MAINTENANCE AND FAULT FINDING
5-8 EPT031055 Issue 2 September 2017
10 DSP list buffer 
empty.
There is no data 
available for the next 
print.
Coding file is at the last item, 
or data from external 
controller is late.
11 Encoder/Line too 
fast (overflow).
The message has not 
been completed in 
time.
Slow down the conveyor, 
reduce the mark time, or 
move the text upstream on 
the field.
12 Encoder/Line too 
slow (underflow.)
The message has not 
been completed in 
time.
Reduce the mark time or 
move the text upstream on 
the field.
13 List buffer repeat 
count fail.
Internal Fault. Restart the system, re-store 
backup. Contact Domino.
14 Maximum print to 
print distance 
exceeded.
The maximum 
distance between 
print go signals has 
been exceeded and 
an expected print go 
was not received.
Check the sensor is set up 
correctly, disable this function 
if the check is not needed.
15 Print start signal 
ignored.
A print go has been 
received too soon 
after the previous.
Check for switch bounce on 
the print go, check for a 
correctly set up sensor.
16 Maximum laser 
on time exceed 
(laser disabled by 
hardware).
The laser has been 
firing for longer than 
expected.
Contact Domino.
17 Laser warm up. The laser needs a 
short warm up period 
before it can be 
used.
Wait until this warning goes 
off before using the laser.
30 Scanhead power 
missing.
There is no +/-15v at 
the scanhead, or no 
data returning from 
scanhead.
Check connections to the 
print head.
31 Scanhead 
temperature out 
of valid range.
The scanhead is 
cold.
Wait for the heaters in the 
scanner motors to warm the 
scanners, the printer can be 
used but you may experience 
very minor position errors.
32 Scanhead 
warming up -
please wait.
The scanhead is 
cold.
Wait for the heaters in the 
scanner motors to warm the 
scanners, the printer can be 
used but you may experience 
very minor position errors.
33 Control unit over 
temperature.
The temperature in 
the controller is very 
cold or too hot.
Check that the fans are 
working and that the filters 
are not blocked.
Status Message Cause Suggested Action