11
M3LDY OPERATING MANUAL EM-2664-B Rev.0
5.1.1 sTATUs INDICATOR LED
Combinations of the three front LEDs (LD1, LD2 and LD3) indicates the transmitter’s operating status by different blinking
patterns. The patterns depend on the configuration modes, DIP SW configuration and PC configuration.
Examples are shown below.
LED COLOR
PATTERN
Red
R
ON
Amber
A
Blink
Green
G
OFF
■
NORMAL OPERATION (RUN) MODE
Combination of the LEDs and their blinking patterns indicate normal or abnormal operation of the unit, and are useful to
identify error modes.
• Normal operation (RUN) mode
DIP SW CONFIGURATION
PC CONFIGURATION
• Error mode
ERROR
DIP SW CONFIGURATION
PC CONFIGURATION
Output saturated
The output is below -15% or above +115%. Check the setting and input.
DIP SW error
DIP SW configuration is inappropriate. Check the SW settings.
System error
Indicates the CPU’s communication error.
