7 Maintenance
7-2-6
Correct Display Functionality when Nothing is Displayed
When it seems the display is not functional, check the ERR LED.
• If the ERR LED is OFF
• Check if the power supply is present.
Refer to 4-1-2 General Electrical Specifications on page 4-3 for power supply specifications.
• Check if the brightness setting is not too low.
Refer to Industrial Monitor Utility for brightness details.
The Industrial Monitor Utility information is available:
• For products NYP£ in the section Software in this manual.
• For products NY5£ in the NY-series IPC Machine Controller Industrial Panel PC / Industrial
Box PC Setup User's Manual (Cat. No. W568)
• If the ERR LED is blinking check if the Panel PC is not in standby mode.
• If the ERR LED is ON
• Check if the power supply voltage is inside specifications.
Refer to 4-1-2 General Electrical Specifications on page 4-3 for power supply specifications.
• Check if the ambient temperature is inside specifications.
Refer to 4-4-1 Operation Environment Specifications on page 4-23 for temperature specifications.
• Check if the Fan Unit has no warning messages.
Refer to ERR LED Indicator on page 3-7 for message details.
• Check if a watchdog error occurred.
The watchdog is disabled by default and can only be enabled by software using the Industrial PC
System API.
The API information is available:
• For products NYP£ in the section Software.
• For products NY5£ refer to the NY-series IPC Machine Controller Industrial Panel PC / Industri-
al Box PC Setup User's Manual (Cat. No. W568)
7-22
NY-series Industrial Panel PC Hardware User's Manual (W557)