PAGE 15 01 SEPTEMBER 1998 CHAPTER 2: INSTALLATIONS
HE500OCS050/051 User Manual
2.4
Status Indicators
The operator is notified of the following states by a flashing character in the upper right corner of the
display:
a.
The unit fails one of its self-tests.
b.
The unit is placed in idle mode.
c.
The unit is in firmware update mode.
d.
The unit is in DO/IO mode.
When the unit is placed in idle mode, the flashing character looks like the following:
When the unit has detected an error while performing a self-test, it displays this character. (The unit has
been forced into idle mode as well):
When the unit is in DO/IO mode, the inputs are read, and outputs are written, but no ladder program
operations are performed.
When the serial port is in firmware update mode, the serial port is not available to connect to the ladder
editor. In this case, the following character is displayed:
Figure 2.14 – Status Indicator Character
Status Indicator Character
F 5
F 1
F 2
F 3
F 4
EN TE R
