• Do not remove the ozone filter, if any, from the copier except for routine replacement. ....................
• Do not pull on the AC power cord or connector wires on high-voltage components when removing
them; always hold the plug itself. .....................................................................................................
• Do not route the power cable where it may be stood on or trapped. If necessary, protect it with a
cable cover or other appropriate item. .............................................................................................
• Treat the ends of the wire carefully when installing a new charger wire to avoid electric leaks. ........
• Remove toner completely from electronic components. ...................................................................
• Run wire harnesses carefully so that wires will not be trapped or damaged. ....................................
• After maintenance, always check that all the parts, screws, connectors and wires that were
removed, have been refitted correctly. Special attention should be paid to any forgotten connector,
trapped wire and missing screws. ...................................................................................................
• Check that all the caution labels that should be present on the machine according to the instruction
handbook are clean and not peeling. Replace with new ones if necessary. ......................................
• Handle greases and solvents with care by following the instructions below: .....................................
· Use only a small amount of solvent at a time, being careful not to spill. Wipe spills off completely.
· Ventilate the room well while using grease or solvents.
· Allow applied solvents to evaporate completely before refitting the covers or turning the power
switch on.
· Always wash hands afterwards.
• Never dispose of toner or toner bottles in fire. Toner may cause sparks when exposed directly to
fire in a furnace, etc. .......................................................................................................................
• Should smoke be seen coming from the copier, remove the power plug from the wall outlet imme-
diately. ............................................................................................................................................
3.Miscellaneous
WARNING
• Never attempt to heat the drum or expose it to any organic solvents such as alcohol, other than the
specified refiner; it may generate toxic gas. .....................................................................................
Содержание DF-420
Страница 1: ...SERVICE MANUAL Published in May 2009 3MZSM060 First Edition DP 420 PF 420 DF 420 JS 420 FAX System R ...
Страница 3: ...Revision history Revision Date Replaced pages Remarks ...
Страница 4: ...This page is intentionally left blank ...
Страница 10: ...This page is intentionally left blank ...
Страница 11: ...First Edition DP 420 ...
Страница 13: ...3MX 2 4 Appendixes List of maintenance parts 2 4 1 Periodic maintenance procedures 2 4 2 Wiring diagram 2 4 4 ...
Страница 17: ...3MX 1 1 4 This page is intentionally left blank ...
Страница 21: ...3MX 1 2 4 This page is intentionally left blank ...
Страница 65: ...3MX 1 5 10 This page is intentionally left blank ...
Страница 69: ...3MX 2 1 4 This page is intentionally left blank ...
Страница 82: ...First Edition PF 420 ...
Страница 84: ...3MH 2 4 Appendixes List of maintenance parts 2 4 1 Periodic maintenance procedures 2 4 1 Wiring diagram 2 4 2 ...
Страница 87: ...3MH 1 1 3 1 1 3 Machine cross section Figure 1 1 2 Machine cross section Paper path ...
Страница 88: ...3MH 1 1 4 This page is intentionally left blank ...
Страница 94: ...3MH 1 2 6 This page is intentionally left blank ...
Страница 128: ...3MH 1 4 12 This page is intentionally left blank ...
Страница 136: ...3MH 1 5 8 This page is intentionally left blank ...
Страница 142: ...3MH 2 2 4 This page is intentionally left blank ...
Страница 146: ...3MH 2 3 4 This page is intentionally left blank ...
Страница 149: ...First Edition DF 420 ...
Страница 151: ...3MJ This page is intentionally left blank ...
Страница 155: ...3MJ 1 1 4 This page is intentionally left blank ...
Страница 159: ...3MJ 1 2 4 3 Remove the tape from the process table Figure 1 2 4 Tape Process table ...
Страница 175: ...3MJ 1 5 4 This page is intentionally left blank ...
Страница 181: ...3MJ 2 1 6 This page is intentionally left blank ...
Страница 185: ...3MJ 2 2 4 This page is intentionally left blank ...
Страница 192: ...First Edition JS 420 ...
Страница 194: ...3MK This page is intentionally left blank ...
Страница 196: ...3MK 1 1 2 1 1 2 Parts names Figure 1 1 1 1 2 1 Job separator tray 2 LED ...
Страница 197: ...3MK 1 1 3 1 1 3 Machine cross section Figure 1 1 2 Machine cross section Paper path ...
Страница 198: ...3MK 1 1 4 This page is intentionally left blank ...
Страница 212: ...3MK 2 2 2 This page is intentionally left blank ...
Страница 215: ...First Edition FAX System R ...
Страница 217: ...3MZ This page is intentionally left blank ...
Страница 227: ...3MZ 1 2 4 This page is intentionally left blank ...
Страница 285: ...3MZ 1 6 2 This page is intentionally left blank ...
Страница 287: ...3MZ 2 1 2 This page is intentionally left blank ...
Страница 291: ...3MZ 2 2 4 2 2 2 NCU PWB Figure 2 2 2 NCU PWB silk screen diagram MCN1 MCN2 MCN3 4 3 4 3 4 3 CN2 CN1 1 2 21 22 2 1 ...
Страница 293: ...3MZ 2 2 6 This page is intentionally left blank ...
Страница 295: ...3MZ 2 3 2 This page is intentionally left blank ...
Страница 296: ......