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Oki Data CONFIDENTIAL
42049001TH Rev.1
81 /
5
Fuser Unit Error
•
Does a fuser unit error occur immediately after the printer is turned on?
(A)
•
YES Is the heat roller thermistor broken or short-circuited (see figure 5-1)? (approx. 190 k to 980
k
Ω
at room temperatures of 0 to 43˚C)
•
YES Replace the fuser unit.
▼
•
NO
▼
•
NO
Does a fuser unit error occur about one minute after printer is turned on?
•
NO
Go to (A).
▼
•
YES
Is the heater of the fuser unit on (Is it hot)?
•
YES Replace the engine board. Has the problem been corrected?
•
YES End.
▼
•
NO
Replace the fuser unit.
▼
•
NO
Is AC voltage being output between the low voltage unit CN2 connector pins 1 and 3?
•
NO
Replace the low-voltage power unit. Has the problem been corrected?
•
YES End.
▼
•
NO
Replace the engine board.
▼
•
YES
Replace the fuser unit.
Figure 5.1
▼
Heat Roller Thermistor
The resistance between these two pins
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Содержание C5100
Страница 49: ...42049001TH Rev 1 50 Oki Data CONFIDENTIAL Pattern 5 Pattern 6 Pattern 7 www eManualpro com ...
Страница 106: ...Oki Data CONFIDENTIAL 42049001TH Rev 1 107 10 Low voltage power supply PWB CN5 CN4 CN3 CN2 CN1 www eManualpro com ...
Страница 114: ...Oki Data CONFIDENTIAL 42049001TH Rev 1 115 Figure 7 3 Frame_Assy OP 12 4 6 2 1 3 5 7 8 10 9 11 www eManualpro com ...
Страница 118: ...Oki Data CONFIDENTIAL 42049001TH Rev 1 119 Figure 7 5 Cover_Assy Hopping 1 2 3 4 www eManualpro com ...
Страница 122: ...Oki Data CONFIDENTIAL 42049001TH Rev 1 123 Figure 7 7 Plate_Assy Side_L 4 1 10 2 5 6 7 12 11 8 3 www eManualpro com ...
Страница 124: ...Oki Data CONFIDENTIAL 42049001TH Rev 1 125 Figure 7 8 1 Plate_Assy Shield C5300 1 3 2 2 C5300 www eManualpro com ...
Страница 125: ...Oki Data CONFIDENTIAL 42049001TH Rev 1 126 Figure 7 8 2 Plate_Assy Shield C5100 1 2 2 C5100 www eManualpro com ...
Страница 149: ...42049001TH02 Rev 2 3 Oki Data CONFIDENTIAL CONTENTS 1 CIRCUIT DIAGRAM 4 2 COMPONENT PARTS LIST 70 www eManualpro com ...