Sharp AL-2021 Servisní příručka stáhnout pdf (Strana 44)

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Sharp
Multifunkční zařízení
AL-2021
Servisní příručka

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Tisk

AL-2041 DISASSEMBLY AND ASSEMBLY 8 - 3

2) Remove the screws (4 pcs.), the harness, and the operation

panel unit.

3) Remove four screws, and remove the operation cabinet.

4) Remove nine screws, and remove the operation PWB.

C. Assembly procedure

For assembly, reverse the disassembly procedure

3. Optical section

A. List

B. Disassembly procedure

1) Remove four screws, and remove the rear cabinet and the rear

cabinet cover.

2) Remove two screws, and remove the earth wire.

3) Disconnect the connector.

4) Remove the SPF unit.

NO. Part name Ref.

1 Copy lamp unit

2Copy lamp

3 Lens unit

1 2 ... 39 40 41 42 43 44 45 46 47 48 49 ... 119 120

SERVICE MANUAL 1
：'10/Oct/20 2
CONTENTS 3
[1] GENERAL 5
[2] SPECIFICATIONS 6
3. Copy performance 7
4. SPLC printer 8
5. Scan function 8
6. SPF (AL-2031/2041) 8
[3] CONSUMABLE PARTS 9
2. Environmental 10
1. Appearance 11
2. Internal 11
3. Operation panel 12
SCAN indicator 13
Start indicator 13
Power save 13
5. Motors and solenoids 14
6. Sensors and switches 15
7. PWB unit 16
8. Cross sectional view 17
1. Copier installation 18
2. Cautions on handling 18
4. Unpacking 19
7. Loading paper 20
8. Power to copier 20
9. Software 20
B. Installing the software 21
D. Setting up Button Manager 23
(2) Windows 2000 24
10. Interface 25
11. Moving 25
20mm - 25mm 27
[6] COPY PROCESS 29
2. Outline of print process 30
3. Actual print process 30
About DC 5.2kV 31
Process controlling 32
[7] OPERATIONAL DESCRIPTIONS 33
2. Scanner section 34
3. Laser unit 35
4. Fuser section 35
A. General description 36
Gear 20T 39
Process detection switch 39
Gear 38T 39
7. SPF section 40
D. SPF open/close detection 41
(book document detection) 41
[8] DISASSEMBLY AND ASSEMBLY 42
2. Operation panel section 43
3. Optical section 44
4. Fusing section 46
PPD2 sensor 47
Heater lamp 47
Heat roller 48
C. Assembly procedure 49
B. Disassembly procedure 49
7. Rear frame section 56
No. Part name Ref 57
1 Duplex motor 57
A. SPF motor 58
C. Paper exit roller 59
E. Transport roller 60
[9] ADJUSTMENTS 61
B. Image position adjustment 62
2.0mm or less 63
23456789 64
3. High voltage adjustment 65
4. Duplex adjustment 65
The front edge of the 66
Front edge of paper 66
6cm or more is required 67
Chart back surface 68
2. Key rule 69
3. List of simulations 69
(Example) 86
(Main cassette paper feed) 87
(Manual paper feed) 87
5. Trouble codes 92
[11] USER PROGRAM 95
[12] CHECKING THE TONER LEVEL 96
[13] ELECTRICAL SECTION 97
2. Actual wiring diagram 98
SPF UNITSPF UNIT 99
3. Signal name list 100
[14] CIRCUIT DIAGRAM 102
2/14Memory section 103
3/14Buffer section 104
4/14Driver section 1 105
5/14Driver section 2 106
6/14Connector section 1 107
7/14Connector section 2 108
8/14Connector section 3 109
9/14Pull Up/Down section 110
11/14KronosII SDRAM section 112
13/14KronosII USB/LSU section 114
14/14Power Source section 115
1/2Key Section 116
2/2LED Section 117
LEAD-FREE SOLDER 118
CAUTION FOR BATTERY DISPOSAL 119
Trademark acknowledgements 120

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