Sharp AL-2050CS Digital Multifunctional System Operation Manual de Serviço descarregar pdf (Página 61)

AL-2030/2040CS/2050CS DISASSEMBLY AND ASSEMBLY 8 - 9

7) Remove the PWB insulation mylar and remove the paper trans-

port detection sensor (POD).

8) Remove two springs and open the intermediate frame unit.

(AL-2030/2040CS only)

9) Remove the screw, and open the upper paper guide.

(AL-2050CS only)

10) Remove the roller, and remove the belt. (AL-2050CS only)

1 2 ... 56 57 58 59 60 61 62 63 64 65 66 ... 171 172

SERVICE MANUAL 1
AL-2040CS 1
AL-2050CS 1
VORSICHT 2
ADVARSEL 2
VARNING ! 2
CONTENTS 4
[1] GENERAL 6
[2] SPECIFICATIONS 7
3. Copy performance 8
6. Scan function 9
7. SPF (AL-2030/2040CS) 10
8. RSPF (AL-2050CS) 10
[3] CONSUMABLE PARTS 11
Production control 12
1. Appearance 13
2. Internal 13
3. Operation panel 14
B. AL-2050CS 15
4. Motors and solenoids 17
5. Sensors and switches 19
6. PWB unit 21
7. Cross sectional view 23
1. Copier installation 25
2. Cautions on handling 25
4. Unpacking 26
Pressure plate lock 27
Paper guide (B) 27
Paper guide (A) 27
B. Installing the software 28
(AL-2030/2040CS) (AL-2050CS) 30
(AL-2040CS/2050CS) 32
C. Setting up Button Manager 33
(AL-2040CS/2050CS only) 33
10. Interface 34
11. Moving 34
C. Attachment method 35
20mm - 25mm 36
Stick the 37
[6] COPY PROCESS 39
2. Outline of print process 40
3. Actual print process 40
About DC 5.2kV 41
Semiconductor laser 42
[7] OPERATIONAL DESCRIPTIONS 43
2. Scanner section 44
3. Laser unit 45
4. Fuser section 45
A. General description 46
Gear 20T 49
Process detection switch 49
Gear 38T 49
C. Operational descriptions 50
(AL-2050CS only) 51
9. Shifter (AL-2050CS only) 52
Transfer 53
Lock pawl rear 53
Lock pawl front 53
Charger wire 54
Protrusion 54
3. Optical section 55
4. Fusing section 57
PPD2 sensor 58
Heater lamp 58
C. Assembly procedure 60
B. Disassembly procedure 60
AL-2030 only 63
PS semi-circuler 65
Back Wire treatment 67
7. Rear frame section 68
8 Power section 70
9. Duplex motor section 70
10. Reverse roller section 70
B. Upper door unit 71
C. Document tray unit 71
F. Drive unit 72
G. Shutter solenoid 73
I. Paper empty sensor 74
J. PS roller 74
K. Upper transport roller 75
L. Paper sensor 75
M. Lower transport roller 75
N. Paper exit sensor 76
A. SPF motor 76
C. Paper exit roller 78
E. Transport roller 78
13. 2nd cassette section 79
B. Cassette detection switch 80
C. Paper feed solenoid 80
D. Transport roller 80
E. Paper feed clutch 80
F. 2nd paper feed roller 80
[9] ADJUSTMENTS 81
B. Image position adjustment 82
(Main cassette paper feed) 83
(2nd cassette paper feed) 83
(Manual paper feed) 83
2. Copy density adjustment 84
3. High voltage adjustment 85
4. Duplex adjustment 86
Document guide 87
The trailing edge has a scale 87
Table glass 87
2. Key rule 89
3. List of simulations 89
(Example) 112
Chart back surface 117
5. Trouble codes 118
[11] USER PROGRAM 122
4. User programs (AL-2050CS) 123
B. Print mode 125
[12] ELECTRICAL SECTION 126
(2) AL-2050CS 127
2. Actual wiring diagram 128
SPF UNIT 129
B. AL-2040CS 130
C. AL-2050CS 132
RSPF UNIT 133
2nd CASSETTE UN 134
[13] CIRCUIT DIAGRAM 137
FLASH ROM 139
Analog Tonner Sensor Buffer 141
Scanner Motor Driver 142
SPF Motor Driver 142
Duplex Motor Driver 142
Tonner Motor Driver 142
To Operational PWB 144
To Power unit 144
For AL2040 Model Only 145
To Scanner unit 146
Copy Lamp Inverter 146
To DV Unit with CRUM 148
(Analog Tonner Sensor) 148
To DV Unit 148
To NIC PWB 149
3. MCU PWB (AL-2050CS) 151
FlashROM VPP Controll 154
Serial EE-PROM 154
Reset Circuit 155
ASIC Reset 155
OP Reset 155
LCD Contrast Buffer 156
8M/16M Flash ROM 159
USB2.0 DEV1 160
To Modem PWB 163
(To Analog Tonner Sensor) 166
4. OPERATION PWB (AL-2050CS) 167
To MCU PWB 169
To Drum Initial Detector 169
To FAX Key PWB 169
LEAD-FREE SOLDER 170
CAUTION FOR BATTERY DISPOSAL 171
Trademark acknowledgements 172

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