Chapter 6
6-2
6.1.2.4 Offline: Open Upper Cover
0008-6478
<Cause>
In Cut Sheet mode, unloaded paper was detected while the upper cover was closed.
<Probable problem locations>
Operating procedure, upper cover, upper cover safety switch, upper cover lock unit, engine controller and system controller
<Remedy>
1. Operation check
Check that the message changes when the upper cover is opened.
2. Visual check
Replace if the upper cover safety switch is damaged, deformed or otherwise does not function normally.
Remove any foreign objects adhering to the upper cover lock unit.
3. Upper cover safety switch
Check operation using SERVICE MODE>I/O DISPLAY, and replace if anything does not function normally.
4. Cable connection check
Replace the cable connecting the upper cover safety switch and engine controller if the connection is not functioning normally.
5. Replace the engine controller.
6. Replace the system controller.
6.1.2.5 Printer Setup: Open Upper Cover
0008-6479
<Cause>
This is displayed when no printhead is detected when the power is turned on.
<Probable problem locations>
Operating procedure, printhead, head relay PCB, carriage relay PCB, engine controller, system controller
<Remedy>
1. Operation check
Check that the message changes when the printhead is installed.
2. Visual check
Remove any foreign objects adhering to the printhead contact face.
3. Replace the printhead.
4. Replace the head relay PCB.
5. Cable connection check
Replace the cable between the head relay PCB and carriage relay PCB if the connection is not functioning normally.
6. Replace the carriage relay PCB.
7. Cable connection check
Replace the cable between the carriage relay PCB and engine controller if the connection is not functioning normally.
8. Replace the engine controller.
9. Replace the system controller.
6.1.2.6 Printer Setup: Open Right Cover
0008-6480
<Cause>
This is displayed when no ink tank is detected when the power is turned on.
<Probable problem locations>
Operating procedure, ink tank, ink tank unit, engine controller, system controller
<Remedy>
1. Operation check
Check that the message changes when the ink tanks for all colors are installed.
2. Visual check
Remove any foreign objects adhering to the contact face.
3. Cable connection check
Replace the cable between the ink tank unit and engine controller if the connection is not functioning normally.
4. Replace the ink tank.
5. Replace the ink tank unit.
6. Replace the engine controller.
7. Replace the system controller.
6.1.2.7 Printer does not turn on
0008-6481
<Condition example>
Nothing is shown on the display when the Power button is pressed.
<Cause>
Broken connection in connector, faulty inlet unit, faulty power supply, faulty operation panel, faulty engine controller, faulty system controller
<Remedy>
1. Power cord
Reconnect the power cord.
2. Connector check
Reconnect the connectors for the operation panel (J1), system controller (J6, J7), engine controller (J504, J703, J708, J709, J721), and power supply (J1001,
J1002, J1003).
3. Fuse check
Replace if the fuse for the power supply is blown.
4. Cable connection check
Содержание W6400 Series
Страница 1: ...Apr 5 2005 Service Manual W6400 Series W6400 ...
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Страница 13: ...Chapter 1 PRODUCT DESCRIPTION ...
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Страница 41: ...Chapter 2 TECHNICAL REFERENCE ...
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Страница 79: ...Chapter 3 INSTALLATION ...
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Страница 87: ...Chapter 4 DISASSEMBLY REASSEMBLY ...
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Страница 123: ...Chapter 6 TROUBLESHOOTING ...
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Страница 165: ...Chapter 6 6 39 F 6 7 Cover switch tool Cover switch tool ...
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Страница 167: ...Chapter 7 SERVICE MODE ...
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