Brother ADS-2600W Service Manual page 25

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CHAPTER 2 TROUBLESHOOTING
This chapter details error messages and codes which the incorporated self-diagnostic
function of the machine will display if any error or malfunction occurs. If any error message
appears, refer to this chapter to find which parts should be checked or replaced.
The latter half of this chapter provides sample problems which could occur in the main
sections of the machine and related troubleshooting procedures. These will help service
personnel identify and repair other similar defective sections.
1. INTRODUCTION ........................................................................................................... 2-1
1.1 Precautions............................................................................................................ 2-1
1.2 Checks before Commencing Troubleshooting....................................................... 2-2
2. OVERVIEW ................................................................................................................... 2-3
2.1 Cross-section Drawing .......................................................................................... 2-3
2.2 Paper Feeding ....................................................................................................... 2-4
2.3 Operation of Each Part .......................................................................................... 2-5
2.4 Block Diagram ....................................................................................................... 2-6
2.5 Main Components ................................................................................................. 2-7
3. ERROR INDICATIONS.................................................................................................. 2-8
3.1 Error Codes ........................................................................................................... 2-8
3.2 Error Messages ................................................................................................... 2-12
4. TROUBLESHOOTING ................................................................................................ 2-14
4.1 Error Cause and Remedy.................................................................................... 2-14
4.2 Troubleshooting for Image Defects...................................................................... 2-26
4.2.1 Defect examples....................................................................................... 2-26
4.2.2 Troubleshooting according to image defect ............................................. 2-26
4.3 Troubleshooting for Document Paper Feeding Problems.................................... 2-30
4.3.1 Multiple documents are fed ...................................................................... 2-30
4.3.2 Document becomes wrinkled ................................................................... 2-30
4.3.3 Document becomes jammed.................................................................... 2-31
4.3.4 Document is not picked up and fed .......................................................... 2-32
4.4 Troubleshooting for Software Problems .............................................................. 2-33
4.4.1 Does not respond to operation from a computer...................................... 2-33
4.4.2 Cannot read data...................................................................................... 2-33
4.5 Troubleshooting for Control Panel Problems....................................................... 2-34
4.5.1 Nothing is displayed on the LCD .............................................................. 2-34
4.5.2 Control panel is inoperable....................................................................... 2-34
4.5.3 Touch panel is inoperable......................................................................... 2-35
4.6 Troubleshooting for Network Problems ............................................................... 2-35
4.6.1 Cannot scan via network connection........................................................ 2-35
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