Sharp FO-DC550 Manuale di Servizio Pagina 66
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- Indice
- SEGNALIBRI
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FO-DC550 DISASSEMBLY AND ASSEMBLY 8 - 20
K. Belt 1
1) Remove the belt.
L. Belt 2
1) Remove three screws.
2) Remove the drive unit.
3) Remove the belt.
Note: When reassembling, hang the belt on the boss.
M. SPF motor
1) Remove the harness.
2) Remove two screws.
3) Remove the SPF motor.
N. Solenoid
1) Remove the harness.
2) Remove two screws.
3) Remove the solenoid.
O. Clutch
1) Cut the band with nippers.
2) Remove the harness.
3) Remove the clutch.
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- SERVICE MANUAL 1
- FO-DC550 1
- CAUTION 2
- CONTENTS 4
- [1] GENERAL 6
- [2] SPECIFICATIONS 7
- 3. Copy performance 8
- 4. SPLC printer 9
- 5. Scan function 9
- [3] CONSUMABLE PARTS 15
- Production control 16
- 1. Appearance 17
- 2. Internal 17
- 4. Motors and solenoids 19
- 5. Sensors and switches 20
- 6. PWB unit 21
- 7. Cross sectional view 22
- 1. Copier installation 23
- 2. Cautions on handling 23
- 4. Unpacking 24
- Pressure plate lock 25
- Sharpdesk 26
- Button Manager 26
- [Custom installation] 27
- (1) Windows XP (USB/Parallel) 27
- (2) Windows 98/Me/2000 (USB) 28
- C. Setting up button manager 31
- (1) Windows XP 31
- (2) Windows 98/Me/2000 31
- (1) Connecting a USB cable 32
- 11. Interface 33
- 12. Moving 33
- [6] COPY PROCESS 34
- 2. Outline of print process 35
- 3. Actual print process 35
- About DC 5.2kV 36
- Process controlling 37
- [7] OPERATIONAL DESCRIPTIONS 38
- 34 6 285 39
- 3. Laser unit 40
- 4. Fuser section 40
- (1) Heat roller 41
- (2) Separator pawl 41
- (3) Thermal control 41
- (4) Fusing resistor 41
- 6. RSPF section 44
- A. Initial state 45
- B. Front copy 45
- C. Back copy 45
- 8. Shifter 46
- [8] DISASSEMBLY AND ASSEMBLY 47
- 2. Operation panel section 48
- 3. Optical section 49
- C. Assembly procedure 50
- CCD core 50
- 4. Fusing section 51
- Heat roller disassembly 52
- B. Disassembly procedure 59
- Multi unit 59
- 7. Rear frame section 61
- 8. Power section 62
- (1) Remove the rear cabinet 63
- (2) Remove the RSPF 63
- F. Sensor PWB 64
- G. Pickup solenoid 64
- H. Clutch 64
- (1) Remove the clutch unit 64
- (2) Remove the clutch 65
- (1) Remove the pickup unit 65
- J. Transport unit removal 65
- K. Belt 1 66
- L. Belt 2 66
- M. SPF motor 66
- N. Solenoid 66
- O. Clutch 66
- (1) Remove the parts 67
- (2) Remove the parts 68
- S. Paper exit roller 68
- T. Solenoid 69
- (1) Remove the reverse gate 69
- (2) Remove the solenoid 69
- [9] ADJUSTMENTS 70
- B. Image position adjustment 71
- (1) Lead edge adjustment 71
- B4 or 8 1/2″ × 14″ paper 72
- A4 size rear edge 72
- Scale image 72
- Paper rear edge 72
- White paper 73
- Test chart 73
- 3. High voltage adjustment 74
- 4. Duplex adjustment 74
- is shown above 75
- Void position to be check 75
- 6cm or more is required 76
- 2. Key rule 78
- 3. List of test commands 78
- Image loss, R = 4mm 102
- Chart back surface 106
- 6. Soft switch list 116
- 7. Soft switch descriptions 135
- 8. Trouble codes 144
- 9. Communication error codes 147
- <Error codes 2> 148
- <Error codes 1> 148
- [11] MAINTENANCE 149
- [12] USER PROGRAM 150
- B. Print mode 151
- C. FAX mode 151
- [13] ELECTRICAL SECTION 154
- 2. Circuit descriptions 155
- (4) Reset circuit 160
- ASIC/CPU 161
- Tonner Motor Driver 162
- TD62064AF 163
- (10) OPE PWB 164
- (11) Carriage Unit 164
- (1) Noise filter circuit 164
- Voltage waveform 165
- [14] CIRCUIT DIAGRAM 166
- Serial EE-PROM 167
- MCU PWB (ASIC section) 168
- MCU PWB (Memory section) 170
- MCU PWB (Driver section 1) 172
- MCU PWB (Driver section 2) 174
- MCU PWB (Driver section 3) 176
- MCU PWB (IMC2 section 1/2) 180
- MCU PWB (Connector section 1) 184
- To Operational PWB 185
- To Mirror motor 185
- MCU PWB (Connector section 3) 186
- To 2nd. cassette 187
- MCU PWB (Modem I/F Connector) 189
- MCU PWB (Scanner I/F section) 190
- 2. OPERATION PWB 191
- To MCU PWB 193
- To Drum Initial Detector 193
- To FAX Key PWB 193
- POWER SUPPLY (120V/127V) 194
- 4. FAX MAIN PWB 196
- FAX MAIN PWB (SPEAKER) 2/6 197
- FAX MAIN PWB (MN195006Q) 4/6 199
- FAX MAIN PWB (MCU I/F) 6/6 201
- 5. FAX OPERATION 202
- (1) MCU SECTION (1/3) 203
- (2) RSPF/SPF SECTION (2/3) 204
- [15] FIRMWARE DOWNLOAD 206
- PROCEDURES 206
- 5. Installing procedures 210
- LEAD-FREE SOLDER 214
- CAUTION FOR BATTERY DISPOSAL 215
- Trademark acknowledgements 216
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