Diagnostic information
2-67
4500
Controller card service check (E220/E321/E323)
FRU
Action
Controller card assembly
5 V dc and +24 V dc inputs
from the LVPS.
• Turn the printer off.
• Disconnect the LVPS cable from
the controller card at J1. See
“Controller (E220/E321/E323
only) ” on page 5-7
for more
information.
• Turn the printer on.
24 V dc from the cable,
pins 3 and 4. 5 V dc on cable
pin 1.
Verify that pins 2, 5 and 6 on both
the cable and the card connectors
are grounded.
• If voltages are correct, check the
continuity in the cable. If the
cable is good, see the
“Low
voltage power supply (LVPS)
service check ” on page 2-76
for more information.
• If grounds are not correct on the
cable, first check it for continuity
and then the LVPS.
• If the grounds are not correct on
the controller card, replace the
controller card. (Check with one
probe on the connector pin and
the other on the cards ground
plane found at each screw
head.)
Содержание E32x
Страница 14: ...xiv Service Manual 4500 Japanese laser notice Chinese laser notice ...
Страница 15: ...Laser notices xv 4500 Korean laser notice ...
Страница 16: ...xvi Service Manual 4500 ...
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 ...
Страница 216: ...7 10 Service Manual 4500 Assembly 3 Fuser 7 12 10 1 2 3 4 6 8 9 5 11 11 8 7 5 6 6 5 ...
Страница 218: ...7 12 Service Manual 4500 Assembly 4 Main drive ...
Страница 220: ...7 14 Service Manual 4500 Assembly 5 Paper feed 3 11 7 13 5 16 9 15 2 10 6 4 12 8 14 1 8 11 17 ...
Страница 222: ...7 16 Service Manual 4500 Assembly 6 Printhead 8 5 2 1 3 6 4 7 ...
Страница 224: ...7 18 Service Manual 4500 Assembly 7 Electronics 8 5 2 6 4 1 3 7 ...
Страница 226: ...7 20 Service Manual 4500 Assembly 7 cont 8 5 2 6 4 1 3 7 ...
Страница 228: ...7 22 Service Manual 4500 Assembly 8 Options 3 5 1 4 6 2 ...
Страница 230: ...7 24 Service Manual 4500 Assembly 8 cont Options 3 5 1 4 6 2 ...
Страница 234: ...7 28 Service Manual 4500 ...
Страница 240: ...I 12 Service Manual 4500 ...