Datalogic Scanning QD 2300 manual Code. See , Symbologies, Decoding Bar Codes

Problem Isolation

Problem	Possible Causes	Possible Solutions
Scanner emits a short low/high/low/high		Erase all rules and re-program with shorter
beep sequence while it is being pro-	Out of ADF parameter storage space.
		rules.
grammed.
Decoding Bar Codes
	Scanner is not programmed for the cor-	Program the scanner to read that type of bar
	rect bar code type.	code. See Chapter 9, Symbologies.
	Bar code is unreadable.	Scan other samples of the same bar code
		type to determine if the bar code is defaced.
Scanner emits laser light, but does not
	Distance between scanner and bar code	Move the scanner closer to or further from
decode the bar code.
		the bar code. See Depth of Field on page
	is incorrect.
		14.
	The scan line is not crossing every bar	Move the bar code until the scan line is
		within the acceptable aiming pattern. See
	and space of the bar code.
		Figure 5.
	Scanner is not programmed for the cor-	Scan the appropriate host type program-
		ming bar code. See the chapter correspond-
Scanner decodes bar code, but does not	rect host type.
		ing to the host type.
transmit the data to the host.
	Interface cable is loose.	Check for loose cable connection and re-
		connect cable.
	Conversion or format error was detected.
		Ensure the scanner’s conversion parame-
	The scanner’s conversion parameters	ters are properly configured.
	are not properly configured.
	Conversion or format error was detected.
Scanner emits five long low beeps after		Change the ADF rule, or change to a host
a bar code is decoded.	An ADF rule was set up with characters	that can support the ADF rule.
	that can't be sent for the host selected.
	Conversion or format error was detected.
		Change the bar code, or change to a host
	A bar code was scanned with characters	that can support the bar code.
	that can't be sent for that host.

16 QuickScan® L