The display does not respond
Probable cause | Solution |
---|---|
The uploaded software version is not compatible with the configuration version. | To restore the default configuration, press both front panel buttons at the same time and hold them down for 10 seconds until the message Restoring configuration is displayed. |
Nothing is seen on the display
Probable cause | Solution |
---|---|
Display brightness level may be too low. | Press the front panel button (+) to increase brightness. See Adjusting brightness using front panel keys. |
The power source may not be connected, or the cables are loose or defective. | Make sure that the power source is connected and check the power cable condition. |
Power supply or the display may be faulty. | Check the power supply and replace it when needed. |
If the power supply is OK, the display may have a hardware failure. Contact Vaisala. |
Text “Starting..” is constantly displayed
Probable cause | Solution |
---|---|
The display may be faulty (system failure). | Contact Vaisala. |
Display logo is constantly displayed
Probable cause | Solution |
---|---|
The display may be faulty (application failure). | Contact Vaisala with details of the phase where the problem occurred. |
Connection problems with sensors
Probable cause | Solution |
---|---|
The sensor is mounted too far away from the display. | Mount the sensor closer to the display. A 50‑m (164‑ft) sensor cable should work fine. |
HMP155 does not respond to the polling command. |
Try the following solutions:
|
Slash marks (///) are displayed in data fields instead of data
Probable cause | Solution |
---|---|
The system has just started and not enough data has been collected yet, for example, for average data. |
Wait for 10 minutes. |
Data is missing because of sensor or communication problems. | Check connections (serial or Ethernet) and sensors. See Error messages. |
The network cable may be disconnected. |
Check the text on the network information page: Cable connected. Network up or Cable not connected. Network down |
Incorrect measurement data
Probable cause | Solution |
---|---|
Sensor or configuration error. | Check sensor and configuration. |
Display does not respond to touch correctly
Probable cause | Solution |
---|---|
The position accuracy of the screen has been compromised, for example, because of moving the display to another location. | Recalibrate the screen, see Calibrating touch screen. |
Values on screen cannot be seen clearly
Probable cause | Solution |
---|---|
Screen brightness level is wrong for the circumstances. | Adjust brightness. See Adjusting brightness using touch screen. |
Screen surface is not clean. | Clean the display surface. See Cleaning screen. |
Wrong color scheme is in use (day/night). | Change the color scheme. |
Alarms cannot be heard
Probable cause | Solution |
---|---|
Volume may be muted. | Adjust volume level. |
There is no navigation indicator on the data page
Probable cause | Solution |
---|---|
There is only one page available. | If more pages should be available, check the site settings. |
Navigation indicator shows fewer pages than there should be
Probable cause | Solution |
---|---|
The system has just started and all page data has not yet been received. | Wait until all data has been received. |
Pressure value is displayed in blue color
Probable cause | Solution |
---|---|
Temperature value has not been available and the pressure value has been calculated using a reference value. | Check temperature sensor. |