Display On The Loop Display During Startup; Memory Clear, Download, And Startup - Toshiba LC531 Series Instruction Manual

Chapter 5 Startup and Stopping
5.2.1

Display on the loop display during startup

・ When the LC53* starts up normally in the RUN mode, the numerical display
・ When the LC53* starts up in the download wait state, the numerical display
・ When the LC53* starts up in the error state, the numerical display area of
5.2.2

Memory clear, download, and startup

The procedure for memory clear, download, and startup is described below.
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area of the loop display shows the numerical data of process information
(PV, SV, MV). Also, the RUN (LED) display on the side panel illuminates.
area of the loop display shows "dL" indicating download wait.
the loop display shows "Err" indicating an error and the error code (4-digit
hexadecimal) alternately.
Remark
• For the meanings and detailed information about error codes, refer to "Appendix D System
Log".
For memory clear, set the engineering switch (Eng.SW) 1 on the side of the
LC53* to ON, and turn on the power of the LC53*.
When memory clear is executed, the numerical display area of the loop
display shows "dL" indicating download wait.
Next, return the engineering switch (Eng.SW) 1 on the side of the LC53* to
OFF.
Use the nv Engineering Tool to download the application.
Request RUN execution by "System view" operation of the nv Engineering
Tool. RUN execution can also be done by requesting RUN execution by side
keyboard operation of the LC53* or turning on the power again.