2-22
4
If the prior
suggestions have
not corrected the
problem.
The service check has not defined the failure,
or the machine is having intermittent failures.
The following may cause undefined or
intermittent failures:
1. Customer’s outlet voltage. Be sure that it
is within the tolerance.
2. Loose connector pins or keys that fail to
contact.
Check the following:
a.Reconnect the connectors of all FRUs
and printer interface cables.
b.Check the continuity of the line cord.
3. Electrical noise.
Check the following:
a. Power supply ground.
b. Machine frame ground.
c. Printer interface cable is grounded
or shielded.
4. Undefined data in customer applications.
Check the baud rate at the controller. Check
that the printer interface cable matches the
printer.
5
Problem occurs
only in specific
customer
applications.
Perform the Trace Print (hexadecimal printing)
by the following procedure and check the data
streams.
1. Turn the power off.
2. Turn the power on while pressing and
holding Alt.
3. Have the customer print the failing job.
4. To stop printing, turn the power switch off.
If the failure still occurs, replace the main logic
board. Be sure to reset the bidirectional print
adjustment, refer to the “Bidirectional Print
Adjustment” on page 4-5.
FRU/Symptom
Action
Содержание 2380-001
Страница 10: ...xii Korean Safety Information ...
Страница 12: ...xiv ...
Страница 68: ...2 44 ...
Страница 72: ...3 4 Print Test Sample 9 wire Print Test Sample 24 wire ...
Страница 85: ...Repair Information 4 11 ...
Страница 88: ...4 14 ...
Страница 89: ...Repair Information 4 15 This Page Intentionally Blank ...
Страница 93: ...Repair Information 4 19 ...
Страница 101: ...Repair Information 4 27 This Page Intentionally Blank ...
Страница 105: ...Repair Information 4 31 ...
Страница 109: ...Repair Information 4 35 This Page Intentionally Blank ...
Страница 111: ...Repair Information 4 37 ...
Страница 115: ...Repair Information 4 41 ...
Страница 119: ...Repair Information 4 45 ...
Страница 129: ...Repair Information 4 55 This Page Intentionally Blank ...
Страница 137: ...Repair Information 4 63 This Page Intentionally Blank ...
Страница 142: ...5 2 Front View ...
Страница 143: ...Connector Locations 5 3 Rear View ...
Страница 145: ...Connector Locations 5 5 Wiring Diagrams Block Diagram 238X 001 ...
Страница 146: ...5 6 Block Diagram 239X 001 ...
Страница 147: ...Connector Locations 5 7 Block Diagram 238X 002 ...
Страница 148: ...5 8 Block Diagram 239X 002 ...
Страница 149: ...Connector Locations 5 9 Block Diagram 238X 003 ...
Страница 150: ...5 10 Block Diagram 239X 003 ...
Страница 160: ...5 20 Connector Locations Main Logic Board 23XX 001 ...
Страница 161: ...Connector Locations 5 21 Main Logic Board 23XX 002 ...
Страница 162: ...5 22 Main Logic Board 23XX 003 ...
Страница 163: ...Connector Locations 5 23 Sub Logic Boards ...
Страница 164: ...5 24 ...
Страница 165: ...Connector Locations 5 25 Power Supply ...
Страница 166: ...5 26 Operator Panel ...
Страница 169: ...Preventive Maintenance 6 3 Lubrication Points Oil The oil felt 1 in the carrier block The tractor shaft 1 ...
Страница 170: ...6 4 Lubrication Points Grease Gear mounting studs on the right side frame 2 The lower pinch roller 2 ...
Страница 171: ...Preventive Maintenance 6 5 Lubrication Points Grease Continued Gear mounting studs on the left side frame 2 ...
Страница 174: ...7 2 Assembly 1 Major Components ...
Страница 176: ...7 4 Assembly 1 Major Components Continued ...
Страница 178: ...7 6 Assembly 2 Covers ...
Страница 180: ...7 8 Assembly 2 Covers Continued ...
Страница 182: ...7 10 Assembly 3 Carrier ...
Страница 184: ...7 12 Assembly 3 Carrier Continued ...
Страница 186: ...7 14 Assembly 4 Paper Guide Platen Feed Roller ...
Страница 188: ...7 16 Assembly 4 Paper Guide Platen Feed Roller Cont ...
Страница 190: ...7 18 Assembly 5 Electronics ...
Страница 192: ...7 20 Assembly 5 Electronics Continued ...
Страница 194: ...7 22 Assembly 5 Electronics Continued ...
Страница 196: ...7 24 Assembly 6 ASF Roller Support ...
Страница 198: ...7 26 Assembly 7 ASF Side Frame Covers ...
Страница 200: ...7 28 Assembly 8 Tractor 2 Option ...
Страница 202: ...7 30 ...