Manual No. 25-NLB0045-01
Series NLB-9625/9645 Mini Laser Fixed Position Scanner
Page 47
Positive & Negative Bar Codes
Setting the Trigger Function
The Trigger function is disabled in the default setting. This means that the red scanning light is ON continu-
ously and the scanner is always ready to read.
For some applications, you may wish to activate the scanner only at a specific time. this can be done by
enabling the Trigger function. Once in the Trigger Enabled mode, the red scanning light if OFF until the
trigger is activated or pulled. Either a hardware trigger or a software trigger pulse may be used to activate
the scanner.
The hardware trigger is actuated by pulling Pin #16 (on the standard DB25 female connector) LOW. The
software trigger is actuated by downloading and <ESC> Z <CR> computer command from the host.
Computer
Command
Function
/Description
Bar Code
Command
(Z7)
START/END
Programming Menu
,Z7,
V2
Positive bar code only
(black bars/white spaces)
,V2,
B
V4
Both positive & negative bar
code
,V4,
Computer
Command
Function
/Description
Bar Code
Command
(Z7)
START/END
Programming Menu
,Z7,
S7
Disable the trigger function
/ Red scanning light is ON
continuously
,S7,
B
S8
Enable the trigger function /Red
scanning light is OFF until trigger
is activated or pulled
,S8,
Z
Activate the trigger; turns on the
red scanning light
