Piranha HS-xx RoHS User Manual
Teledyne DALSA
03-032-20013-03
115
To receive a com p lete line of raw vid eo d ata (w ithou t d igital p rocessing or test p attern)
throu gh the RS232 p ort, u se the com m and
gl
. The retu rned d ata d isp lays one p ixel valu e
after another and the m inim u m , m axim u m , and m ean valu e of the sam p led line. Use this
com m and to ensu re the p rop er vid eo inp u t range.
Probe the ou tp u t lines w ith an oscilloscop e. Disconnect the d igital cable from the cam era
and check the d igital signals at the ou tp u t of the cam era. Ensu re that the correct valu es
are p resent. Check all cable connections, esp ecially right at the connector; p oor
connections or broken w ires w ill cau se rand om ly changing bits or stu ck b its.
Horizontal Lines or Patterns in Image
A fau lty or irregu lar encod er signal m ay resu lt in horizontal lines d u e to exp osu re tim e
flu ctu ations; ensu re that you r exp osu re tim e is regu lar. If you have verified that you r
exp osu re tim e is consistent and p atterns of low frequ ency intensity variations still occu r,
ensu re that you are u sing a DC or high frequ ency light sou rce.
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