Sharp AR-168S Manual de Serviço Página 17
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AR-168S/168D EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 5
6. PWB unit
No. Name Function
1 Exposure lamp inverter PWB Exposure lamp (CCFL) control
2 Main PWB (MCU) Copier control
3 Operation PWB Operation input/display
4 Power PWB AC power input, DC voltage control, High voltage control
5 CCD sensor PWB For image scanning
6 LSU motor PWB For polygon motor drive (In the LSU)
7 TCS PWB For toner sensor control
8 LSU PWB For laser control (In the LSU)
9 FAX-operation PWB FAX operation input (AR-FX9 option)
10 Modem PWB FAX control (AR-FX9 option)
1
5
2
8
6
7
3
4
9
10
- SERVICE MANUAL 1
- CAUTION 2
- [1] GENERAL 6
- [2] SPECIFICATIONS 7
- 3. Copy performance 8
- 4. SPLC printer 9
- 5. Scan function 9
- [3] CONSUMABLE PARTS 11
- 4. TD cartridge replacement 12
- 1. Appearance 13
- 2. Internal 13
- 18 19 20 21 14
- 4. Motors and solenoids 15
- 5. Sensors and switches 16
- 6. PWB unit 17
- 7. Cross sectional view 18
- 1. Copier installation 19
- 2. Cautions on handling 19
- Lock Unlock 20
- Grasp here and turn in 20
- CAUTION tape 20
- Protective pins 20
- Pressure plate lock 22
- [Custom installation] 24
- (1) Windows XP (USB/Parallel) 24
- (2) Windows 98/Me/2000 (USB) 25
- C. Setting up button manager 28
- (1) Windows XP 28
- (2) Windows 98/Me/2000 28
- (1) Connecting a USB cable 29
- 11. Interface 30
- 12. Moving 30
- [6] COPY PROCESS 31
- 2. Outline of print process 32
- 3. Actual print process 32
- About DC 5.2kV 33
- Process controlling 34
- [7] OPERATIONAL DESCRIPTIONS 35
- 34 6 285 36
- 3. Laser unit 37
- 4. Fuser section 37
- (1) Heat roller 38
- (2) Separator pawl 38
- (3) Thermal control 38
- (4) Fusing resistor 38
- 6. SPF/RSPF section 41
- A. Initial state 42
- B. Front copy 42
- C. Back copy 42
- 8. Shifter 43
- [8] DISASSEMBLY AND ASSEMBLY 44
- Example of NG 45
- Charger wire 47
- Protrusion 47
- 3. Optical section 48
- CCD core 49
- 4. Fusing section 50
- Heat roller disassembly 51
- Heater lamp 51
- C. Assembly procedure 57
- B. Disassembly procedure 58
- Multi unit 58
- 7. Rear frame section 60
- 8. Power section 61
- A. Sensor PWB 62
- B. Pickup solenoid 62
- C. Clutch 62
- (1) Remove the rear cabinet 65
- (2) Remove the RSPF 65
- B. Intermediate tray 66
- C. Upper cover 66
- D. Pickup unit 66
- F. Sensor PWB 67
- G. Pickup solenoid 67
- H. Clutch 67
- (1) Remove the clutch unit 67
- (2) Remove the clutch 67
- (1) Remove the pickup unit 68
- (1) Remove the parts 69
- (2) Remove the parts 70
- S. Paper exit roller 71
- T. Solenoid 72
- (1) Remove the reverse gate 72
- (2) Remove the solenoid 72
- [9] ADJUSTMENTS 73
- B. Image position adjustment 74
- ←/→] key 74
- (1) Lead edge adjustment 74
- B4 or 8 1/2″ × 14″ paper 75
- A4 size rear edge 75
- Scale image 75
- Paper rear edge 75
- White paper 76
- Test chart 76
- 3. High voltage adjustment 77
- 4. Duplex adjustment 77
- Document guide 78
- The trailing edge has a scale 78
- Table glass 78
- 6cm or more is required 79
- 2. Key rule 81
- 3. List of test commands 81
- Image loss, R = 4mm 106
- Chart back surface 110
- 5. Trouble codes 119
- [11] MAINTENANCE 122
- [12] USER PROGRAM 123
- B. Print mode 124
- [13] ELECTRICAL SECTION 126
- 2. Circuit descriptions 127
- (4) Reset circuit 132
- ASIC/CPU 133
- BA6920FP 134
- Tonner Motor Driver 134
- TD62064AF 135
- (10) OPE PWB 136
- (11) Carriage Unit 136
- (1) Noise filter circuit 136
- Voltage waveform 137
- [14] CIRCUIT DIAGRAM 138
- Serial EE-PROM 139
- MCU PWB (ASIC section) 140
- MCU PWB (Memory section) 142
- MCU PWB (Driver section 1) 144
- MCU PWB (Driver section 2) 146
- MCU PWB (Driver section 3) 148
- MCU PWB (IMC2 section 1/2) 152
- MCU PWB (Connector section 1) 156
- To Operational PWB 157
- To Mirror motor 157
- MCU PWB (Connector section 3) 158
- To 2nd. cassette 159
- MCU PWB (Modem I/F Connector) 161
- MCU PWB (Scanner I/F section) 162
- 2. OPERATION PWB 163
- To MCU PWB 165
- To Drum Initial Detector 165
- To FAX Key PWB 165
- POWER SUPPLY (120V/127V) 166
- (1) MCU SECTION (1/3) 168
- [15] FIRMWARE DOWNLOAD 171
- PROCEDURES 171
- 5. Installing procedures 175
- LEAD-FREE SOLDER 182
- CAUTION FOR BATTERY DISPOSAL 183
- Trademark acknowledgements 184
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