Error code Description Action
930.00 Possible causes:
• A non‑supported printhead is installed.
• Hsync signal is intermittent or noisy.
• Printhead ID resistor circuit is not to spec.
Replace the printhead.
Go to
“T650 printhead assembly removal” on
page 334.
930.00 Go to
“T652, T654, and T656 printhead
assembly removal” on page 336.
931.00 The hsync signal is missing or not at the correct
voltage.
Go to
“Printhead failure service check” on
page 226.
932.00 The hsync signal is missing or not at the correct
voltage.
Replace the printhead.
Go to
“T650 printhead assembly removal” on
page 334.
932.00 Go to
“T652, T654, and T656 printhead
assembly removal” on page 336.
933.00 Go to
“T650 printhead assembly removal” on
page 334.
933.00 Go to
“T652, T654, and T656 printhead
assembly removal” on page 336.
934.00 The signals driving the polygon motor may have
been corrupted, or the cable may be loose, or the
motor may be bad.
Go to
“Motor (printhead polygon mirror) service
check” on page 227.
935.00
936.xx–945.xx error messages
Error code Description Action
936.10 The main drive motor assembly may be faulty or has
failed.
Go to
“Main drive motor assembly service
check” on page 227.
936.11
936.20
936.21
936.30
936.31 The main drive motor assembly may be faulty or has
failed.
Go to
“Main drive motor assembly service
check” on page 227.
936.60
936.61
936.90
936.91
937.40 The main drive motor assembly may be faulty or has
failed.
Go to
“Main drive motor assembly service
check” on page 227.
937.41
937.50
937.51
937.70
4062
Diagnostic information
205