Diagnostic information 2-31
7002-xxx
927 .07 Main fan capture data is
invalid and speed
control is at maximum in
fan control adjustment
state.
Corrupted feedback signal. Go to “Main fan service check” on
page 2-119.
929 .00 Toner sensor error—a
problem has been
detected with the toner
sensor.
• Check the toner sensor
• Check cable
• Check system board
Go to “Toner sensor service
check” on page 2-171.
929 .66 An error has been
detected. No home
windows has been
detected.
• Check toner cartridge.
• Check toner sensor
Go to “Toner sensor service
check” on page 2-171.
929 .67 No toner sensor
transition.
• Check toner sensor
• Check toner cartridge
Go to “Toner sensor service
check” on page 2-171.
930 .00 An incorrect printhead
has been detected
Check the printhead Go to “Printhead service check”
on page 2-165.
932 .00 Printhead lost HSYNC. • Check printhead
• Check cables and connections
• Check system board
Go to “Printhead service check”
on page 2-165.
933 .00 Mirror motor locked, no
first HSYNC received.
• Check printhead
• Check cables and connectors
• Check system board.
Go to “Printhead service check”
on page 2-165.
934 .00 Mirror motor lost lock • Check printhead
• Check cables and connections
• Check system board
Go to “Printhead service check”
on page 2-165.
936 .00 Mirror moor not up to
speed
• Check printhead
• Check system board
Go to “Printhead service check”
on page 2-165.
936 .10 No hall effect detected
at motor start. Motor is
type 0.
• Check cable connections
• Defective motor
• Severe gear blinds in gearbox
assembly
• System board
Go to “Main drive service check”
on page 2-153.
936 .11 No hall effect detected
at motor start. Motor is
type 1.
• Check cable connections
• Defective motor
• Severe gear binds in gearbox
assembly.
• System board
Go to “Main drive service check”
on page 2-153.
936 .20 Failed to stop within
timeout, motor is type 0.
• Defective motor
• Defective system board
Go to “Main drive service check”
on page 2-153.
936 .21 Failed to stop within
timeout, motor is type 1.
• Defective motor
• Defective system board
Go to “Main drive service check”
on page 2-153.
Service error codes (9xx.xx) (continued)
Error
code
Sub
codes
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