Panasonic KV-S2045C Service Manual - Page 2

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KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series CONTENTS Page 1 GENERAL PRECAUTIONS 3 1.1. Safety Precautions 3 1.2. Electrical Tests 3 1.3. For Service Technicians 3 1.4. About Lead Free Solder (PbF: Pb free) 4 2 SPECIFICATIONS 5 2.1. KV-S2025C/S2045C Series 5 2.2. KV-SU225C/SU245C Series 6 3 COMPONENT IDENTIFICATION 7 4 INSTALLATION 8 4.1. Minimum Space Requirements 8 4.2. Installing Feed Extension Tray and Exit Extension Tray (Only for KV-S2045C/SU245C Series) 8 4.3. Connecting the Scanner to a Personal Computer 9 4.4. System Requirements 9 4.5. SCSI Setting (Only for KV-S2025C/S2045C Series) 10 5 SECTIONAL VIEWS 11 5.1. CIS (Contact Image Sensor) 11 5.2. Rollers 12 5.3. Circuit Boards 13 5.4. Sensor Boards and Switch 14 6 MECHANICAL FUNCTION 15 6.1. Feed Mechanism for KV-S2025C/SU225C Series 15 6.2. Feed Mechanism for KV-S2045C/SU245C Series 16 7 MAINTENANCE 17 7.1. Maintenance Chart 17 7.2. Cleaning 17 7.3. Replacing Limited Life Parts 25 8 DISASSEMBLY INSTRUCTIONS 30 8.1. Disassembly Flowchart 30 8.2. Exterior 32 8.3. Unit Components 41 8.4. Circuit Board Assemblies 54 9 SERVICE UTILITY & SELF TEST 60 9.1. Main Menu Indication for Service Utility 60 9.2. Function item list of Service Utility 61 9.3. Operation 62 9.4. Scanner Self-test 68 10 TROUBLESHOOTING 69 Page 10.1. Troubleshooting -1 (with no error message on PC) 69 10.2. Troubleshooting -2 (according to Error Code or Scanner Status in Service Utility) 69 10.3. Requirement After Parts Replacement 79 11 CIRCUIT DESCRIPTION 80 11.1. Block Diagram - 1 (Image Processing) 80 11.2. Block Diagram - 2 (Board) 82 11.3. Explanation of Connector 83 12 CIRCUIT BOARDS 90 12.1. CONTROL Board 91 12.2. POWER Board 93 12.3. POWER SW Board 94 12.4. STARTING POSITION SENSOR Board 94 12.5. WAITING SENSOR Board 94 12.6. ENDING SENSOR Board 94 12.7. RELAY (FRONT) Board 95 12.8. RELAY (BACK) Board 95 12.9. LED Board 95 13 SCHEMATIC DIAGRAM 97 13.1. CONTROL Board 98 13.2. POWER Board, POWER SW Board 110 13.3. Sensors (Others) 113 14 PARTS LOCATION AND MECHANICAL PARTS LIST 115 14.1. Exterior 116 14.2. Chassis and Base 118 14.3. Hopper Unit 120 14.4. Power Unit 122 14.5. Packing 124 15 REPLACEMENT PARTS LIST 128 15.1. CONTROL Board 128 15.2. POWER Board 134 15.3. POWER SW Board 134 15.4. STARTING POSITION SENSOR Board 134 15.5. WAITING SENSOR Board 135 15.6. ENDING SENSOR Board 135 15.7. RELAY (FRONT) Board 135 15.8. RELAY (BACK) Board 135 15.9. LED Board 135 2

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1 GENERAL PRECAUTIONS
3
1.1. Safety Precautions
3
1.2. Electrical Tests
3
1.3. For Service Technicians
3
1.4. About Lead Free Solder (PbF: Pb free)
4
2 SPECIFICATIONS
5
2.1. KV-S2025C/S2045C Series
5
2.2. KV-SU225C/SU245C Series
6
3 COMPONENT IDENTIFICATION
7
4 INSTALLATION
8
4.1. Minimum Space Requirements
8
4.2. Installing Feed Extension Tray and Exit Extension Tray
(Only for KV-S2045C/SU245C Series)
8
4.3. Connecting the Scanner to a Personal Computer
9
4.4. System Requirements
9
4.5. SCSI Setting (Only for KV-S2025C/S2045C Series)
10
5 SECTIONAL VIEWS
11
5.1. CIS (Contact Image Sensor)
11
5.2. Rollers
12
5.3. Circuit Boards
13
5.4. Sensor Boards and Switch
14
6 MECHANICAL FUNCTION
15
6.1. Feed Mechanism for KV-S2025C/SU225C Series
15
6.2. Feed Mechanism for KV-S2045C/SU245C Series
16
7 MAINTENANCE
17
7.1. Maintenance Chart
17
7.2. Cleaning
17
7.3. Replacing Limited Life Parts
25
8 DISASSEMBLY INSTRUCTIONS
30
8.1. Disassembly Flowchart
30
8.2. Exterior
32
8.3. Unit Components
41
8.4. Circuit Board Assemblies
54
9 SERVICE UTILITY & SELF TEST
60
9.1. Main Menu Indication for Service Utility
60
9.2. Function item list of Service Utility
61
9.3. Operation
62
9.4. Scanner Self-test
68
10 TROUBLESHOOTING
69
10.1. Troubleshooting -1 (with no error message on PC)
69
10.2. Troubleshooting -2 (according to Error Code or Scanner
Status in Service Utility)
69
10.3. Requirement After Parts Replacement
79
11 CIRCUIT DESCRIPTION
80
11.1. Block Diagram - 1 (Image Processing)
80
11.2. Block Diagram - 2 (Board)
82
11.3. Explanation of Connector
83
12 CIRCUIT BOARDS
90
12.1. CONTROL Board
91
12.2. POWER Board
93
12.3. POWER SW Board
94
12.4. STARTING POSITION SENSOR Board
94
12.5. WAITING SENSOR Board
94
12.6. ENDING SENSOR Board
94
12.7. RELAY (FRONT) Board
95
12.8. RELAY (BACK) Board
95
12.9. LED Board
95
13 SCHEMATIC DIAGRAM
97
13.1. CONTROL Board
98
13.2. POWER Board, POWER SW Board
110
13.3. Sensors (Others)
113
14 PARTS LOCATION AND MECHANICAL PARTS LIST
115
14.1. Exterior
116
14.2. Chassis and Base
118
14.3. Hopper Unit
120
14.4. Power Unit
122
14.5. Packing
124
15 REPLACEMENT PARTS LIST
128
15.1. CONTROL Board
128
15.2. POWER Board
134
15.3. POWER SW Board
134
15.4. STARTING POSITION SENSOR Board
134
15.5. WAITING SENSOR Board
135
15.6. ENDING SENSOR Board
135
15.7. RELAY (FRONT) Board
135
15.8. RELAY (BACK) Board
135
15.9. LED Board
135
CONTENTS
Page
Page
2
KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series