Motorola LS4208 用户手册

3 - 2

Symbol LS4208 Product Reference Guide

The scanner emits frequent 
beeps.

No power to the scanner.

Check the system power. If the 
configuration requires a power supply, 
re-connect the power supply.

Incorrect host interface cable is used. 

Verify that the correct host interface cable is 
used. If not, connect the correct host 
interface cable.

Interface/power cables are loose.

Check for loose cable connections and 
re-connect cables.

Scanner emits low/high/low 
beeps.

ADF transmit error. 

.

Invalid ADF rule is detected.

.

The Code 39 buffer was erased or 
there was an attempt to clear or 
transmit an empty buffer.

Normal when scanning the Code 39 
Buffering Clear Buffer bar code or upon 
attempt to transmit an empty Code 39 
buffer.

Scanner emits low/high 
beeps.

Input error, incorrect bar code or 
Cancel bar code was scanned.

Scan the correct numeric bar codes within 
range for the parameter programmed.

Scanner emits 
low/high/low/high beeps.

Out of host parameter storage space.

Scan 

Out of memory for ADF rules.

Reduce the number of ADF rules or the 
number of steps in the ADF rules.

During programming, indicates out of 
ADF parameter storage space.

Erase all rules and re-program with shorter 
rules.

Scanner emits high/low 
beeps.

The scanner is buffering Code 39 
data.

Normal.

Scanner emits 
high/high/high/low beeps.

RS-232 receive error.

Normal during host reset. Otherwise, set the 
scanner's RS-232 parity to match the host 
setting.

Scanner emits four long low 
beeps.

A transmission error was detected in 
a scanned symbol. The data is 
ignored. 

This occurs if a unit is not properly 
configured. Check option setting.

Scanner emits four short 
high beeps (USB only).

Scanner has not completed 
initialization.

Wait several seconds and scan again.