Printronix T5204R Administrator's Manual page 311

Table 18. LCD Message Troubleshooting (continued)
Displayed Message
Ambient light
Validator failure
BAD NVM CALL 1
BAD NVM CALL 2
BAD NVM CALL 3
BAD NVM CALL 4
BAD NVM CALL A
BAD VFU CHANNEL
BAR CODE
IMPROPER
Data Format
BAR CODE QUIET
Zone too small
BUFFER
OVERFLOW
Can User
Explanation
Correct?
Yes Ambient light is
compromising proper
scanning.
NOTE: The Validator
scanning laser cannot
work properly in a
room with excessive
ambient light, including
direct sunlight.
Yes Printer firmware code
error.
Yes The user tried to use
an undefined VFU
channel.
Yes Data validation error:
improper data format.
Yes Data validation error:
Quiet Zone error.
Yes Host sent data after the
printer buffer was full
(serial interface).
Fault Messages
Solution
1. Minimize the ambient light
around the validator. This
may require moving the
printer to a darker area of
the room.
2. Press the PAUSE key to
clear the fault message.
1. Cycle power.
2. If the problem persists,
follow the instructions for
"Diagnostics for E0xx, Bad
NVM, or ILL NVM Errors"
on page 299 and contact
your authorized customer
service representative.
Use defined channels.
Fix application so it sends data
in the correct bar code format.
1. Fix application.
2. Disable Quiet Zone Error
reports.
1. Make a configuration
printout.
2. Verify that the printer
matches the host serial
interface configuration
settings for Data Protocol,
Baud Rate, Data Bits, Stop
Bits, Parity, Data Terminal
Ready, and Request to
Send.
7. Set printer serial interface
parameters to match those
of the host.
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