Fujitsu 4860C Operator's Guide - Page 175
Symptom7, Test Mode Details, 3. Display the cumulative lamp-on time
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Symptom7 Vertical streaks appear in the scanned image. Are the streaks black? YES NO Is there text in the top 3mm area of the scanned document and is the "Line Art" mode selected. YES NO Are the Lamp(s) more than 1,000 hours old? Has the Lamp(s) burned out? (* 2) NO YES Clean the Removable sheet guide , and the Glass sheet guide. (* 1) Select "Photo" mode. Replace the Lamp. (* 3) Contact an authorized FUJITSU Scanner service provider. SOLVING COMMON PROBLEMS 5 (* 1) For the cleaning of the removable sheet guide, and the glass sheet guide, please refer to "3 DAILY CARE" on page 3-1. (* 2) For the details on how to check the lamp-on time, please refer to the section "7.5 Test Mode Details", "3. Display the cumulative lamp-on time" on page 7-81. (* 3) For the details on how to replace Lamps, refer to "4 REPLACEMENT OF CONSUMABLES". 5.2 Troubleshooting 5-17