Error code 38

Print Unable 38

Turn the power off and then back on again.

THM (Thermistor) sensor failure

Error code 39

Print Unable 39

Turn the power off and then back on again.

HUM (Humidity) sensor failure

Step

Cause

Remedy

 

 

 

1

Harness connection failure of

Check the harness connection of the THM/HUM

 

THM/HUM sensor

sensor and reconnect it.

2

THM/HUM sensor failure

Replace the THM/HUM sensor holder ASSY.

3

Engine PCB failure

Replace the engine PCB ASSY.

Error code 3B

Print Unable 3B

Turn the power off and then back on again.

Main PCB RAM failure

Step

Cause

Remedy

 

 

 

1

Main PCB failure

Replace the main PCB ASSY.

Error code 56

Cover is Open

Close the Back Cover.

Back cover opened

User Check

- Check if the back cover is closed correcty.

Step

Cause

Remedy

 

 

 

1

Back cover switch failure

Check the sensor performance following the

 

 

procedure described in “Maintenance mode 32”.

2

Harness connection failure of

Check the harness connection of the back cover

 

back cover switch ASSY

switch ASSY and reconnect it.

3

Part pressing the back cover

Replace the back cover switch ASSY.

 

switch is broken, which is

 

 

provided at the right side of

 

 

back cover on the inside.

 

4

Engine PCB failure

Replace the engine PCB ASSY.

1-14

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