2-70
Service Manual
4500
Cover interlock switch service check (E220/E321/E323)
Note:
Make sure a toner cartridge is installed and the cover closes
all the way, engaging the cover open switch lever.
FRU
Action
Cover interlock switch
Disconnect the cover interlock cable
from the controller card at J6.
Verify continuity between cable
pin 1 and pin 2 with the door closed.
Verify continuity between cable
pin 1 and pin 3 with the door open.
• If either fail continuity, replace the
cover interlock switch.
• If both pass continuity, turn the
printer on and 5 V dc on
pin 2 at J6 on the card.
• Verify pins1 and 3 are ground.
• If voltage or ground is not present,
check (E220/E321/E323) ” on
page 2-67
for more information.
Verify discontinuity between pins 2
and 3 whether the door is open or
closed.
Replace the cover interlock switch if
faulty.
Содержание 4500-00 Series
Страница 14: ...xiv Service Manual 4500 Japanese laser notice Chinese laser notice...
Страница 15: ...Laser notices xv 4500 Korean laser notice...
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Страница 21: ...Safety information xxi 4500...
Страница 30: ...1 8 Service Manual 4500...
Страница 174: ...3 38 Service Manual 4500 E220 E321 E323 Printer settings configuration...
Страница 175: ...Diagnostic aids 3 39 4500 E220 E321 E323 Printer diagnostics...
Страница 178: ...3 42 Service Manual 4500 E220 E321 E323...
Страница 192: ...4 14 Service Manual 4500...
Страница 204: ...5 12 Service Manual 4500 E220 E321 E323 wiring diagram...
Страница 205: ...Preventive maintenance 6 1 4500 6 Preventive maintenance The E220 E32x does not require preventive maintenance...
Страница 206: ...6 2 Service Manual 4500...
Страница 208: ...7 2 Service Manual 4500 Assembly 1 Covers E320 E322...
Страница 210: ...7 4 Service Manual 4500 Assembly 1 cont Covers E220 E321 E323...
Страница 212: ...7 6 Service Manual 4500 Assembly 1 cont Covers E220 E321 E323...
Страница 214: ...7 8 Service Manual 4500 Assembly 2 Frame 11 7 5 9 2 10 6 8 14 1 3 4 13 12...
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Страница 218: ...7 12 Service Manual 4500 Assembly 4 Main drive...
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Страница 222: ...7 16 Service Manual 4500 Assembly 6 Printhead 8 5 2 1 3 6 4 7...
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