Dell 1815dn Manual de usuario Pagina 23
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Valorado. / 5. Basado en revisión del cliente
System Outline
Service Manual
4-5
4.1.3 Line Interface Part
This is Connection Part between system and PSTN(Public Switched Telephone Network), and primary circuit is
usually located. Main functions are Line Interface, Telephone Connection and Line Condition Monitoring.
1 Telephone Line Connection
Modular Plug : RJ-11C
LIU PBA Modular Type : 623 PCB4-4
Line Code Length : 2500 50mm
Line Code Color : Black
ON HOOK state Characteristic
1) DC Resistance
DP Dial Mode (Direct Current 30mA) : 50 ~ 300ohm
DTMF Dial Mode (Direct Current 20mA) : 50 ~ 540ohm
2) Ring Sensitivity
Ring detection Voltage : 40Vrms 150Vrms (condition :Current=25mA,Frequency=15Hz)
product Margin : 30Vrms 150Vrms
Ring detection Frequency : 15.3Hz 68Hz (condition : Voltage=45Vrms,Current=25mA )
product Margin : 15Hz 70Hz
Ring detection Current : 20mA 100mA (condition : Voltage=40Vrms,Frequency=20Hz)
product Margin : over 15mA
3) False Ring Sound
Ring Frequency : 750 Hz + 1020 Hz
Ring interrupt Cycle : On/Off depending on input Ring Signal Cycle.
- Dell 1815dn 1
- Service Manual 1
- 1. Precautions 3
- 1.2 Caution for safety 4
- 1.2.3 Handling Precautions 5
- 1.3 ESD Precautions 7
- 2. Reference Information 8
- C Printer Language 9
- Reference Information 10
- 3. Product Specifications 11
- DELL Laser MFP 1815 / 1815d 13
- 4. System Outline 19
- 4.1.2 FAX Section 20
- System Outline 21
- 4.1.3 Line Interface Part 23
- 4.1.4 Scan Part 24
- 4.1.5 OPE Pannel Section 24
- 4.1.6 Printer Section 25
- 4.1.7 Copier Section 29
- 4.1.8 Telephone Section 30
- 4.1.10 Toner Cartridge 34
- 4.1.12 Fixing Part (FUSER) 34
- 4.1.13 TRANSFER Ass’y 34
- 4.1.14 Driver Ass’y 34
- 4.1.15 Feeding Part 35
- 4.1.16 Duty Cycle 35
- 5. Disassembly and Reassembly 36
- Cassette 37
- Toner Cartridge 37
- Front Cover 37
- MP Tray Ass'y 38
- Tray Link 38
- 5.4 Rear Cover 39
- Precautions 40
- Face Up Cover 40
- 5.5 Fuser Ass'y 41
- Heat Roller 43
- Fuser Gear 43
- Left Side Cover 44
- Right Side Cover 44
- DIMM Cover 45
- ADF Harness 46
- ADF Ground Cable 46
- CCD Shaft 48
- Scan Motor Ass'y 48
- Scan Motor 48
- Gear Bracket Ass'y 48
- Platen Cover Ass'y 50
- ADF Engine Ass’y 50
- ADF Upper 51
- 5.9 OPE Unit 52
- Modem PBA 54
- Film Cable 54
- Drive Ass'y 55
- Gear Bracket Ass’y 55
- BVDC Motor Ass’y 55
- 5.12 Duplex Drive Ass'y 56
- 5.13 Shield SMPS Ass'y 57
- 5.14 Connection PCB 58
- 5.15 Fuser Drive Ass'y 59
- 5.16 Fan 60
- 5.19 HVPS Housing 63
- 5.21 Cover Mid Front 64
- 5.20 Middle Cover Ass'y 64
- 5.22 MPF Housing 65
- 5.23 Feed Roller Parts 66
- Feed Shaft 67
- Feed1 Gear Ass'y 67
- Clutch Unit 67
- Feed1 Roller 67
- 5.25 Exit Roller 68
- Terminal PBA 69
- Terminal 69
- TR Holder 70
- Transfer Roller 70
- 6. Alignment and Adjustments 71
- 6.2 Clearing Paper Jams 72
- 6.2.1 Clearing Document Jams 73
- Alignment & Adjustments 74
- 6.2.5 Bypass tray Jam 76
- 6.2.6 Fuser Area Jam 77
- 6.2.7 Paper Exit Jam 77
- 6.2.8 Duplex Jam 0 79
- 6.2.9 Duplex Jam 1 80
- MFP1815dn 82
- 6.4.3 Data Setup 83
- FLASH UPGRADE 84
- 6.4.4 Machine Test 85
- 6.4.5 Report 86
- 6.5 Engine Test Mode 87
- 6.6 Identify Sale Date 89
- 6.9 Error Messages 92
- 7. Troubleshooting 94
- 7.1.5 Multi-Feeding 96
- 7.1.8 Defective ADF 97
- Defective LCD Operation 98
- 7.2.4 Paper Empty 99
- 7.2.6 Door Open 100
- 7.2.9 No Power 101
- Troubleshooting 102
- 7.3.2 Vertical White Line 103
- 7.3.3 Horizontal Black Band 104
- 7.3.4 Black/White Spot 104
- 7.3.5 Light Image 105
- 7.3.6 Dark Image or a Black 105
- 7.3.7 Uneven Density 106
- 7.3.8 Background 106
- 7.3.9 Ghost (1) 107
- 7.3.10 Ghost (2) 107
- 7.3.11 Ghost (3) 108
- 7.3.12 Ghost (4) 108
- 7.4 Fax & Phone Problems 110
- 7.4.4 Defective FAX FORWARD 111
- 7.5 Copy Problems 114
- 7.5.3 Abnormal noise 115
- 7.6 Scanning Problems 116
- 7.7 Toner Cartridge Service 117
- 7.8.1 General Problems 121
- 7.8.2 Macintosh Problems 122
- 7.8.3 Windows Problems 122
- 8.1 Main Exploded Views 125
- 8.2 Cover Ass'y 126
- 8.3 Middle Cover Ass'y 127
- 8.4 Front Cover Ass'y 128
- 8.5 Rear Cover Ass'y 129
- 8.6 Frame Assembly 130
- 8.7 Fuser Drive Ass'y 131
- 8.8 Main Drive Ass'y 132
- 8.9 MP Ass'y 133
- 8.10 ADF Ass'y 134
- Cover Platen 135
- Ass'y 135
- 8.12 OPE Unit 136
- Scanner Ass'y 137
- 8.14 Cassette 138
- 8.15 Fuser Ass'y 139
- 8.16 Duplex Unit(Optional) 140
- Dell 1815dn) 141
- 8.5 Rear Cover Ass'y 142
- 8.8 Main Drive Ass'y 143
- 8.10 ADF Ass'y 144
- 8.9 MP Ass'y 144
- 8.11 Cover Platen 145
- 8.12 OPE Unit 145
- 8.14 Cassette Ass'y 146
- 8.13 Scanner Ass'y 146
- 8.16 Duplex Unit 147
- 8.15 Fuser Ass'y 147
- ΒΣΥΤ͑ͽΚΤΥ 148
- 9. Block Diagram 149
- 10. Connection Diagram 150
- 17 Oct 2006 151
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