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5.4 Parts Names and Functions
5
SETTINGS AND PROCEDURES BEFORE OPERATION
(2) RUN/STOP/MODE switch operation
* 1 Forced output (Y) and writing to buffer memory, etc. from the <<Module monitor>> tab of the C
Controller setting utility are executable.
(3) RESET/SELECT switch operation
* 2 In a multiple CPU system configuration, reset CPU No.1. ( Section 13.6)
* 3 Before resetting, close all running user programs in the C Controller module.
Resetting the module while running any user programs may corrupt the user programs and data
files. ( Section 7.2.2)
* 4 When the SELECT position is held in either of the following states, unmounting is not executed.
(The CF CARD LED does not flash.)
• When no CompactFlash card has been installed.
• When the CompactFlash card has already been unmounted.
Figure 5.21 RUN/STOP/MODE switch
Table5.5 RUN/STOP/MODE switch
Position Operation
RUN
In normal operation mode
The C Controller module is operating.
(Output (Y) from user program and writing to buffer memory are enabled)
In hardware self-
diagnostic operation
mode
Refer to Section 18.5 for the hardware self-diagnostics function.
STOP
Operation of the C Controller module is stopped.
*1
Switching RUN to STOP turns off all outputs (Y).
(Output (Y) from user program and writing to buffer memory are disabled)
MODE
Used by the hardware self-diagnostics function.(
Section 18.5)
Figure 5.22 RESET/SELECT switch
Table5.6 RESET/SELECT switch operation
Position Operation
RESET
When holding RESET
position
All LEDs turn off and the hardware is reset.
*2*3
When returning RESET
position to the neutral
position
Reset is canceled.
The module starts up in either of the following operation modes depending on the
RUN/STOP/MODE switch position.
• In the case of the RUN/STOP position, the module restarts from the OS and
system software, and starts up in the normal operation mode. (The MODE LED
is lit "green".)
• In the case of the MODE position, the module starts up in the hardware self-
diagnostic operation mode. (The MODE LED is lit "orange".)
SEL.
In normal operation mode
When the switch is held in the SELECT position, the CompactFlash card is
unmounted.
*4
( Section 5.8.3)
In hardware self-
diagnostic operation
mode
Used by the hardware self-diagnostics function.( Section 18.5)
MODE
STOP
RUN
SEL.RESET
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