Sharp FO-2150CM Technical Manual - Page 10
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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
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
CHECK IC AND CONNECTOR BY
REFERING TO THE TABLE 1&2
NO
CORRECT SOLDER
NG
CHECK RESISTANCE BETWEEN
+24V AND GND. SHORT OR NOT
NG
SHORT
REPLACE PRINTER PWB
CHECK +5V PATTERN
NG
9
–
–
CHECK +24 PATTERN
NO