Chapter
8
Operating Instructions
CLV 480 Bar Code Scanner
8-4
©
SICK AG · Division Auto Ident · Germany · All rights reserved
8 010 080/O824/10-02-2005
Troubleshooting
4. When the device is
swiched on, the "Device
Ready" LED and "Read
Result" LEDs blink con-
tinuously
2)
.
– continued –
•
Start option: S
TART
WITH
C
OPY
I
NTERN
–> E
XTERN
.
The CLV was
not
able to copy
the internal parameter set to
the external memory.
It has loaded the internal pa-
rameter set to its RAM.
•
External parameter
memory is not connected.
•
Data transmission error.
•
Internal parameter set too large
to be copied to the external me-
mory (memory is full).
•
The external parameter memo-
ry is defective.
•
Ensure that the external pa-
rameter memory is connected
correctly (free wiring: check
wire assignment).
•
Repeat the startup procedure.
If the error is still present after
following
4.
Remedy
, 1st and
2nd paragraph
, contact the
SICK Service department.
•
Contact the SICK Service
department.
•
See
4 Remedy, 3rd paragraph
5. When the device is
switched on, the "Device
Ready" LED and "Read
Result" LEDs blink
alternately for approx.
10 s. The "Device Ready"
LED then lights up con-
stantly.
Start option: S
TART
WITH
C
OPY
I
NTERN
–> E
XTERN
.
The CLV has successfully
copied the internal parameter
set to the external memory
3)
and set the option for the next
start to S
TART
WITH
E
XTERNAL
P
ARAMETERS
. It has loaded the
internal parameter set to its
RAM.
Transfer ok.
Not applicable.
2) Flashing stops when the device switches from Reading mode to Parameter mode (e. g. during download from CLV-Setup).
3) The parameter set stored in the external memory is not checked automatically to determine whether it can be read. To check the parameter set, switch off the power
supply to the CLV briefly and monitor the "Device Ready" LED as described under
1.
LED behavior
Meaning
Possible cause
Remedy
Table 8-2: LED error messages for access to the external parameter memory (contd.)