User's Manual

Chapter 1 — Using the CK30 Handheld Computer
18 CK30 Handheld Computer User’s Manual
Use this table to understand what the CK30 LEDs mean.
LED Name Icon Description
User-defined Use the CK30 Programmer’s Software Kit
(PSK) to program these LEDs to turn on and
off for any task or error within your application.
For help, see the CK30 Programmer’s Software
Kit (PSK) Reference Manual.
LED Status What it means
Battery status
Off The battery is fully charged
On The battery is low. Replace the
battery.
Good Read This LED comes on when the CK30
successfully decodes a bar code.
Understanding the CK30 Beeps
The CK30 uses beeps to provide you with audio feedback when
it performs some functions. For example, you hear a beep each
time you scan a valid bar code.
Use the following table to understand what the beep sequences
mean.
Beep Sequence What it means
High beep You entered valid data or a valid command, the
computer decoded a label, or the computer decoded
the last row of a two-dimensional bar code.
Three low beeps You entered or scanned an invalid command or data.
Low beep (every 15
seconds)
The battery is low. Replace or recharge the battery as
soon as possible.
Low beep, high beep Your 802.1x CK30 has been authenticated
High beep, low beep Your 802.1x CK30 is not authenticated. For help, see
“Problems While Configuring 802.1x Security” in
Chapter 4.
Click You pressed a key. You can use the Configuration
Utility to change the volume of the keyclick.