Lexmark T632 Service Manual - Page 72

4060-xxx Service Checks Anytime the system board is replaced, the Configuration ID must be reset in NVRAM. Go to "Setting configuration ID" on page 3-18. Review the following information before performing any service checks. • Paper feed problems (especially paper jams): Go to "Viewing the error log" on page 3-6 and check the printer error log for indications of repetitive entries that help to isolate a problem to a particular area of the printer or option. • Paper feed problems with error message: Use the "Sub error codes for 9xx and 2xx error codes" on page 2-5 to help diagnose the problem. • Print quality problems: Go to "Print quality test pages" on page 3-20 and print a test page to help diagnose problems before changing any settings or working on the printer. • Use the resident diagnostics test provided to help isolate a problem before taking the machine apart or removing any options. 5-Bin mailbox service check Service tip: The majority of the mechanical components can be observed during operation by removing the left and right side covers. Make sure the option(s) are correctly installed and the machine is configured correctly before attempting to service the unit. Problems with excessive static electricity buildup. FRU 1 Front cover assembly Action Check the front cover assembly to make sure the ESD brush ground lead is firmly attached to the 5-Bin mailbox frame. Also check to make sure the ESD brush is not loose or damaged. 2-38 Service Manual