EcLine EC-1559, Service Manual

Page: 53 / 74

45
Touch screen symptoms
Symptom Corrective Procedure
• Touchscreen does not
function
• No virtual mouse
• Cursor doesn’t follow when
touching the screen
1. Install and run the touchscreen calibration program from the driver
CD.
2. Reseat the panel cable.
3. Reseat the touchscreen board-to-touch panel cable.
4. Replace the touch control board.
5. Replace the touch panel.
Power symptoms
Symptom Corrective Procedure
• Power shuts down unexpectedly
• Cannot turn the system on 1. Reseat the power AC adapter cable.
2. Reseat the power AC adapter.
3. Replace the mainboard.
• Cannot turn the system off 1. Hold down the power button for four seconds.
2. Replace the mainboard.
Network symptoms
Symptom Corrective Procedure
• Cannot access LAN 1. Confirm that network hub/switch (if present) is functioning
correctly.
2. Reseat the RJ-45 cable.
3.
Confirm green and orange LED activity of the RJ-45 jack.
4. Check the network TCP/IP settings.
5. Remove and reinstall the driver.
6. Replace the network cable.
7. Replace the mainboard.