Sharp SF-1014 manuals

Sharp SF-1014 Service Manual (153 pages)

Brand: Sharp | Category: Copiers | Size: 4.62 MB |

English

Table of contents

SERVICE MANUAL

1

MODEL SF-1014

1

CONTENTS

2

[1] GENERAL DESCRIPTION

4

[2] PRODUCT SPECIFICATIONS

5

Middle and South America

7

Lower unit

9

2 3 5 6 7 8 9 10 11 12 13 14

10

3. Cross section

11

5. Clutches, solenoids

13

6. Motors

14

1. Packing drawing

16

2. Installation

16

(2) Space around the machine

17

(3) Installing table

17

(4) Power source

17

(5) Grounding

17

Mirror unit fixing screw

18

Toner cartridge

19

Release lever (B)

19

(4) Toner supply

20

(6) Accessory attachment

20

Installation Manual

21

Multi bypass feeder unit

22

[5] GENERAL DESCRIPTIONS OF

23

EACH SECTION

23

3. Fuser, paper exit section

24

4. Developer section

24

5. Optical system

25

5-2. Basic operations

26

6. Copy process

28

Cleaning blade

29

Transfer corona unit

29

Step 3 (Main Charging)

30

Step 4 (Exposure)

30

Step 5 (Development)

31

Step 6 (Transfer)

32

Step 7 (Separation)

32

Step 8 (Cleaning)

33

Step 9 (Discharging)

33

(5) Process correction system

34

2) Correction operation

34

[Initial setting]

35

[Correction timing]

35

[Correction operation]

35

[6] DISASSEMBLY AND ASSEMBLY

36

1-3. Separation roller

37

One-way clutch side

38

1-6. Transport belt

39

1-7. Socket holder unit

39

1-8. Lower unit PWB

39

1-10. Power unit

39

2. Manual paper feed section

40

3. Fuser section

41

Paper exit paper guide

43

4. Optical system

44

Wire fixing screw

44

4-6. Optical unit removal

46

5. Drum section

48

6. Developer section

48

6-4. Toner density sensor

49

8-1. Ozone filter

49

8-4. Transport roller clutch

50

8-5. Paper exit sensor

50

8-3. Ventilation fan motor

50

[7] ADJUSTMENTS

51

0.625±0.03mm

52

2. Optical section

53

Optical unit cover

56

Optical unit

56

Document Copy A Copy B

57

Cam fixing screw

58

Do not move

58

Scanner unit drive pulley

59

Set screw

59

No.2 scanner unit

60

Positioning plate

60

Document Copy C Copy D

61

Change the right side

62

Change the left side

62

Copy paper

63

No.4/5 mirror drive lever

64

No.4/5 mirror unit frame

64

Copy image size

66

Original size

66

Shizuoka

67

Paper exit

68

Half-tone copy

68

Less exposure

68

(Dark copy)

68

Scale image lead edge

69

Enlargement copy (x 1.54)

69

10 20 30

70

current void area (mm)

71

3. COPY DENSITY ADJUSTMENT

73

Not copied

74

adjustment

75

Slightly copied

76

Tension spring

77

[8] SIMULATIONS

78

4. Purpose list

79

5. Details of simulations

80

EXP1~5 voltage

87

Full power

87

6. User simulation

89

(2) User simulation prcedure

90

(3) User program code table

90

[9] SELF DIAG

91

4. Self diag contents

92

1) Paper feed section

97

2) Transport section

97

[10] SERVICING AT MEMORY

98

TROUBLE AND MAIN

98

CONTROL PWB REPLACEMENT

98

4. Set value recording sheet

101

5. Memory simulation list

102

[11] MAINTENANCE

103

[12] ELECTRICAL SECTION

104

M37702M2-XXXFP

105

3 Block diagram

106

IN XIN IN Clock IN

107

OUT XOUT OUT Clock OUT

107

H=+32V, VB=+24V

108

1 General

109

Stepping motor time chart

110

(9) Reset IC (IC113)

111

1 Outline

111

2 Operation

111

V3'

112

(1) Outline

114

(2) Display circuit

115

1 Block diagram

115

(3) LED display

116

• AC PWB unit

116

• In the main PWB unit

117

COPYRIGHT

119

1997 BY SHARP CORPORATION

119

SF-1014

120

DEFINITION

121

FCP02601

123

FCP02602

124

NO. PARTS CODE

125

DESCRIPTION

125

– 6 – – 7 –

126

– 8 – – 9 –

127

– 10 – – 11 –

128

FCP02605

129

– 18 – – 19 –

130

– 22 – – 23 –

132

FCP02616

137

FCP02617

142

PARTS CODE NO

147

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