Intermec 073292-001 用户手册

The CK30 will not 
communicate in a serial 
network. 

Try these possible solutions in order: 

• 

The CK30 may not be properly configured for serial 
communications. Make sure the serial 
communications parameters are properly configured. 

• 

The AA1 serial adapter cable may have failed. Replace 
the serial adapter cable. 

• 

The main PCB assembly serial interface may have 
failed. For help, see the “Replacing the Main PCB” 
procedure on page 15. 

Real time clock does not 
maintain the correct time. 

Try these possible solutions in order: 

• 

The main battery may not be fully charged. Make 
sure the main battery is fully charged. 

• 

The real time clock circuit on the main PCB assembly 
may be damaged or you experienced a backup power 
failure when changing the main battery. For help, see 
the “Replacing the Main PCB” procedure on page 15. 

The tethered scanner does 
not work. 

Try these possible solutions in order: 

• 

There may be a problem with the tethered scanner or 
the scanner configuration. Make sure the tethered 
scanner works and that the CK30 is properly 
configured for the scanner. 

• 

A low main battery may have caused the tethered 
scanner power to be turned off. Charge the main 
battery. 

• 

The tethered scanner connector or flex cable assembly 
may be damaged. For help, see the “Replacing the 
Tethered Scanner” procedure on page 25. 

The beeper does not work 
or the frequency or volume 
is not adequate. 

Try these possible solutions in order: 

• 

One or both of the sound portholes may be blocked. 
Clean the porthole(s). 

• 

A low main battery may have caused the audio driver 
to be turned off. Charge the main battery. 

• 

The speaker assembly has failed or may be damaged. 
For help, see most of the “Replacing the Display 
Assembly” procedure on page 18 to replace the 
speaker assembly. 

• 

The speaker driver on the main PCB may be 
damaged. For help, see the “Replacing the Main 
PCB” procedure on page 15.