NCR 7882 Installation And Owner's Manual

NCR 7882 Installation And Owner's Manual Manual pdf 25 page image

7882 Scanner Installation and Owner Guide497-0419630 Release D 04/01 25 of 58Correcting Scanner ProblemsWhen the NCR 7882 is first turned on, several diagnostic tests are run to check thestatus of various components. If a failure occurs, a series of beeps and flashes of theGreen Status Indicator identify it. The number of beeps (flashes) identifies the problem.The problem indication is repeated continuously with a 3-second pause between eachindication series. Following the first problem indication, the beeps are turned off andonly the Green Status Indicator flashes to identify the problem.If the diagnostics identify a problem, you must have the scanner repaired. Refer toObtaining Technical Assistance on page 3. Although several conditions can be identified,following are the most common.GreenStatusIndicator Tones Problem Suspect Component2 Flashes 2 Beeps RAM – Write / Read failure Printed Circuit Board5 Flashes 5 Beeps Motor running too slow • Motor• Printed Circuit Board6 Flashes 6 Beeps EEPROM failure – cannotload contents into memoryPrinted Circuit Board12 Flashes 12 Beeps ROM sum check failure Printed Circuit Board