Tres 900 - Troubleshooting Guide

Troubleshooting Guide
Troubleshooting

Guide
Q: Toconfirmthattheunitisoperatingproperly
f h b dbl h d d h
–
Con
f
irmt
h
e
b
eeperisau
d
i
bl
ew
h
enagoo
d
tagispresente
d
orw
h
enpoweris
firstapplied.Ifitisnot,removepower.
– CheckthattheRED andBLACK wiresareinstalledcorrectly
Che k the olta e at the Reader pi tail
able
if o nder abled the olta e
–
Che
c
k

the
v
olta
g
e

at

the

Reader

pi
g
tail
c
able
,
if
y
o
uu
nder
c
abled

the
v
olta
g
e

dropwouldbetoomuchtopoweruptheReader.
Q: Readerjustbeepsandkeepsbeeping,about3xpersecond
–
Not enough power from the power supplier Insufficient power
–
Not

enough

power

from

the

power

supplier
,
Insufficient

power
,
– CheckthevoltageattheReaderpigtailcable,if youundercabledthevoltage
dropwouldbetoomuchtopoweruptheReader.Verifythevoltagesuppliedto
theReaderisbetween8and16VDC
Q: Readerdoesnotrecognizeatag(nobeep,nooutputtedtagdata)
– Ifnobeep,checktoseeifanothertagworks,maybedamagedtag.VerifyReader
operationsbyconnectingtoacomputer throughtheRS232portandrunninga
RevC
Terminalprogram.
20