4059-XXX

Poor gear efficiency can cause the arm to generate higher normal forces. If the pick assembly is noisy, replacement may be required.

The arm must pivot freely through its full range of motion. On 500 sheet trays there are wrap springs located on the pivot arbors of the arm. These springs aid to prevent the arm from bouncing. If the arm appears to be binding or sticky near the bottom of the tray these springs may be the problem. Reducing the tension on the counterbalance spring may be used as a temporary fix to get additional weight at bottom, until the pick assembly can be replaced. However, the counterbalance spring is not to be considered an adjustment for feeding problems.

Autoconnect System, Paper Tray Options,

Envelope Feeder and Output Expander

Operations

Electrical

Autoconnect Cabling and Connectors

The printer options make electrical connection automatically or autoconnects requiring no external cables when the option is mechanically installed under the printer. Communication between the option and the base printer stops when you remove an option located above or below the printer. The printer no longer recognizes the option and deletes associated messages. Each installed option below the base printer provides an electrical autoconnect to the option attached below it. The output expander option attached above the base printer provides power to the option above it. We do not recommend to attach or “Hot Plug” any options with the base printer power turned On.

Diagnostic Aids 3-26

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Lexmark 4059-XXX manual Electrical, Autoconnect Cabling and Connectors