Sharp UX-2200CM, FO-2150CM Missing Nozzles Result of Check Pattern or Clean Nozzles

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UX-2200CMU/CMC

FO-2150CMU/CMC

•MISSING NOZZLES (RESULT OF CHECK PATTERN OR CLEAN NOZZLES

CLEAN NOZZLES

NG

REPLACE ANOTHER CARTRIDGE

NG

MISSING MANY NOZZLES

YES

NO

CHECK IC AND CONNECTOR BY REFERING TO THE TABLE 1&2

CHECK THE SOLDER

IC4, IC6 COMMON pin

IC 5 82-89 pin

IC4 1,4,40,41,43,44 pin

IC6 1,4,40,41,43,44 pin

OK

CHECK +24V AT R1,R2,R6, AND R7

OK

CHECK +5V AT IC4 AND IC6

OK

REPLACE IC4 OR IC6

NG

NG

NG

CORRECT SOLDER

CHECK RESISTANCE BETWEEN +24V AND GND. SHORT OR NOT

SHORT

REPLACE PRINTER PWB

CHECK +5V PATTERN

NO

CHECK +24 PATTERN

– 9 –

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Contents Technical Manual Diagnostic Information Engine SpecificationsAbbreviations General description Circuit descriptionElectrical System Electricai Overview Host interface connectorASIC, RAM, and CPU Paper Motor Driver ICPaper feedpaper feed from tray INK Cartridge Carriage Print transferCarriage Motor Paper in Sensor Left Right B Carriage Holder Home Position SensorOverall Trouble Shooting Of Printer PWB Both Carriage Motor and Feed Motor are NGFeed Motor is NG Carriage Motor is Good Missing Nozzles Result of Check Pattern or Clean Nozzles 6How to Decide the Number of the Wrong Nozzle NozzlePIN Feed Motor Waveforms When Feeding Paper WaveformsCarriage Motor Waveforms Carriage Motor Waveforms Measured for Checking OUT of INK Service Checks Carrier Transport Service CheckEnvelope Feed Service Check Maintenance Station Service CheckPaper Feed Service Check Paper Path Service Check Power Service CheckBlock Diagram IC Signal NamePin Assignment Top View Pin Function PIN Name Input/Output P22XTOUTBlock Diagram case of 4 bit Pin Connection Top ViewPin Functions Absolute Maximum Ratings Symbol Parameter Value UnitDescription FunctionB12 Exploded View59 B12 B14Replacement Parts List 0MIMMM7E24MM0Copyright 1998 by Sharp Corporation