User's Manual

Table Of Contents
Product Manual - RFID Reader LF60C SoliD 150
Chapter 8
Service and Troubleshooting
7 unconfig the device is not
configured
wrong reader address is
sent
check syntax of message, check
parameter F „Reader address“
8 check
parity and/or checksum
error
wrong baud rate is set check baud rate of serial interface
(COM port)
transmission errors on
serial communication
check RS232 cable and connectors,
check disturbing sources at RS232
9 void ackn
no valid acknowledge
(unexpected
acknowledge)
double or wrong
acknowledgement
check host communication settings
serial communication is
interrupted
check RS232 cable and connectors,
check disturbing sources at RS232
Ethernet communication
is interrupted
check Ethernet cable and connec-
tors, check the Link LED and the
Traffic LED, verify IP address set-
tings
A (10) locked locked page cannot be
written
page to be written is
locked (permanently
write protected)
check page number to write,
replace tag with new one
: msg len
message too long or too
short or message is not
received completley
length of message is
longer than shown at
the length byte
check message length, check
length byte
no valid end sign of
message (end sign 0xD)
detected
check syntax of message
not all characters are
transmitted
(Intercharacter timeout)
check syntax of messages, check
RS232 or Ethernet connection
; invalid invalid command unknown command was
sent
check syntax of command
B (11) no ackn the message which has
to be confirmed has
been sent the maximum
number of times (RS232
maxrepeat) and has not
been confirmed by the
terminal within the
defined time frame (see
Parameter 5 (0x05))
host system does not
acknowledge the
message
check availability of the host
system (terminal), check RS232
cables and connectors, check
Ethernet cable and connectors,
check the Connect LED and the
Traffic LED, verify IP address
settings
ID Name Description Possible cause Correcting action