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Table of contents:
1) GENERAL PRECAUTIONS
1.1. Safety Precautions
1.2. Electrical Tests
1.3. Standard for Repair Service
1.4. For Service Technicians
1.5. About Lead Free Solder (PbF: Pb free)
1.6. About RoHS
2) SPECIFICATIONS
3) COMPONENT IDENTIFICATION
4) INSTALLATION
4.1. Minimum Space Requirements
4.2. Connecting the Scanner to a Personal Computer
4.3. System Requirements
4.4. Installing Driver
5) SECTIONAL VIEWS
5.1. CIS (Contact Image Sensor)
5.2. Rollers
5.3. Circuit Boards
5.4. Sensor Boards and Switch
6) MECHANICAL FUNCTION
6.1. Feed Mechanism
7) MAINTENANCE
7.1. Maintenance Chart
7.2. Cleaning
7.3. Replacing Limited Life Parts
8) DISASSEMBLY INSTRUCTIONS
8.1. Disassembly Flowchart
8.2. Exterior
8.3. Unit Components
8.4. Circuit Board Assemblies
9) SERVICE UTILITY & SELF TEST
9.1. Main Menu Indication for Service Utility
9.2. Function Item List of Service Utility
9.3. Operation
9.4. Scanner Self-test
10) TROUBLESHOOTING
10.1. Troubleshooting-1 (with no error message on PC)
10.2. Troubleshooting-2 (according to Error Code or Scanner Status in Service Utility)
10.3. Requirement After Parts Replacement
11) CIRCUIT DESCRIPTION
11.1. Block Diagram -1 (Image Processing)
11.2. Block Diagram-2 (Board)
11.3. Explanation of Connector
12 SCHEMATIC DIAGRAM
12.1. CONTROL Board
12.2. POWER Board, POWER SW Board
12.3. Sensors (Others)
13) CIRCUIT BOARDS
13.1. CONTROL Board
13.2. POWER Board
13.3. POWER SW Board
13.4. STARTING POSITION SENSOR Board
13.5. WAITING SENSOR Board
13.6. ENDING SENSOR Board
13.7. RELAY (FRONT) Board
13.8. RELAY (BACK) Board
13.9. LED Board
13.10. DOUBLE FEED DETECTOR (G) Board
13.11. DOUBLE FEED DETECTOR (R) Board
14) PARTS LOCATION AND MECHANICAL PARTS LIST
14.1. Exterior
14.2. Chassis and Base
14.3. Hopper Unit
14.4. Power Unit
14.5. Packing
14.6. Tool
15) REPLACEMENT PARTS LIST
15.1. CONTROL Board
15.2. POWER Board
15.3. POWER SW Board
15.4. STARTING POSITION SENSOR Board
15.5. WAITING SENSOR Board
15.6. ENDING SENSOR Board
15.7. RELAY (FRONT) Board
15.8. RELAY (BACK) Board
15.9. LED Board
15.10. DOUBLE FEED DETECTOR (G) Board
15.11. DOUBLE FEED DETECTOR (R) Board
PanasonicKV-S2028C KVS2028C KV-S2028 S2028C KV-S2028C