Brother MP-21CDX Printer
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Model:
MP-21CDX
Date:
1999
Category:
Group:
Description:
Manual type:
User Manual
Pages:
59
Size:
541.00 Kbytes (553984 Bytes)
Language:
english
Revision:
Manual ID:
UJ5351001
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
2013 04 12
MD5:
5320a46a797453a50de550d5321bad16
Downloads:
951
Manual type:
Service Manual
Pages:
233
Size:
2.67 Mbytes (2795811 Bytes)
Language:
english
Revision:
Manual ID:
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
2012 04 08
MD5:
af2c80a2b8306c26b31a1ac3dba32c65
Downloads:
1122
Information
TABLE OF CONTENTS
CHAPTER I FEATURES AND SPECIFICATIONS
1. SYSTEM REQUIREMENT ... I-1
2. FEATURES ... I-1
3. CONFIGURATION ... I-3
3.1 Mechanics ... I-3
3.2 Electronics ... I-4
4. SPECIFICATIONS ... I-5
4.1 Printing ... I-5
4.2 Functions ... I-5
4.3 Electrical and Mechanical ... I-6
4.4 Environment ... I-6
4.5 Dimensions and Weight ... I-6
4.6 Recommended Paper ... I-6
4.7 Paper Specifications ... I-7
4.8 Printable Area ... I-8
4.9 Control Panel (LED and Buttons) ... I-10
4.10 How To Clean the Print Head - Purge ... I-14
4.11 Replacing The Ink Cartridges ... I-15
4.12 Recovery Function - Purge ... I-16
5. SAFETY INFORMATION ... I-19
5.1 Ink Safety ... I-19
6. CONSUMABLES AND SERVICE ACCESSORIES ... I-19
6.1 Brother Special Paper ... I-19
6.2 Ink Cartridges ... I-19
6.3 ACSF and Parallel I/F Cable ... I-20
CHAPTER II THEORY OF OPERATION
1. GENERAL ... II-1
1.1 Normal Interlace Processing (360dpi) ... II-1
1.2 Super Fine Interlace Processing (720dpi) ... II-2
2. ELECTRONICS ... II-3
2.1 General Block Diagram (MP-21C/MP-21CDX) ... II-3
2.2 Electric Cofiguration ... II-4
2.3 Main PCB ... II-5
2.4 Head PCB ... II-9
2.5 Carriage PCB ... II-9
2.6 Carriage Sensor PCB ... II-9
2.7 Power Supply ... II-10
3. MECHANICS ... II-11
3.1 Overview of Printing Mechanism ... II-11
3.2 Print Head ... II-12
3.3 Ink Cartridge ... II-14
3.4 Head Maintenance Mechanism ... II-15
3.5 Sensors ... II-16
3.6 Carriage Drive Mechanism ... II-20
3.7 Paper Feed Mechanism ... II-21
CHAPTER III DISASSEMBLY AND REASSEMBLY
1. PRECAUTIONS ... III-1
1.1 Safe Precautions ... III-1
1.2 Attention ... III-1
2. TIGHTENING TORQUE LIST ... III-2
3. DISASSEMBLY ORDER FLOW ... III-3
4. DISASSEMBLING AND REASSEMBLING PROCEDURE ... III-4
4.1 Ink Cartridge, ACSF ... III-4
4.2 Top Cover, Paper Guide, Front Cover, Release Plate, Rear Cover ... III-5
4.3 Head PCB ASSY ... III-8
4.4 Ink Head Base Unit, Print Head ... III-9
4.5 Bottom Cover ... III-12
4.6 Main PCB, Power Supply PCB ASSY ... III-14
4.7 Paper Feed Motor ASSY ... III-16
4.8 Purge Unit ASSY ... III-18
4.9 Paper Feed Frame ASSY ... III-22
4.10 ACSF ... III-34
5. LUBRICATION ... III-38
6. CLEANING THE Printer ... III-43
6.1 Cleaning The Platen Cover ... III-43
6.2 Cleaning The Edge Of The Head Cap ... III-43
6.3 Cleaning The Pick-up Roller On The ACSF ... III-44
7. PACKING ... III-45
CHAPTER IV TROUBLESHOOTING
1. INTRODUCTION ... IV-1
1.1 Initial Check ... IV-1
1.2 Basic Procedure ... IV-2
2. TROUBLESHOOTING ... IV-3
2.1 Troubleshooting Procedure ... IV-3
3. INSPECTION MODE ... IV-10
3.1 Extended Functions ... IV-10
3.2 Hidden Functions ... IV-11
3.3 Error Codes ... IV-13
APPENDIX A
Appendix A1 Head PCB Circuit Diagram ... A-1
Appendix A2 Main PCB Circuit Diagram (1/3) ... A-2
Appendix A3 Main PCB Circuit Diagram (2/3) ... A-3
Appendix A4 Main PCB Circuit Diagram (3/3) ... A-4
Appendix A5 Cartridge Sensor Circuit Diagram ... A-5
APPENDIX B
Appendix B Head Cleaning ... B-1
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