Ricoh JP735 manuals

Ricoh JP735 Service Manual (174 pages)

Brand: Ricoh | Category: Multifunctionals | Size: 11.62 MB |

English

Table of contents

C252/C261

1

SERVICE MANUAL

1

CÓPIA NÃO CONTROLADA

10

DOCUMENTATION HISTORY

11

TROUBLESHOOTING

14

SERVICE TABLES

15

SM v C252/C261

17

IMPORTANT SAFETY NOTICES

19

Symbols

20

INSTALLATION

23

1.1.5 DIMENSIONS

26

1.2 INSTALLATION PROCEDURE

27

CAUTION

28

INSTALLATION PROCEDURE

29

INSTALLATION PROCEDURE

30

Accessory Check

37

Installation Procedure

37

PREVENTIVE MAINTENANCE

39

2. PREVENTIVE MAINTENANCE

41

REPLACEMENT AND ADJUSTMENT

43

3.1 GENERAL CAUTION

45

3.2 COVERS

45

3.2.2 REAR COVER

46

3.3 BOARDS

47

3.3.2 PSU

48

3.4 SCANNER

49

SCANNER

50

3.4.3 DOCUMENT SENSOR

51

3.4.4 SCANNER MOTOR

51

3.5 MASTER FEED

52

3.5.2 THERMAL HEAD

53

Installation

54

CAUTION

55

3.6 MASTER EJECT

57

3.7 PAPER FEED

58

3.8 PRINTING

61

PRINTING

62

PRINTING

63

C252 3-24 SM

68

SM 3-27 C252

71

Replacement

71

Adjustment

71

SM 3-29 C252

73

3.10.4 EXIT PAWL ADJUSTMENT

77

Timing adjustment

78

3.11 MAIN DRIVE

80

MAIN DRIVE

81

3.12 FIRMWARE UPDATE

82

4.3.1 BLOWN FUSE CONDITIONS

88

4.3.2 LED’S

88

4.3.3 VR’S

88

4.3.4 TEST POINTS

89

4.3.5 DIP SWITCHES

89

4.4 JAM DETECTION

90

JAM DETECTION

91

JAM DETECTION

92

Clamping the master

93

Wrapping jam

93

Check 1:

93

Paper feed

94

Paper delivery

95

5. SERVICE TABLES

99

SERVICE PROGRAM MODE

101

SERVICE PROGRAM MODE

102

Paper Feed Direction

103

5.2 DIP SWITCHES

104

ADJUSTMENT

106

CONTROL

107

DIP SWITCHES

108

ADJUSTMENT

109

DETAILED DESCRIPTIONS

111

6.1 MECHANISM OVERVIEW

113

MECHANISM OVERVIEW

114

Switches

115

Solenoids

115

Counters

115

Sensors

116

6.1.3 DRIVE LAYOUT

117

6.2 MASTER EJECT UNIT

118

Clamper Mechanism

119

Mechanism

120

Procedure

120

6.3 SCANNER UNIT

122

6.4 IMAGE PROCESSING

123

6.5 MASTER FEED

124

6.5.2 MASTER FEED MECHANISM

125

6.5.4 CUTTER MECHANISM

127

MASTER FEED

128

6.6 DRUM

129

6.6.2 DRUM DRIVE MECHANISM

130

6.6.3 INK SUPPLY MECHANISM

131

6.6.4 INK ROLLER MECHANISM

132

6.6.5 INK SUPPLY CONTROL

133

C252 6-22 SM

134

6.7 PAPER FEED

135

6.7.2 PAPER FEED MECHANISM

136

PAPER FEED

137

Registration Roller Drive

138

PAPER FEED

140

6.7.7 RE-FEEDING MECHANISM

141

6.7.8 PAPER TABLE MECHANISM

142

Side fence friction pads

143

6.8 PAPER DELIVERY

144

Air knife

146

PAPER DELIVERY

147

PAPER DELIVERY

148

6.9 TIMING CHART

149

6.9.2 MASTER WRAPPING

150

6.9.3 PRINTING

151

SPECIFICATIONS

153

OVERALL INFORMATION

159

1. INSTALLATION

160

SM 8-3 C261

161

3.9 DRUM

162

SM 8-5 C261

163

C261 8-6 SM

164

3.9.4 INK PUMP ADJUSTMENT

165

3.10 PAPER DELIVERY

166

4. TROUBLESHOOTING

167

Solution

168

Symptom

169

C261 8-14 SM

172

6.10 MAIN CONTROL BOARD

174

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