6
PREPARATORY PROCEDURES AND SETTING
6.4 Part Names and Functions
6.4.1 Part names and functions of the Q12DCCPU-V
6 - 27
1
OVERVIEW
2
SYSTEM
CONFIGURATION
3
SPECIFICATIONS
4
FUNCTIONS
5
ACCESS VIA NETWORK
MODULES
6
PREPARATORY
PROCEDURES AND
SETTING
7
I/O NUMBER
ASSIGNMENT
8
MEMORIES AND FILES
(b) In hardware self-diagnostic operation mode
The operation mode is changed by switches. ( (3), (4) in this section)
For the hardware self-diagnostic function, refer to the following.
Page 16-75, Section 16.5.1
Table 6.7 Indicator LEDs and their states in hardware self-diagnostic operation mode
Indicator LED Name LED status Description
MODE MODE
On Hardware self-diagnostic mode (The MODE LED turns ON orange)
Off
A hardware failure occurred or the C Controller module is in reset
process.
ERR. ERR.
Off
When all LEDs except the MODE LED turn off, it indicates that the
diagnostics and settings have not been executed yet, or have
completed normally.
Flashing
An error occurred during mode setting with the RESET/SELECT
switch.
The error location can be identified by a value displayed on the 7-
segment LED.
( Page 16-81, Section 16.5.1 (5))
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