Canon FAXPHONE L75 Manuel de service Page 118
- Page / 183
- Table des matières
- DEPANNAGE
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
4-25
LASER CLASS 1060P Chapter 4: Maintenance & Service
• Poor printing quality (Evaluation criteria: Check the test print image’s faults.)
Before checking for the cause of print defects, check whether the user uses Canon-recommended paper
and stores it correctly. If the problem is solved by using the recommended paper, the customer should be
advised to use the recommended paper and store it correctly.
Figure 4-5 Faulty Print Samples
Poor fixing
Distortion
nBD failure
Irregular and
smudged black
horizontal lines
Blank spots
White vertical
lines
Irregular and smudged
black vertical lines
Dots
All blackCompletely blankDarkLight
Marks on
back of paper
Black vertical
lines
Faulty
registration
Marks
White horizontal lines
Partially compressed/stretched image
- FAXPHONE L75 1
- I. PREFACE 2
- II. CONTENTS 2
- CHAPTER 1 3
- POINTS OF DIFFERNECE 3
- FROM THE ORIGINALMACHINE 3
- 1. Parts change 4
- 2. Specification change 4
- General errors 9
- Printing problems 10
- Scanning problems 11
- CHAPTER 2 12
- CIRCUIT DIAGRAM 12
- II. PRODUCT NO. LIST 13
- HY8-19AU-000 14
- I. MEANINGS OF MARKS 16
- II. ABOUT THIS MANUAL 17
- III. REVISION HISTORY 18
- IV. TABLE OF CONTENTS 19
- Chapter 1 22
- Description 22
- 1. FEATURES 23
- 2. SPECIFICATIONS 24
- 2.3 Scanner Specification 25
- Document leading edge 26
- 2.4 Printer Specification 27
- Printing range 28
- Figure 1-2 Printing Range 28
- 2.5 Copy Specifications 29
- 2.6 Function 30
- 2.7 Interface Spcifications 32
- 2.7.2 Serial interface (USB) 33
- Figure 1-4 USB Data Transfer 34
- 0110101000100110 35
- 3. OVERVIEW 36
- Figure 1-7 External View (2) 37
- Special Function Buttons 38
- 3.3 Option 39
- 3.3.1 Toner Cartridge 39
- Figure 1-9 Toner Cartridge 39
- Chapter 2 41
- Technical 41
- Reference 41
- 1. COMPONENT LAYOUT 42
- 2. SCANNER MECHANISM 45
- Names and functions of parts: 46
- 3. PAPER SUPPLY SECTION 48
- 4. PRINTER SECTION 51
- 5. WIRING DIAGRAM 56
- 6. ELECTRIC CIRCUIT 57
- 6.2 Circuit Board Components 58
- 7. NEW FUNCTION 62
- Chapter 3 64
- Assembly 64
- Disassembly 64
- 1.2 General Cautions 66
- Application of grease 66
- Attaching and removing cables 66
- 2. DISASSEMBLY/ASSEMBLY 68
- Figure 3-3 Electrical Layout 70
- 2.2 Disassembly Work-Flow 71
- 2.3 Disassembly Procedure 72
- Figure 3-5 Disassembly 1 72
- Disassembly 2. Reading ass’y 73
- Figure 3-6 Disassembly 2 73
- Figure 3-7 Disassembly 3 75
- Figure 3-8 Disassembly 4 78
- 2.4 Reading Ass’y 79
- Figure 3-9 Disassembly 5 79
- 2.5 Printer Ass’y 84
- Disassembly 13. Scanner Unit 84
- Disassembly 15. Main Motor 84
- Disassembly 16. Fixing ass’y 86
- Figure 3-13 Disassembly 16/17 87
- Transfer guide 88
- Transfer roller 88
- Disassembly 22. Feed Roller 89
- Disassembly 23. Toner Sensor 91
- Disassembly 24. Pickup Roller 91
- Figure 3-16 Disassembly 23/24 91
- Chapter 4 93
- Maintenance 93
- 1. MAINTENANCE LIST 94
- 2. HOW TO CLEAN PARTS 96
- 3. TROUBLESHOOTING 100
- 3.2.1 User error message 102
- See Page 4-21 103
- Display alternates repaetedly 105
- TX/RX No. 5001 105
- START AGAIN ##106 105
- 3.3.1 General errors 115
- 3.3.2 Printing problems 116
- Paper feed direction 123
- Figure 4-7 LBP Status Diaplay 124
- Figure 4-8 Status Data Check 125
- Figure 4-9 Table Description 126
- 3.3.4 Scanning problems 128
- (Fig.4-13) 131
- Check B 132
- FAX:C FAX:D 133
- 4. SERVICE SWITCHES 134
- Chapter, 4.2.3 135
- Service data settings 135
- (Service soft switch setting) 137
- (Menu switch settings) 138
- (Numeric parameter settings) 139
- (NCU settings) 140
- (Type setting) 140
- (Genesis function settings) 140
- (Printer function settings) 141
- (Data initialization mode 142
- (ROM management) 142
- 00000000 143
- SSSW Default Setting 148
- 5. TEST FUNCTIONS 149
- 5.1.2 Test mode flowchart 150
- Figure 4-23 Test Mode 150
- 5.1.3 D-RAM tests 151
- Figure 4-24 D-RAM Test 151
- 5.1.4 Print 152
- 5.1.5 Modem and NCU tests 153
- 5.1.6 Faculty tests 156
- Figure 4-27 Sensor Tests 157
- Figure 4-28 Operation Panel 159
- 6. SERVICE REPORT 161
- Figure 4-29 Memory Clear List 162
- User’s guide 170
- Chapter 5 173
- Appendix 173
- 1.1 Setting Up 174
- 1.2 Checking Operations 174
- 2. USER DATA FLOW 175
- 3. OPTION 180
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