UX-B700U
FO-B1600U
• MISSING NOZZLES (RESULT OF CHECK PATTERN
OR CLEAN NOZZLES)
MISSING MANY NOZZLES
CLEAN NOZZLES
NG
NG
YES
REPLACE ANOTHER CARTRIDGE
NO
CHECK IC AND CONNECTOR
CHECK THE SOLDER
IC1, CNHEAD1,2 (PRINTER PWB)
OK
OK
CHECK +11.82V
NG
CORRECT SOLDER
NG
REPLACE IC1 OR IC3
NO
CHECK +11.82V PATTERN
REPLACE PRINTER PWB
SHORT
CHECK RESISTANCE BETWEEN
+11.82V AND GND, SHORT OR NOT.
NG
CHECK +30V
OK
CHECK +30V PATTERN
REPLACE PRINTER PWB
SHORT
CHECK RESISTANCE BETWEEN
+30V AND GND, SHORT OR NOT.
NO
NG
CHECK +3.3V
OK
CHECK +3.3V PATTERN
REPLACE PRINTER PWB
SHORT
CHECK RESISTANCE BETWEEN
+3.3V AND GND, SHORT OR NOT.
NO
3 – 5
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