6
FUNCTIONS
6.21 LED Display
6 - 161
1
Overview
2
Performance
Specification
3
Sequence Program
Configuration and
Execution Conditions
4
I/O Nunber Assignment
5
Memories and Files
Handled by CPU Module
6
Functions
7
Communication using
built-in Ethernet ports of
CPU module
8
Communication with
Intelligent Function
Module
6.21 LED Display
The CPU module has an LED to indicate the CPU module operation status on the front of
the CPU module.
1) 2) 3) 4)
Remark
Refer to the following manual for details of the LED indications.
QCPU User's Manual (Hardware Design, Maintenance and Inspection)
Figure 6.96 LED on CPU module front
1) : Basic model QCPU (Q00JCPU)
2) : Basic model QCPU (Q00CPU, Q01CPU)
3) :
4) : Redundant CPU
MODE
RUN
ERR.
USER
BAT.
BOOT
BACKUP
SYSTEM B
SYSTEM A
CONTROL
MODE
RUN
ERR.
USER
BAT.
BOOT
RUN
ERR.
POWER
RUN
ERR.
High Performance model QCPU, Process CPU,
Universal model QCPU