103 Installation and Service Guide: Printer Controller EB-34
Troubleshooting
Startup (cont.)
EB-34 is getting power,
but the control panel
is black.
• UIB cable is not connected to the
motherboard, the User Interface
Board, or both.
• Faulty UIB cable
• Faulty User Interface Board
1 Recheck all cables and connections.
2 Use a different UIB cable.
3 If the problem persists and you have verified that the
power supply and the motherboard are functioning
properly as described above, replace the User Interface
Board (see page 44).
Following installation of
a new User Interface
Board, the control panel
remains blank, yet
backlit, for more than
five minutes.
• System software requires an
additional reboot to synchronize
with the firmware on the new User
Interface Board.
Wait 5 minutes, power off using the power button, wait 10
seconds, and then press the power button to power on
again.
NOT following
installation of a new
User Interface Board,
system stops
responding at
this screen:
Possibly one of the following:
• Faulty BIOS
• Faulty motherboard
1 Recheck all cables and connections.
2Reboot the EB-34.
3 If the problem persists, replace the motherboard
(see page 51).
System stops
responding at this
screen:
Problem with the Fiery application. 1 Recheck all cables and connections.
2Reboot the EB-34.
3 If the problem persists, reinstall system software
(see page 78).
Table 4: EB-34 error messages and conditions
Symptom Possible cause Suggested action
Activity light status:
Off.
Activity light status:
N/A.
Activity light status:
Off.
Activity light status:
Blinking green.