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E7
F1
F2
F5
F7
-
70
7
Error code
Content
Cause
/
Remedy
Part name
Conditions
Connector
Check
terminals
Normal
value
Heater temperature
anomaly
EEPROM error
Heat exchanger
temperature
anomaly
Heater thermistor
anomaly
HEX thermistor
anomaly
Dryer fan motor
Heater
(1)Dryer fan does
not rotate.
(2)Blower fan does
not rotate.
(1)Dryer fan does not rotate.
(2)Blower fan does not rotate.
(3)Check it in the normal
operation to detect
abnormality (three times).
EEPROM(IC5)
failure
→
Replace power
control board
P4
Between pin1 and pin4/Pin4 and pin7
Both 180- 200
Ω
Short circuit of
frame thermistor
Rotor lock
Disconnection
of dryer fan
Rotor motor
(1)Contact failure of
operation control
board connector
(2)Part failure
Does the rotor rotate? If YES,
(1)Contact failure of photo
interrupter connector (P14)
(2)SUB
*
ASSY failure (Part
failure, assembly failure)
Dryer fan does not rotate.
(1)Is the fan locked?
(2)Contact failure of connector
(P5)
Dryer fan does not rotate.
(1)Is the fan locked?
(2)Contact failure of connector
(P5)
(3)Check it in the normal
operation to detect
abnormality (three times).
(1)Disconnection
of dryer fan
motor lead wire
(2)Contact failure
of connector (P5)
(3)Dryer fan failure
P7
P5
Between pin1 and pin3
Between pin1 and pin4
16k- 18k
Ω
370- 405
Ω
Display
25
Summary of Contents for MJ-EZ6CX-S1-IT
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