Service error codes (9xx.xx) (continued)

Error

Sub

Display text

Description

Action

code

codes

 

 

 

 

 

 

 

 

 

 

922

.56

Hot roll did not reach

Low wattage or incorrect lamp.

Go to “922.xx—Cold fuser

 

 

operating temperature in

• Bad thermistor, circuit, or cabling.

check” on page 2-89.

 

 

time (new enhanced

 

 

 

Fuser not receiving sufficient AC

 

 

 

control). Fuser page

 

 

 

count stopped at

 

power.

 

 

 

500,000 to preserve

• Poor supply line voltage.

 

 

 

data.

 

 

 

 

 

 

 

 

 

 

 

 

922

.57

Fuser has taken too long

Low wattage or incorrect lamp.

Go to “922.xx—Cold fuser

 

 

to reach desired

Excessive load on the fuser.

check” on page 2-89.

 

 

temperature after

 

 

 

Fuser not receiving sufficient AC

 

 

 

increasing interpage

 

 

 

gap. Fuser page count

 

power.

 

 

 

stopped at 500,000 to

• Poor supply line voltage.

 

 

 

preserve data.

 

 

 

 

 

 

 

 

 

 

 

 

922

.92

Hot roll took too long to

Low wattage or incorrect lamp.

Go to “922.xx—Cold fuser

 

 

reach the beginning

• Bad thermistor, circuit, or cabling.

check” on page 2-89.

 

 

lamp detection

 

 

 

Fuser not receiving sufficient AC

 

 

 

temperature. Fuser

 

 

 

page count not

 

power.

 

 

 

available.

• Poor supply line voltage.

 

 

 

 

 

 

 

 

 

 

 

922

.93

Hot roll reached ‘final

Low wattage or incorrect lamp.

Go to “922.xx—Cold fuser

 

 

lamp detection

• Bad thermistor, circuit, or cabling.

check” on page 2-89.

 

 

temperature’ but took

 

 

 

Fuser not receiving sufficient AC

 

 

 

longer than largest time

 

 

 

in lookup table. Fuser

 

power.

 

 

 

page count not

• Poor supply line voltage.

 

 

 

available.

 

 

 

 

 

 

 

 

 

 

 

 

922

.94

Hot roll timed out in

Low wattage or incorrect lamp.

Go to “922.xx—Cold fuser

 

 

trying to reach the final

• Bad thermistor, circuit, or cabling.

check” on page 2-89.

 

 

lamp detection

 

 

 

Fuser not receiving sufficient AC

 

 

 

temperature. Fuser

 

 

 

page count not

 

power.

 

 

 

available.

• Poor supply line voltage.

 

 

 

 

 

 

 

 

 

 

922

.95

After hot roll lamp

Control code has been lost.

Go to “922.xx—Cold fuser

 

 

detection, did not roll

 

 

check” on page 2-89.

 

 

over to steady state

 

 

 

 

 

control in time. Fuser

 

 

 

 

 

page count not

 

 

 

 

 

available.

 

 

 

 

 

 

 

 

 

922

.96

Hot roll did not reach

Low wattage or incorrect lamp.

Go to “922.xx—Cold fuser

 

 

operating temperature in

• Bad thermistor, circuit, or cabling.

check” on page 2-89.

 

 

time (new enhanced

 

 

 

Fuser not receiving sufficient AC

 

 

 

control). Fuser page

 

 

 

count not available.

 

power.

 

 

 

 

• Poor supply line voltage.

 

 

 

 

 

 

 

922

.97

Fuser has taken too long

Low wattage or incorrect lamp.

Go to “922.xx—Cold fuser

 

 

to reach desired

Excessive load on the fuser.

check” on page 2-89.

 

 

temperature after

 

 

 

Fuser not receiving sufficient AC

 

 

 

increasing interpage

 

 

 

gap. Fuser page count

 

power.

 

 

 

not available.

• Poor supply line voltage.

 

 

 

 

 

 

 

 

 

 

 

2-20Service Manual

Page 56
Image 56
Toshiba e-STUDIO500P manual To reach desired Excessive load on the fuser