ML690/ML691 User’s Guide 83
Problems / Solutions
Use the following table to help identify symptoms and possible causes and solutions.
PROBLEM CAUSE SOLUTION
No power
No power The power cable in not properly connected. Check that the power cable is properly
connected at both the power outlet and the
printer.
Power outlet problem or power outage. Plug another appliance into this outlet to
check if it works.
No printing takes place
SEL indicator is unlit. The printer driver is not installed properly. Re-install the printer driver correctly.
The printer has just stopped printing. Press the SEL key.
There is no paper in the printer. Load paper
SEL indicator is illuminated
but no printing takes place.
Interface cable is disconnected. Reconnect the interface cable.
Wrong interface cable attached. Use correct interface cable.
The printhead is moving but
no printing takes place.
The ribbon cartridge has not been installed. Install the ribbon cartridge.
Print position offset
The horizontal printing
position is offset.
The start position may change after the
printer is powered on.
When the printer is powered ON, switch from
off-line mode to on-line mode by pressing
the SEL key. Reset the start position. You
must set the Power Switch to OFF before you
change the start position.
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