Specifications

8-2
MS-120X and MS-220X Integration Guide
Note: If after performing these checks the symbol still does not scan,
contact the distributor or call the Symbol Support Center at the
telephone number listed on page xv.
Scanner cannot read the bar
code.
Interface/power cables are loose. Re-connect loose cables.
Scanner is not programmed for
the correct bar code type.
Make sure the scanner is
programmed to read the type of bar
code to be scanned.
Try scanning other bar code(s) and
other bar code types.
Incorrect communication
parameters.
Set the correct communication
parameters (baud rate, parity, stop
bits, etc.)
Bar code symbol is unreadable. Check the symbol to make sure it is
not defaced. Try scanning similar
symbols of the same code type.
Inappropriately hot environment. Remove the scanner from the hot
environment, and allow it to cool
down.
Laser activates, followed by
a beep sequence.
Beeper is configured. Refer to Table 1-1 on page 1-8 for
beeper indication descriptions.
Scanner configured to USB
host and does not scan
(MS-1207/MS-2207 only).
Incorrect trigger mode selected. Unplug scanner from USB host.
Present Continuous Scan Mode
bar code and plug unit in. Upon
power up the MS-1207/MS-2207
scans briefly, decodes, and
switches to continuous trigger
mode.
Problem Possible Cause Possible Solutions