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Ricoh FACSIMILE FAX77 - Page 174

Ricoh FACSIMILE FAX77
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SECTION 7. ELECTRICAL DATA
7-1. Point-to-point Diagram . . . . . . . . 7-1
7-2. Signal Tables . . . . . . . . . . . . 7-2
1. FCU . . . . . . . . . . . . . . . 7-2
2. SRAM . . . . . . . . . . . . . . . 7-6
3. SBU . . . . . . . . . . . . . . . . 7-6
4. NCU . . . . . . . . . . . . . . . 7-7
6. Xenon Lamp Driver . . . . . . . . . . 7-8
7. PSU . . . . . . . . . . . . . . . .7-8
7-3. Block Diagrams . . . . . . . . . . . 7-9
1. Overall Machine Control . . . . . . . . 7-9
2. Video Data Path . . . . . . . . . . . 7-10
3. Power Distribution . . . . . . . . . . 7-13
4. Scanner Drive . . . . . . . . . . . . 7-14
5. Printer Drive . . . . . . . . . . . . 7-15
7-4. Electrical Component Layout . . . . . 7-16

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