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UF-5500 / 4500
11.2.3.3. INFO CODE=021
"INFO CODE=021" means that the temperature of the fuser does not rise up to or exceed a constant temperature.
The temperature is monitored with the thermistor inside the fuser and detected with the voltage input into IC 300-D19.
Replace the fuser. Replace IC300 (MAIN PCB).
After the LCD indicate "INFO CODE=021" , perform the fuser reset function (Service Mode 7-1-1).
Then, turn the power OFF/ON.
Replace the
Thermistor or
Fuser Unit.
Check of the Fuser Unit.
INFO CODE=021
Yes
No
Perform the Fuser
reset function.
END
Replace the MAIN
PCB.
Perform the Fuser
reset function.
Summary of Contents for UF-4500
Page 180: ...180 UF 5500 4500 ...
Page 248: ...248 UF 5500 4500 13 5 Test Chart 13 5 1 ITU T No 1 Test Chart ...
Page 249: ...249 UF 5500 4500 13 5 2 ITU T No 2 Test Chart ...
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Page 287: ...287 UF 5500 4500 130 131 132 133 134 135 136 137 138 139 140 141 PCB2 A UF 5500 only CN1 ...
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