Trane TR200 Series Programming Manual page 23

How to Program
Status display III:
This state displays the event and action of the Smart
Logic Control. For further information, see section
Smart Logic Control
.
Display Contrast Adjustment
▲
Press [status] and [ ] for darker display
▼
Press [status] and [ ] for brighter display
Indicator lights (LEDs):
If certain threshold values are exceeded, the alarm and/or warning LED lights up. A status and alarm text appear
on the control panel.
The On LED is activated when the frequency converter receives power from mains voltage, a DC bus terminal,
or an external 24 V supply. At the same time, the back light is on.
• Green LED/On: Control section is working.
• Yellow LED/Warn.: Indicates a warning.
• Flashing Red LED/Alarm: Indicates an alarm.
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TR200 Programming Guide