Metrologic Instruments MS7220 manual Symptoms, Possible Causes, Solution, Slave operation

TROUBLESHOOTING GUIDE (CONTINUED)

SYMPTOMS

POSSIBLE CAUSE(S)

SOLUTION

Power-up OK	Com port not	Check to make sure that the
and scans OK	operating properly.	baud rate and parity of the
but does not		scanner and the
communicate		communication port match
properly to the		and the program is looking
host.		for “RS-232" data.
The host is	The scanner and host	Check that the scanner and
receiving data but	may not be configured	the host are configured for
the data does not	for the same interface	the same interface font.
look correct.	font.
Characters are	Intercharacter delay	Add some intercharacter
being dropped.	needs to be added to	delay to the transmitted
	the transmitted output.	output by using the
		MetroSelect® Programming
		Guide MLPN 00-02407.
Slave operation	with any interface
Trouble with the		Refer to the user guide
Slave Scanner.		provided with the slave
		scanner.
	Cable [MLPN 54-54667]	Ensure slave scanner is
	may not be connected	connected to the MS7220
Slave Scanner	to the proper port.	com port marked “Aux” port.
		* The MS7220 must be
powers up but
		programmed to enable the
data is not
	The “Aux” com port	“Aux” port.
relayed to the
	may not be operating
host.		The slave scanner must be
	properly.	configured to send “slave”
		formatted data (reserve
		code 32).

* Use MetroSet®.

For the Auxiliary interface, choose “HoloTrak Decode”. All remaining parameters will be automatically chosen.

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