Logic Board Troubleshooting Steps (Revision 2) - Ioline FJ Printer Service Manual

62 Ioline FJ Printer & StudioJet Service Manual

Logic board troubleshooting steps (Revision 2)

LED/Test
Normal
Point ID
TP8 30 VDC
TP9 3.3 VDC
TP10 5 VDC
D13 Dark light
D14 Dark light
D15 Dark light
D17 Dark light
D9-D12 Blinking red
pattern
Indicates Error
30 volt main Erratic machine
power supply is performance.
functioning
3.3 volt regulated Erratic machine
power supply is performance.
functioning
5 volt regulated Erratic machine
power supply is performance.
functioning
Y motor fault Solid red
X motor fault Solid red
Take up motor Solid red
fault
Carriage power Solid red
fault
Motor control Solid lights or no
system functioning lights