Table Of Contents - Sharp FO-4650 Service Manual

FO-4650U
CONTENTS
CHAPTER 1. GENERAL DESCRIPTION
[1] Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[2] Operation panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
[3] Transmittable documents (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . 1-4
[4] Installation (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
[5] Quick reference guide (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . 1-4
CHAPTER 2. ADJUSTMENTS
[1] Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
[2] Diagnostics and service soft switches (Refer to the service manual of FO-4700U/FO-47UC) . . . . 2-2
[3] Troubleshooting (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . . . . . . 2-2
[4] Error code table (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . . . . . . 2-2
CHAPTER 3. MECHANICAL DESCRIPTION
[1] Mechanical description (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . 3-1
[2] Printer description (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . . . . . 3-1
[3] Disassembly and assembly procedures (Refer to the service manual of FO-4700U/FO-47UC) . . . 3-1
CHAPTER 4. DIAGRAMS
[1] Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
[2] Wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
[3] Point-to-point diagram and connector signal name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
CHAPTER 5. CIRCUIT DESCRIPTION
[1] Circuit description (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . . . . . 5-1
[2] Circuit description of Control PWB (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . 5-1
[3] Circuit description of LIU PWB (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . 5-1
[4] Circuit description of Operation PWB (Refer to the service manual of FO-4700U/FO-47UC) . . . . . 5-1
[5] Circuit description of Power Supply PWB (Refer to the service manual of FO-4700U/FO-47UC) . . 5-1
CHAPTER 6. CIRCUIT SCHEMATICS AND PARTS LAYOUT
[1] Control PWB circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
[2] LIU PWB circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-19
[3] Printer PWB circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-21
[4] Power Supply PWB circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-25
[5] Operation Panel PWB circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-27
[6] High Voltage PWB circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-29
[7] Toner Empty PWB circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-31
CHAPTER 7. OPERATION FLOWCHART
[1] Protocol (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
[2] Power on sequence (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . . . 7-1
CHAPTER 8. OTHERS
[1] Service Tools (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . . . . . . . . 8-1
[2] IC signal name (Refer to the service manual of FO-4700U/FO-47UC) . . . . . . . . . . . . . . . . . . . . . . 8-1
PARTS GUIDE
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