BestCode NExT 88SHS - Diagnosing Main Circuit Board Issues

BestCode Next Series 8 Technical Manual October 2022 Page 169 of 290
Prompt Code
Prompt Name
Prompt Description
08-8001
Voltage
300 Volt supply below threshold.
Solution 1:
Replace the Main Circuit Board
Solution 2:
Replace the Power Supply
Solution 3:
Replace the Drop Generator
Solution 4:
Replace the Printhead Umbilical
Prompt Code
Prompt Name
Prompt Description
08-8002
Voltage
300 volt supply is shorted.
Solution 1
Clean the Printhead. Thoroughly dry the printhead.
Solution 2:
Replace the Drop Generator
Solution 3:
Replace the Printhead Umbilical
Solution 4:
Replace the Power Supply
Solution 5:
Replace the Main Circuit Board
Prompt Code
Prompt Name
Prompt Description
08-8003
Voltage
Modulation voltage below threshold.
Solution 1:
Clean the Printhead. Thoroughly dry the printhead.
Solution 2:
Perform Backflush Nozzle then start jet, repeat up to 7 times
Solution 3:
Replace the Drop Generator
Solution 4:
Replace the Power Supply
Solution 5:
Replace the Main Circuit Board
Solution 6:
Replace the Printhead Umbilical
Prompt Code
Prompt Name
Prompt Description
08-8005
Voltage
"300 volt supply current is low."
Indicates that the 300V supply current is below the minimum required
Solution 1:
Clean the Printhead. Thoroughly dry the printhead.
Solution 2:
Check Charge alignment and screw tightness.
Solution 3:
Check Yellow Coax is plugged in.
Solution 4:
Replace the Power Supply
Solution 5:
Replace the Main Circuit Board
Solution 6:
Replace the Printhead Umbilical.
Prompt Code
Prompt Name
Prompt Description
08-8006
Voltage
Indicates that the 300V supply current is above the maximum allowed
Indicates that the 300V supply current is above the maximum allowed
Solution 1:
Reduce modulation voltage.
Solution 2:
Reduce Charge % to normal range.
Solution 3:
Confirm black finned heatsink installed on Main Board near Fan Connector.
Solution 4:
Replace the Power Supply
Solution 5:
Replace the Main Circuit Board
Solution 6:
Replace the Printhead Umbilical