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October 2000 © TOSHIBA TEC 1 MD-0101 CONTENTS
CONTENTS
1. SPECIFICATIONS....................................................................................................... 1-1
2. OUTLINE ..................................................................................................................... 2-1
2.1 Names of Various Components........................................................................................ 2-1
2.2 Layout of Electrical Parts ................................................................................................. 2-2
2.3 Harness Connection Diagram .......................................................................................... 2-3
2.4 Board Assembly ............................................................................................................... 2-4
3. OPERATIONAL DESCRIPTION ................................................................................. 3-1
3.1 General Operation ............................................................................................................ 3-1
3.2 Block Diagram .................................................................................................................. 3-1
3.3 Detection of Abnormal Status .......................................................................................... 3-2
3.3.1 Cover open/close detection ................................................................................... 3-2
3.3.2 Paper jam detection .............................................................................................. 3-2
3.4 Flow Chart........................................................................................................................ 3-3
4. MECHANICAL DESCRIPTION ................................................................................... 4-1
4.1 Paper Feed System.......................................................................................................... 4-1
4.2 Drive System .................................................................................................................... 4-2
5. CIRCUIT DESCRIPTION ............................................................................................ 5-1
5.1 PWA Block Diagram ......................................................................................................... 5-1
5.2 Meaning of Signals........................................................................................................... 5-2
5.3 Timing Chart .................................................................................................................... 5-3
6. DISASSEMBLY AND REPLACEMENT...................................................................... 6-1