• Remove the module mounted on the slot for
which I/O points greater than 1024 (greater
than 256 for the Q00UJ) is assigned.
• Replace the end module with the one whose
number of occupied points is within 1024
(within 256 for the Q00UJ).
• Remove the module mounted on the 37th slot
or later slot.
• Remove the module mounted on the slot
whose number is greater than the number of
slots specified at [Slots] in [Standard setting] of
the base setting.
• Remove the module mounted on the slot
whose number of I/O points exceeds 2048
points.
• Replace the module with the one whose
number of occupied points does not exceed
2048 points.
LED Status Corresponding
CPU Status CPU
Qn(H)
QnPH
QnPRH
*20
QnU
RUN:
Off
ERR.:
Flicker Q00UJ/Q00U/Q01U
CPU Status:
Stop
Q02UCPU