Description: 924.00 Open thermistor check. 924.01 Open thermistor check failure. This applies to the fuser and belt fusers. 924.02 Open thermistor check failure. The ADC failed to converge. Possible noisy thermistor signal. This applies to the fuser and belt fusers.
Code: 927
Description: 927.00 Service fan error 927.03 Main fan took too long to ramp up 927.04 Main fan is under speed or stalled during speed adjustment state 927.05 Main fan overspeed during speed adjustment state. 927.06 Main fan capture data is invalid and speed control is at maximum in fan control idle state 927.07 Main fan capture data is invalid and speed control is at maximum in fan control adjustment state.
Code: 931
Description: 931.00 No first hsync 931.01 No first hsync
Code: 932
Description: 932.00 Lost hsyncs 932.01 Lost hsyncs
Code: 933
Description: 933.00 Printhead boost signal failure
Code: 935
Description: 935.10 Printhead sweep error, swept through Hz range without finding the resonant frequency 935.11 Printhead sweep error, autosweep hw state 935.12 Printhead sweep error, coarse sweep state 935.13 Printhead sweep error, init fine sweep state 935.14 Printhead sweep error, fine sweep state 935.15 Printhead sweep error, check prelim amp state 935.16 Printhead sweep error, enable amp Kp state 935.17 Printhead sweep error, amp Kp failed to converge 935.18 Printhead sweep error, enable amp Ki state 935.19 Printhead sweep error, amp Ki failed to converge 935.20 Printhead sweep error, enable offset controller state 935.21 Printhead sweep error, load scan regs state 935.22 Printhead sweep error, fwd and rev capture times differ by too much 935.23 Printhead sweep error, check sweep accuracy state 935.24 Printhead sweep error, reserved 935.25 Printhead sweep error, detected resonant frequency out of expected range 935.26 Printhead sweep error, timed out waiting for end of sweep