Sharp FO-2150CM, UX-2200CM Circuit description, General description, Electrical System

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UX-2200CMU/CMC

FO-2150CMU/CMC

[4] Circuit description

1. General description

The compact design of printer PWB is obtained by using 8 bit microprocessor(CPU) and ASIC in the printer control section.

2. Electrical System

The PWB provides mechanical control for Ink Jet Printer.

Figure 1 shows the interconnection of PWB and other electrical component in the print mechanism.

Ink Cartridge

CN3

CN2

CN4CNPRT

PC1CN1

Host Interface

Cartridge Carrier Motor

Paper Feed Motor

Figure 1

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Image 3

Contents Technical Manual Engine Specifications Diagnostic InformationAbbreviations Circuit description General descriptionElectrical System Host interface connector Electricai OverviewASIC, RAM, and CPU Driver IC Paper MotorPaper feedpaper feed from tray Paper in Sensor Print transferCarriage Motor INK Cartridge CarriageHome Position Sensor Left Right B Carriage HolderBoth Carriage Motor and Feed Motor are NG Overall Trouble Shooting Of Printer PWBFeed Motor is NG Carriage Motor is Good Missing Nozzles Result of Check Pattern or Clean Nozzles Nozzle 6How to Decide the Number of the Wrong NozzlePIN Waveforms Feed Motor Waveforms When Feeding PaperCarriage Motor Waveforms Carriage Motor Waveforms Measured for Checking OUT of INK Carrier Transport Service Check Service ChecksMaintenance Station Service Check Envelope Feed Service CheckPaper Feed Service Check Power Service Check Paper Path Service CheckIC Signal Name Block DiagramPin Assignment Top View P22XTOUT Pin Function PIN Name Input/OutputPin Connection Top View Block Diagram case of 4 bitFunction Absolute Maximum Ratings Symbol Parameter Value UnitDescription Pin FunctionsB14 Exploded View59 B12 B120MIMMM7E24MM0 Replacement Parts ListCopyright 1998 by Sharp Corporation