Cooling fan service check
Action Yes No
Step 1
a Make sure that the cable JFAN1 is properly connected to the controller
board.
b Check if the cooling fan is rotating properly.
Is it rotating properly?
Go to step 2. Replace the cooling
fan. See
“Cooling fan
removals” on
page 196.
Step 2
a Turn off the printer, and disconnect JFAN1 from the controller board.
b Turn on the printer, and measure the voltage across JFAN1.
Is the voltage approximately 24 V?
Go to step 3. Replace the controller
board. See
“Controller
board removals” on
page 200.
Step 3
Is the fan idle?
Replace the cooling
fan. See
“Cooling fan
removals” on
page 196.
The problem is solved.
ACM service check
Action Yes No
Step 1
Check the pick/lift motor gearbox for proper operation.
a POR into the Diagnostics menu and perform a feed test:
Diagnostics Menu > Input Tray Tests > Feed Test > Tray 1
b Check if the pick/lift motor gearbox rotates on each pick.
Does it rotate during the feed test?
Go to step 2. Replace the pick/lift
motor gearbox. See
“Pick/Lift motor
gearbox removal” on
page 255.
Step 2
Lower the ACM assembly, and rotate the pick roller toward the front
without touching the pick tire.
Does it rotate properly?
Replace the controller
board. See
“Controller
board removals” on
page 200.
Replace the ACM
assembly. See
“ACM
assembly removal” on
page 253.
Steps before starting the 9yy service checks
Before starting the service checks in this section, you will need to retrieve certain information. This will aid your next
level of support in diagnosing the problem before replacing the controller board.
Warning—Potential Damage: Do not replace the controller board unless directed by your next level of support.
1 Collect the history information and firmware logs (Fwdebug and logs.tar.gz) from the SE menu.
2 Collect the settings from the menu settings page.
3 Collect information from the user.
4514-6xx
Diagnostic information
104
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