Hitachi N9120 manual Troubleshooting, Scanner LEDs

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4 Troubleshooting

This section contains solutions for common problems with the scanner.

Scanner LEDs

Scanner initialization or hardware problems

Scanner operation problems

Scanner buttons are not working correctly

Automatic document feeder problems

Additional troubleshooting information

For additional troubleshooting, see the online help for the scanning software that you are using or visit www.hp.com/support for updated information about the scanner.

Scanner LEDs

The scanner has two LED lights on the front panel that indicate scanner functions and error conditions. The LED in the shape of an exclamation point (!) is the Attention LED, and the LED in the Power Save button is the Power LED. The table below explains how to interpret the indicator LEDs.

LED indications

 

Scanner action or condition

 

 

 

 

 

 

 

 

 

Error condition. Check your computer

The Attention LED

 

The Power LED is

 

screen for an error message.

quickly blinks amber.

 

lit with a steady green

 

 

 

 

light.

 

 

 

 

 

 

 

 

 

 

 

Attention condition. Check your computer

The Attention LED is lit

 

The Power LED is

 

screen for a Maintenance Recommended

 

 

message.

with a steady amber

 

lit with a steady green

 

 

 

 

light.

 

light.

 

 

 

 

 

 

 

 

 

 

 

The scanner is warming up.

The Attention LED

 

The Power LED is

 

 

slowly blinks green.

 

lit with a steady green

 

 

 

 

light.

 

 

 

 

 

 

The scanner is in Power Save mode.

 

 

The Power LED is

 

 

 

 

lit with a steady, dim

 

 

 

 

amber light.

 

 

 

 

 

 

 

Troubleshooting 29

Image 31
Contents HP Scanjet N9120 Page Contents Page Scanner overview Use the scannerScanner front panel buttons Load original documents Scanner lamp settingUse the automatic document feeder Chapter Weight 49-120 g/m2 13-32 lb Load original documents How to load documents Load an original on the scanner glass How to scan Scan from scanning software Associate a quick start button with scanning softwareScan from HP Smart Document Scan Software Scan from ISIS- or TWAIN-compliant scanning software How to copyWork with HP Smart Document Scan Software profiles Useful scanner featuresScan extra long documents Automatically rotate scanned pagesFilter out color from a document color dropout Use scanner hardware compression for faster scans Disable Misfeed Multipick DetectionScan without reviewing Set up and use the imprinterInstall or replace a print cartridge in the imprinter Position the imprinter Test the imprinter Use the imprinter Clean the imprinterOrder maintenance and scanning supplies Care and maintenanceClean the automatic document feeder Clean the automatic document feeder Chapter Clean the scanner glass Clean the scanner fan filters Replace the feed roller and separation pad HP Scanner Tools Utility scanner maintenance information Scanner LEDs TroubleshootingCheck that the scanner has power Scanner initialization or hardware problemsCheck the USB connection Uninstall and then reinstall the HP Scanjet utilities Scanner operation problemsScanner will not turn on Scanned image is fuzzy Scanner lamp stays onScanner does not scan right away Scanner scans only one side of a double-sidedOptimizing scanning and task speeds Scanned pages are missing at the scan destinationImage is completely black or completely white Scan files are too large Scanned images are not straightScanned images contain streaks or scratches Vertical white stripes appear on the printedImprinter is not printing or the print quality is poor Scanner buttons are not working correctlyButtons do not work An unexpected program opens when a button is pressedWrong profile is used when the Scan button is pressed Automatic document feeder problemsClear a jam from the automatic document feeder Chapter Automatic document feeder problems Automatic document feeder does not feed paper Additional troubleshooting informationBottom of the scanned image is cut off LED Reader AccessibilityIndex

N9120 specifications

The Hitachi N9120 is a cutting-edge device that exemplifies innovation in the field of technology. Designed to meet the needs of modern users, the N9120 integrates exceptional performance with a user-friendly interface, making it suitable for various applications ranging from industrial environments to scientific research.

One of the standout features of the Hitachi N9120 is its advanced imaging technology. Equipped with a high-resolution display, it delivers crystal-clear visuals, ensuring that users can easily interpret data and results. The device supports a wide range of imaging formats, allowing for versatile usage in different sectors. This capability is further enhanced by advanced processing power, which ensures quick and efficient data handling.

In addition to its impressive display, the N9120 incorporates innovative connectivity options. With integrated Wi-Fi and Bluetooth capabilities, users can easily transfer data to and from other devices. This seamless connectivity enables collaborative work, as multiple users can access and share information in real time. Moreover, the device often includes USB ports and other connectivity features, further enhancing its versatility for various applications.

The Hitachi N9120 is built with durability in mind. Its robust design ensures that it can withstand the rigorous demands of industrial settings. The materials used in its construction are not only sturdy but also resistant to environmental factors such as dust and moisture. This resilience significantly prolongs the lifespan of the device, making it a cost-effective choice for businesses.

Another notable characteristic of the N9120 is its user-oriented design. The interface is intuitive, allowing for easy navigation through various functions and settings. This ease of use is particularly beneficial for users who may not have extensive technical expertise, ensuring that anyone can harness the power of the device without a steep learning curve.

Power efficiency also plays a critical role in the design of the Hitachi N9120. With intelligent power management features, the device can operate for extended periods without requiring frequent recharging. This characteristic is especially useful for professionals working on-the-go, where access to power sources may be limited.

In conclusion, the Hitachi N9120 stands out as a versatile and reliable device equipped with advanced imaging technology, robust connectivity options, and user-friendly design. Its durability and power efficiency make it an ideal choice for a variety of settings, offering users the performance they need to excel in their respective fields. Whether for industrial, scientific, or collaborative purposes, the N9120 is poised to deliver outstanding results and productivity.