Error code Description Action
611.02 An Input ISR error occurred and the printhead was
not ready.
See
“Printhead communication error service
check” on page 129.
611.32 Lost Hsync errors were detected. Laser safety
interlock system may be the cause.
611.34 A mirror motor lock error was detected.
Engine error service check
Action Yes No
Step 1
Restart the printer.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
a Remove the right cover. See “Right cover removal” on
page 186.
b Reseat all the cables on the controller board.
c Check the controller board contacts and pins for damage.
Is the controller board free of damage?
Contact the next
level of support.
Go to step 3.
Step 3
Replace the controller board. See
“Controller board removal” on
page 194.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Printhead communication error service check
Action Yes No
Step 1
Restart the printer.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
a Remove the top cover. See “Top cover removal” on page
238.
b Remove the right cover. See “Right cover removal” on
page 186.
c Reseat the printhead cable from the printhead and the
controller board.
Does the problem remain?
Go to step 3. The problem is
solved.
4600-830, -835, -895
Diagnostics and troubleshooting
129