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4 - 8 2.2 Print Modes
4 - 9 2.2.1 Plain paper optimized printing mode (P-POP)
4 - 9 2.2.2 Economy print mode (Draft mode)
4 - 9 2.2.3 Standard mode
4 - 9 2.2.4 High quality and fine mode
4 -10 2.2.5 Print mode settings
4 -11 2.3 Smoothing Function
4 -11 2.4 Print Optimization Controls
4 -11 2.4.1 Power monitor
4 -11 2.4.2 Head sticking prevention
4 -11 2.4.3 Ink smear prevention
4 -12 2.5 Head Overheat Protection
4 -13 3. PRINTER'S MECHANICAL SYSTEM
4 -13 3.1 Overview
4 -14 3.1.1 Structure of printer's mechanical system
4 -15 3.2 BJ Cartridge
4 -15 3.2.1 BJ Cartridge structure
4 -19 3.2.2 Structure of BJ head unit
4 -21 3.2.3 Nozzle arrays
4 -22 3.2.4 Signal contacts
4 -24 3.2.5 Drive circuit
4 -28 3.2.6 BJ cartridge detection
4 -29 3.3 Purge Unit
4 -29 3.3.1 Function of purge unit
4 -30 3.3.2 Structure of purge unit
4 -33 3.4 Carriage
4 -33 3.4.1 Carriage functions
4 -34 3.4.2 Carriage structure
4 -36 3.5 Paper Feed/Sheet Feeder Mechanism
4 -36 3.5.1 Paper feed/sheet feeder mechanism functions
4 -38 3.5.2 Paper feed/sheet feeder mechanism structure
4 -39 4. PRINTER ELECTRICAL SYSTEM
4 -39 4.1 Overview of Printer Electrical System
4 -40 4.2 Logic
4 -40 4.2.1 Logic block diagram
4 -41 4.2.2 Logic components
4 -45 4.3 Electrical System
4 -45 4.3.1 Input power supply (AC adaptor)
4 -45 4.3.2 Output voltages
4 -46 5. DETECTION FUNCTIONS
4 -46 5.1 Sensor-based Detection Functions
4 -48 5.2 Miscellaneous Detection Functions
4 -48 5.2.1 Waste-ink amount detection
4 -48 5.2.2 BJ cartridge detection
4 -48 5.2.3 Ink-out detection
Part 5: MAINTENANCE
5 - 1 1. MAINTENANCE
5 - 1 1.1 Parts for Periodic Replacement
5 - 1 1.2 Consumable Parts
5 - 1 1.3 Consumables
5 - 1 1.4 Periodic Maintenance
5 - 2 2. SERVICING TOOLS
IV
