8. ELECTRIC MECHANISM

 

 

 

 

 

 

 

 

 

 

 

 

 

Code

 

Cause

Remedy

 

E.40

Floppy disk is not inserted or operation panel

Insert a floppy disk. If floppy disk is already inserted,

 

 

turn off the power and check the connections of

 

 

 

cable is not securely connected.

cords inside the operation panel.

 

 

E.41

 

 

 

 

Invalid program No., or no data.

Change program No.

 

 

E.43

Different floppy disk!

Use original floppy disk.

 

 

E.4F

Error occurred during floppy disk data

Replace the floppy disk and repeat the operation.

 

 

 

reading.

 

 

 

 

E.50

Floppy disk is write-protected

Release write-protection.

 

 

E.51

Insufficient available memory on floppy disk.

Use another floppy disk.

 

 

E.52

Can not format this floppy disk.

Change floppy disk.

 

 

E.5F

Error occurred during data writing on floppy

Replace the floppy disk and repeat the operation.

 

 

 

disk.

 

 

 

 

E.60

Can not backup data. (Panel PCB)

Turn off power and then clear all of the memory

 

 

setting.

 

 

 

 

 

 

 

E.61

Can not backup data. (Control PCB)

Turn off power and then clear all of the memory

 

 

setting.

 

 

E.62

 

 

 

 

Operation panel error.

Turn off power and then on again.

 

 

E.63

Combination of control PROM and operation

Turn off power and check it.

 

 

 

panel PROM is invalid.

 

 

 

E.80

Upper thread

has broken. (Rotary type

Thread upper thread again. You can start sewing

 

 

sensor)

 

again.

 

 

 

 

 

 

E.81

Upper thread has broken. (Optical fiber type

Thread upper thread again. You can start sewing

 

 

sensor)

 

again.

 

 

 

 

 

 

E.90

Power supply voltage is extremely low, or

Turn off power and check voltage. After turning off

 

 

power was turned on again immediately after

the power, wait 30 seconds or more before turning it

 

 

E.91

it was turned off.

 

on again.

 

 

Power supply voltage is extremely high.

Turn off power and check voltage.

 

 

E.A0

Start switch was pressed when there was no

Read sewing data again.

 

 

 

sewing available data.

 

 

 

E.A1

Can not detect home position. X-Y feed or

Turn off power and, check X-Y feed and connector

 

 

connection of

home position sensor is

 

 

 

incorrect.

 

P1.

 

 

 

 

 

 

 

E.c0

Motor PROM is not correctly inserted.

Turn off power and check it.

 

 

E.c1

Cooling fan in control box does not operate.

Turn off power and check whether any thread

 

 

scraps have built up. Check fan connector.

 

 

E.c2

 

 

 

 

Heat-sink on main PCB is overheating.

Turn off power and clean air inlet port.

 

 

E.d0

Air pressure has dropped.

Turn off power and check it. If drops in air pressure

 

 

are not being detected, clear all memory settings to

 

 

 

 

 

set the memo-1d switch to OFF.

 

 

E.E0

Control PROM is not correctly inserted.

Turn off power and check it.

 

 

E.E1

Main PCB detected communication error.

Turn off power and then on again.

 

 

E.E2

Panel PCB detected communication error.

Turn off power and then on again.

 

 

E.E3

Incorrect connection of cable between

Turn off power and check it.

 

 

 

operation panel and control box.

 

 

 

 

Solenoid or feed motor short-circuit

 

 

 

E.F0

(malfunction of main circuit board) or power

Turn off power and check it.

 

 

 

supply relay is not operating (malfunction of

 

 

 

 

power supply circuit board).

 

 

 

E.F1

Incorrect connection of cable between power

Turn off power and check connector P20.

 

 

 

supply PCB and main PCB.

 

 

 

E.F2

Overcurrent at power supply PCB.

Turn off power and check it.

 

KE-430B, 430C series

170