40
No actuator circuit ( > 50 kohm )
A
C
Fault in armering circuit (internal circuit inside DLCU)
C
No rotation when motor is running
A
Rotation when motor is stopped
B
CPU and DLCU water level not matching
C
D
Water in drum when door is unlocked
A
B
Motor is running when door is unlocked
B
C
Check sum error
D
From DLCU (first data byte)
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
0
1
DLCU
detects
unlock
command
from CPU
DLCU
detects no
rotation
DLCU
detects
motor stop
from CPU
DLCU
detects no
water in
drum
DLCU
have not
generated
unlocking
DLCU
have not
generated
locking
pulse
DLCU
detects lock
command
from CPU
DLCU
detects
rotation
DLCU
detects
motor run
from CPU
DLCU
detects wa-
ter in drum
DLCU
have
generated
unlocking
pulse
DLCU
have gene-
rated lock-
ing pulse
Always 1
Always 0
Communication CPU-DLCU showed in the service program
From DLCU (second data byte)
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
DLCU
detects
CPU
level = low
Error bit A
not activa-
ted
Error bit B
not activa-
ted
Error bit C
not activa-
ted
Error bit D
not activa-
ted
DLCU
detects
CPU
level = high
A
B
C
D
Always 0
Always 0
Always 0
Error code
From CPU (first data byte)
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
CPU
detects
door not
closed (S3
open)
CPU de-
tects door
not locked
(S4 open)
CPU de-
tects door
closed (S3
closed)
CPU de-
tects door
locked (S4
closed)
Always 1
Always 0
Always 0
Always 0
Always 0
Always 0
From CPU (second data byte)
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
Always 1
Normally 0
Normally 0
Normally 0 Normally 0 Normally 0
Normally 0
Normally 0
Set service reset
0
1
0
0
0
1
0
Set paus opening
0
0
0
1
0
1
0
Send softw. art. nr.
1
1
0
1
0
0
1
DATA command
0
1
0
1
Program unit
Summary of Contents for EX618
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