KX-P7100

CONTENTS

 

 

 

 

Page

 

Page

1 Introduction

4

6.5. Relay Board ( B )

86

1.1. Specifications

4

6.6. Toner Empty Sensor Board

87

1.2. Indicators

9

7 Component Reference Guide

88

1.3. Parts Identification

11

7.1. IC1 ( Main Control CPU )

88

1.4. Component Layout and Paper Path

12

7.2. IC2 ( Inverters )

88

1.5. Electrical Components and Sensor Boards

13

7.3. IC3 ( GDI ASIC )

89

1.6. Switches and Solenoids

14

7.4. IC5 ( DRAM )

90

1.7. Print Process

15

7.5. IC6 ( ASIC )

91

1.8. Paper Feed

17

7.6. IC8 ( USB Chip )

92

1.9. Laser Scan Unit ( Exposure )

18

7.7. IC9 ( Comparators )

92

1.10. Fuser Unit

20

7.8. IC10 ( Reset IC )

92

1.11. Paper Ejection and Paper Switchback

21

7.9. IC11 ( Engine Control CPU )

93

2 Installation, Setup, and Repacking

22

7.10. IC12 ( EEPROM )

93

2.1. Installation Requirements

22

7.11. IC14 ( Motor driver IC )

94

2.2. Setup

22

7.12. IC15 ( Inverters )

94

2.3. Repacking

24

8 Preventative Maintenance

95

3 Removal and Replacement Procedures

27

8.1. General

95

3.1. Front and Rear Covers

27

8.2. Recommended Tools

95

3.2. Right, Left and Top Covers

29

8.3. Recommended Cleaning

95

3.3. Laser Scanning Unit ( LSU )

30

8.4. Maintenance Tables

95

3.4. Relay Board (B)

30

9 Troubleshooting

98

3.5. High Voltage Board and Power Supply Unit

31

9.1. Self-Diagnostic Indicators

98

3.6. Indicator Board and Toner Empty Sensor Board

33

9.2. Initial Troubleshooting Flowchart

101

3.7. Main Controller Board and Fuser Drive Gear

33

9.3. No Operation

102

3.8. Fan Motor

34

9.4. Print Quality

103

3.9. Gear Support Bracket, Motor and Drive Gear Unit

35

9.5. Paper Jam

113

3.10. Upper Exit Roller Holder

37

9.6. Call Service

118

3.11. Fuser Unit

38

10 Replacement Parts List with Lubrication Guide

126

3.12. Pickup, Paper Feed, Registration and Transfer Rollers

42

10.1. Exterior

126

3.13. Transfer Roller Assembly

44

10.2. Right Side Parts

128

3.14. Auto Duplex Unit, ADU Registration Roller and ADU Pinch

10.3. Left Side Parts ( Power Supply Unit and High Voltage

Roller

45

Board )

132

3.15. Registration Sensor, Paper Top Detection Sensor and

 

10.4. Rear and Top Side Parts

133

Registration & Paper Top Detection Sensor Board

47

10.5. Bottom Side Parts

136

4 Electronic Circuit Description and Diagrams

49

10.6. Mechanical Base

138

4.1. Block Diagram

49

10.7. Media Tray ( Paper Cassette )

139

4.2. Connection Diagram

50

10.8. Packing

140

4.3. Power Supply

51

10.9. Main Control Board

141

4.4. Main Control Board

52

10.10. Registration & Paper Top Detection Sensor Board

147

4.5. Timing Chart

71

10.11. Paper Exit / ADU Paper Jam Sensor Board

147

5 Schematic Diagram

73

10.12. Indicator Board

147

5.1. Main Control Board

73

10.13. Toner Empty Sensor Board

148

5.2. Sensors, Indicator and Relay Boards

79

10.14. Relay Board (A)

148

6 Explanation of Connectors

81

10.15. Relay Board (B)

148

6.1. Main Board

81

11 Schematic Diagram for printing with A4 size

149

6.2. Registration & Paper Top Sensor Board

86

11.1. Main Control Board

149

6.3. Paper Exit / ADU Paper Jam Sensor Board

86

11.2. Sensors, Indicator and Relay Boards

162

6.4. Indicator Board

86

 

 

 

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Panasonic KX-P7100 manual Contents