Cabletron Systems T2015 Especificaciones Pagina 87
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6-38
Disassembly and Reassembly
Samsung Electronics
Service Manual
6.4.15 LSU unit
>> Before disassembling it:
* Remove the consumable parts (Toner cartridge, ITB unit, and OPC drum) (Refer to 6.3.3)
* Disassemble the Deve cover. (Refer to 6.4.15)
1) Release 4 screws (4*10 silver). (Use a short length cross-head screwdriver.)
Caution : When removing the 4 screws labeled “A” you will need to use a short screwdriver.
2) Release one screw (3*8 yellow). (Use a short length cross-head screwdriver.)
Screw
Screw
Screw
Screw
AA
AA AA
AA
Screw
LSU GroundLSU GroundLSU Ground
- SAMSUNG COLOR LASER 1
- 1. Precautions 2
- 1.2 Caution for safety 3
- 1.2.3 Handling Precautions 4
- Precautions 5
- 1.3 ESD Precautions 6
- 2. Reference Information 8
- Samsung Electronics 10
- Reference Information 10
- Service Manual 10
- 2.5 Wireless LAN 13
- 3. Specifications 14
- 3.2 Controller Specification 15
- 3.3 Electrical Specification 15
- 3.4 Environmental Range 15
- Specifications 16
- 3.6.2 Input Capacity 17
- 3.6.1 input Paper Size 17
- 3.6.3 Output Capacity 17
- Fuser Unit 18
- Waster Toner Sensor 19
- Waster Toner Motor 19
- Summary of product 20
- Summary of Product 21
- 4.1.2 Motor & Fan Layout 23
- >>Solenoid 24
- >>Clutch 25
- 4.1.5 Main Controller PBA 26
- 1) CPU BLOCK 28
- 2) SPGPm overview 28
- 1) DC output 32
- 2) AC output 32
- 3) Output voltage 32
- 1) Charging Voltage: Charger 34
- 4) Cleaning voltage: T2 (-) 34
- 5) Supplying voltage: Supply 34
- -1000V ~ -1500V 36
- -600V -600V 37
- (30,000rpm) 37
- Unexposed Expesed Unexposed 37
- System Outline 38
- 2) Developing state of color 39
- ITB Home Sensor 40
- 2) Primary Image Transfer 41
- 3) PTL (Pre-Transfer Lamp) 41
- 4) Secondary Image Transfer 42
- >Type 42
- 5.1.5 Fuser (Fusing Section) 43
- Waste Toner Tank 44
- 5.2.1 System Initialization 46
- 5.2.2 Warm-Up 46
- 5.2.3 Ready 47
- 5.2.4 Pre-Print 47
- 5.2.5 Print 48
- 5.2.6 Post-Print 48
- 6. Disassembly and Reassembly 50
- Disassembly and Reassembly 51
- 6.2.2 Printer Cleaning 53
- 6.3.1 Special service parts 54
- ITB Unit 57
- OPC Drum 58
- Toner Cap 60
- 6.4 Disassembly Procedure 61
- Top Cover 62
- 6.4.2 OP Panel Ass’y 65
- Duplex Ass’y 68
- 6.4.5 Fuser 70
- 4) Remove one harness 71
- 6.4.6 Exit Cover 72
- 6.4.7 SMPS and Main PBA 73
- Fuser Fan 76
- 6.4.9 Main Drive Ass’y 77
- Cam-Drive 77
- Washer-Plain 77
- Gear-Drive 78
- Pin-Drive 78
- BlackBlack 79
- RedRedBlackBlack 79
- Main PBA Shield 81
- Deve Cover Open S/W 83
- Terminal 84
- ITB Solenoid 85
- Deve Cover 86
- 6.4.15 LSU unit 87
- 6.4.16 DEVE OEM PBA 89
- OPC Lifter 90
- Snap -Fit Snap -Fit 92
- 6.4.19 Pick-UpAss'y 93
- Waste Toner 95
- Collectors 95
- B. SpringB. Spring 96
- 7. Alignment and Adjustments 98
- 7.1.2 Jams 99
- SCF Path 100
- 7.2 Jam Removal 101
- 7.2.3 Jam 0 In Tray 1 102
- 7.2.4 Jam 0 in MP Tray 1 103
- 7.2.6 Jam In Exit Area : Jam2 104
- Alignment & Adjustments 105
- 7.3 Sample Pattern 109
- 7.5.1 Display 111
- 7.5.2 Buttons 112
- 7.6 Periodic Defective Image 114
- Buttorns 115
- 7.7.2 EDC Whole Menu 116
- 7.7.2.1 Motor Test 117
- <How to operate> 117
- 7.7.2.2 Solenoid Test 118
- 7.7.2.3 Sensor Test 119
- 7.7.2.4 LSU & Fuser Test 120
- 7.7.2.5 Interface Test 120
- 7.7.2.6 Test Print 121
- 7.7.2.7 HVPS Test 122
- 8. Troubleshooting 124
- 8.1.1 Basic Check List 125
- 8.1.2 Initial Inspection 126
- Troubleshooting 127
- 8.2 Solution of Image Problem 128
- Replace the OPC Drum 130
- Cause Sequence of Treatment 130
- Feed Sensor 133
- Paper Empty Sensor 133
- Exit Sensor 134
- 8.4.1 Fuser Error 137
- 8.4.2 LSU Error 137
- 8.4.4 Paper Empty 138
- 8.4.6 Cover Open 138
- 8.4.8 Defective Motor 139
- 8.4.9 No Power 139
- 8.4.11 Low Toner 140
- 8.4.12 Replace Toner[CART] 140
- ADC Not Confirm Error 141
- Cover Open 141
- Dev. Motor Error 141
- Engine Fuser Low Heat Error 141
- Engine FuserOver Heat Error 142
- Engine LSU Error 142
- Main Motor Error 142
- Waste Motor Error 143
- Image Transfer Error 143
- Invalid Drum Cartridge 143
- Invalid Image Transfer 144
- Invalid Toner [Color] 144
- Invalid NEW Toner [Color] 144
- Jam 0 In [Tray] 144
- Replace Toner [Color] 148
- Tray2 Error 148
- Tray2 Jam Cover Open 148
- Waste Toner Full/Not Install 148
- 9.1 Main Exploded View 152
- 9.2 Cover Front Exploded View 153
- 9.3 Cover Top Exploded View 154
- 9.4 Cover Deve Exploded View 155
- 9.5 Exit Ass’y Exploded View 156
- 9.13 Main Frame Exploded View 164
- 9.15 Rear Frame Exploded View 166
- 9.16 Base Frame Exploded View 167
- 9.17 MP Ass’y Exploded View 168
- Parts List 174
- 10. Block Diagram 195
- 11. Connection Diagram 196
- < Signal Name Table > 197
- Connection Diagram 198
- CONNECTION DIAGRAM 199
- 17 Main BD(CN3 200
- 20 Main BD(CN9 201
- 21 Main BD(CN16 201
- Main BD(CN21 201
- 23 Main BD(CN31 201
- Main BD(CN12 203
- Main BD(CN11 203
- 37 Main BD(CN6 203
- Bigbang Plus 204
- [ RESET ] 205
- [ MAIN SYSCLK ] 205
- [ VCLK SYSCLK ] 205
- Bingbang Plus 206
- * FACTORY OPTION 206
- Network Interface 207
- CLP-511/511G ONLY 209
- (CENT36) 209
- 1202-000164 211
- OEM_CONN 212
- Power TestPoint 212
- FUSER FAN 213
- AN_FUSER1_OUT 216
- CONFIDENTIAL 217
- DEVE DRIVER 219
- CRUM_DEVE 222
- Bigbang-v1 Power Supply 225
- Bigbang-v2 Power Supply 226
- Bigbang-v2c Power Supply 227
- Printed in Korea 228
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