HP M5025 Service Manual - Page 539

NOTE These settings are factory set. They are automatically optimized when a scanner calibration is performed. See Calibrate the scanner on page 515. ● ADF Settings Leading Edge Front: adjusts the time between when the pickup motor starts reverse rotating and when the CCD starts to read that the pickup motor is rotating. Leading Edge Back: adjusts the time between when the pickup motor starts reverse rotating and when the CCD starts to read that the pickup motor is rotating. Left Side Front: adjusts which CCD pixels are used on the CCD array in the flatbed optical assembly when the ADF is used to scan. Left Side Back: adjusts which CCD pixels are used on the CCD array in the flatbed optical assembly. ● Glass Settings Leading Edge Glass: adjusts the time between when the flatbed optical assembly carriage leaves the "home" position and when the CCD on the flatbed optical assembly starts to read that the flatbed optical assembly is moving. Left Side Glass: adjusts which CCD pixels are used on the CCD array in the flatbed optical assembly when scanning from the flatbed. ● Save Settings (writes modified calibration to memory) ● Restore Settings (sets calibration numbers to factory default; you should perform a scanner calibration after selecting this option) ● Serial Number Select this item to re-enter the serial number if you replace the formatter and the settings were not preserved. ● Service ID Select this item to specify the date that the device was first used, rather than the date when a replacement formatter was installed. See Service ID on page 509. ● Cold Paper Reset Select this item to reset the default paper size when you replace the formatter or restore factory settings. Service ID This information appears on the Configuration page (see Use information pages on page 76, which eliminates the need for customers to keep paper receipts for proof of the warranty. ENWW Service menu 509