Olympus OEP-3 - Page 4

2
OEP-3 V1 (UC)
3-3. Upgrading the Firmware ...........................................................................3-13
3-3-1. Firmware .................................................................................. 3-13
3-3-2. Upgrading................................................................................. 3-14
3-3-3. Upgrading Method ...................................................................3-14
3-4. Lamination Head Voltage Adjustment......................................................3-15
3-4-1. Adjusting the Lamination Head Voltage.................................. 3-15
3-5. Ribbon Tension Adjustment .....................................................................3-15
3-5-1. Ribbon Tension Adjustment Menu ..........................................3-16
3-5-2. Adjusting the Ribbon Tension ................................................. 3-16
4. Circuit Operation Description
4-1. Digital Video Signal Processing Block....................................................... 4-1
4-1-1. Outline ........................................................................................4-1
4-1-2. Flow of Image Signal in Each Operating Mode.........................4-2
4-1-3. Basic Operation Timing and CPU Block ...................................4-6
4-1-4. Memory (DRAM) Block .......................................................... 4-10
4-1-5. Memory Control Block ............................................................4-12
4-1-6. Color Adjustment Block .......................................................... 4-14
4-1-7. Sampling Clock Generation Block...........................................4-15
4-1-8. Masking Block ......................................................................... 4-16
4-1-9. A/D and D/A Conversion Blocks............................................. 4-16
4-2. Analog Video Signal Processing Block ....................................................4-17
4-2-1. Outline ...................................................................................... 4-17
4-2-2. Interface Block (IF-764 Board) ................................................4-17
4-2-3. Analog Video Signal Processing Block
(Part of VPR-63 Board) ...........................................................4-18
4-3. Operation Description of Print Control Block Circuit (PRT-13 Board) ...4-25
4-3-1. CPU Flowchart .........................................................................4-25
4-3-2. CPU Memory Map ...................................................................4-25
4-3-3. Outline of Motor Drive Function Blocks .................................4-26
4-3-4. Outline of Sensor Detection Circuits .......................................4-30
4-3-5. Head Control Block..................................................................4-37
4-4. Circuit Operation Description of SY-282 and IF-767 Boards ..................4-39
4-4-1. Circuit Operation...................................................................... 4-39
4-4-2. Communication with Other Boards in Unit ............................. 4-42
4-4-3. VPR (Analog Video Block) Control ........................................4-43
4-4-4. RS Communication Control ..................................................... 4-45