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Diagnostics and troubleshooting
CAUTION—SHOCK HAZARD:
For personal safety and to prevent damage to the printer, remove the
power cord from the electrical outlet before you connect or disconnect any cable, electronic board or
assembly.
CAUTION—HOT SURFACE:
The inside of the printer might be hot. To reduce the risk of injury from a hot
component, allow the surface to cool before touching it.
Troubleshooting overview
Performing the initial troubleshooting check
Before you start the troubleshooting procedures, perform the following checks:
•
Use genuine Lexmark supplies and parts for the best results. Third-party supplies or parts may affect the
performance, reliability, or life of the printer and its imaging components.
•
With the power cord unplugged from the electrical outlet, check that the cord is free from the breakage,
short circuits, disconnected wires, or incorrect connections.
•
Make sure the printer is properly grounded. Check the power cord ground terminal.
•
Make sure the power supply line voltage is within 10% of the rated line voltage.
•
Make sure the machine is securely installed on a level surface in a well
‑
ventilated area.
•
Make sure the room temperature is between 16 and 32°C (60 and 90°F) and that the relative humidity is
between 8 and 80%.
•
Avoid sites generating ammonia gas, high temperature, high humidity (near water faucets, kettles,
humidifiers), cold spaces, near open flames, and dusty areas.
•
Avoid sites exposed to direct sunlight.
•
Make sure the paper is the recommended paper for this printer.
•
Make a trial print with paper from a newly opened package, and check the result.
Power
‑
on Reset (POR) sequence
When you turn the printer on, it performs a POR sequence.
Check for correct POR functioning of the base printer by observing the following:
1
The control panel indicator light turns on (solid red, then solid amber).
2
A line of dots appear on the display.
3
[x] MB [y] MHz
appears on the display.
4514-330
Diagnostics and troubleshooting
37
Содержание MS312
Страница 11: ...Part number index 335 Part name index 339 4514 330 Table of contents 11 ...
Страница 12: ...4514 330 Table of contents 12 ...
Страница 182: ...4514 330 182 ...
Страница 214: ...5 Remove the three screws B and then remove the left front mount B 4514 330 Parts removal 214 ...
Страница 230: ...5 Remove the four screws B and then remove the right front mount B 4514 330 Parts removal 230 ...
Страница 232: ...Cartridge plunger removal 1 Open the front door 2 Tilt the cartridge plunger 4514 330 Parts removal 232 ...
Страница 234: ...b Set the spring over the plunger 4514 330 Parts removal 234 ...
Страница 240: ...3 Squeeze the latches B to release the left and right links B 4514 330 Parts removal 240 ...
Страница 262: ...c Bring the cable in front of the two cable holders near the ACM shaft 4514 330 Parts removal 262 ...
Страница 263: ...d Loop the cable behind the right cable holder e Twist the cable so that it forms a loop 4514 330 Parts removal 263 ...
Страница 267: ...11 Disconnect the two springs D D 4514 330 Parts removal 267 ...
Страница 269: ...15 Rotate and then remove the 2nd pickup bushing 16 Pull out the shaft and remove the ACM 4514 330 Parts removal 269 ...
Страница 284: ...3 Swing the right cover backward to remove 4 Remove the screw D 4514 330 Parts removal 284 ...
Страница 286: ...4514 330 286 ...
Страница 291: ...4514 330 291 ...
Страница 293: ...Assembly 1 Covers 4514 330 Parts catalog 293 ...
Страница 295: ...Assembly 2 Electronics 1 1 2 3 4 5 7 8 9 6 4514 330 Parts catalog 295 ...
Страница 297: ...Assembly 3 Electronics 2 4 3 2 1 6 5 4514 330 Parts catalog 297 ...
Страница 299: ...4514 330 Parts catalog 299 ...
Страница 300: ...Assembly 4 Frame 2 5 6 9 10 11 13 14 12 8 1 4 4 3 7 4514 330 Parts catalog 300 ...
Страница 302: ...4514 330 Parts catalog 302 ...
Страница 303: ...Assembly 5 Option trays 3 4 5 6 1 2 4514 330 Parts catalog 303 ...
Страница 306: ...4514 330 Parts catalog 306 ...
Страница 308: ...4514 330 308 ...
Страница 312: ...4514 330 312 ...
Страница 314: ...4514 330 314 ...
Страница 326: ...4514 330 326 ...
Страница 338: ...4514 330 Part number index 338 ...
Страница 342: ...4514 330 Part name index 342 ...