Sharp AR-168S manuals

Sharp AR-168S Service Manual (184 pages)

Brand: Sharp | Category: Multifunctionals | Size: 11.15 MB |

English

Table of contents

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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