User's Manual

84 Industrial CPT-8500 Reference Manual
The reader does not decode after scanning…
Unreadable barcode -
9 Check if the barcode is defaced. A defaced barcode may not be readable.
Un-programmed to read -
9 Check if the scanner is programmed to read the symbologies (types of barcode) that you are
trying to read.
9 Try scanning a test barcode of the symbology you are trying to read.
Dirty scan window-
9 Check if the barcode is defaced. A defaced barcode may not be readable.
Out of scanning range -
9 Try adjusting the scanning distance from the scanner to the barcode.
The terminal cannot transmit/receive data to/from a host computer or other devices…
Over IrDA port -
9 Make sure the terminal's infrared port is pointed directly to the infrared port of another IrDA
device. The distance between the terminal and a target device is within proper range, and no
obstacles in between. Try to establish connection again.
Via Bluetooth -
9 Make sure the distance between the terminal and a target device is within proper range. Try to
establish connection again.
9 Check if the relevant settings are correct. (see 4.1.7
)
9 Check if the connection is working properly. (see 4.1.7)
Over RS-232 port via Cradle -
9 Check if the RS-232 connection is correct and secured.
9 Make sure the serial port parameters on the host are configured to match the serial parameters
on the terminal. Try to establish connection again.
9 Make sure the terminal is well seated inside the cradle. DO NOT remove the terminal or
disconnect the cradle before communications are done.
9 If the problem persists, run the IR Echo Test to check the IR interface between the terminal and
the cradle. (see 4.1.3
)