Troubleshooting For Problems Not Indicated On The Display; Printer Does Not Turn On; Network Is Not Connected - Canon W6200 Service Manual

Part 5: Maintenance

7.6 Troubleshooting for Problems Not Indicated on the Display

7.6.1 Printer does not turn on

<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 (CN1), system controller (J6, J2),
engine controller (J401, J415, J416, J417), and power supply (J101, J102, J103,
J105).
3.Fuse check
Replace if the fuse for the power supply is blown.
4.Cable connection check
Replace the cable between the operation panel and system controller if the
connection is not functioning normally.
Replace the cable between the engine controller and power supply if the connection
is not functioning normally.
Replace the cable between the power supply and inlet unit if the connection is not
functioning normally.
5.Replace the power supply.
6.Replace the operation panel.
7.Replace the engine controller.
8.Replace the system controller.

7.6.2 Network is not connected

<Condition example>
Printing cannot be performed from the network.
<Cause>
Cable is not connected properly, incompatibility with hub, system controller fault
<Remedy>
1.Check the cable.
Reconnect the LAN cable.
2.Check the communication settings.
Auto-negotiation cannot be performed for some configurations of the connected
hub. Use the DIP switches (SW1) on the system controller to reset the network
transmission speed and transfer mode according to the specifications of the hub
that is used.
3.Replace the hub.
Explain to the customer that there is no problem with the printer unit.
4.Replace the sysytem controller.
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