4. Troubleshooting
Code 5233: “lens v ertical shift position - requested target not reached” (Warning)
Situation Solution
The activated lens file does not
correspond with the lens m ounted
on the projector.
Activate a lens file which does correspond w ith the mounted lens or mount an othe r lens
which correspond with the lens file you want to activate.
Corrupt lens file. Delete all current lens files and create new lens files. Note that each time the lens
is removed new lens files has to be created. Setup all new lens filesawayfromthe
maximum limitation of the lens z oom. It is possible that lens file was originally created at
the maxim um or minimum zoom capabilities of the lens zoom. Program correct lens type
into com mun icator under Advanced/lens parameters and recreate the lens files.
The final lens position lays very
close to the mechanical limits which
disable the motorized lens position.
Position the lens m anually, or reposition the projector so that the lens pos ition lies further
away from the mechanical limits, or try to use another lens which range is more s uitable.
Setup all new lens files away from the max imum limitation of the lens z oom. It is possible
that lens file was originally created at the ma ximum or minimum zoom capabilities of
the lens zoom. Program correct lens type into comm unicator un der Advanced/lens
parameters a nd recreate the lens files.
Disconnected wire unit of the vertical
shift motor of the m otorized lens
holder.
Remove the front cover of the pr ojector and c heck if the wire unit is connected with the
shift motor. See r eference 1 image 4-21.
Disconnected w ire unit on the Signal
Backplane
Remove the front cover of the projector and check if the w ire unit (reference 2
image 4-2 1) is connected w ith the Signal bac kplane.
Malfunction Fan C ontrol bo ard. Replace the Fan Control board. See "Removing a board in the card cage", page 213.
Malfunction shift motor of th e
motorized lens holder.
Use the loc al k eypad to shift the image on the screen vertically. If unsuccessful, replace
the vertical shift m otor of the motorized lens holder.
Malfunction Signal Backplane (bad
connection).
Replace the Signal Backplane, s ee " Replacement of the signal back plane", page 231.
Malfunction SM PS board which
supplies p ower to the lens.
Replace the SMPS board. See "Replaceme nt of the Switched M ode Power Supply",
page 281.
2
1
Image 4-21
Vertical lens shift connection
Code 5253: “dmd red fan - speed low” (Warning)
Situation Solution
Wire unit of t he fan disconnected. Check if the wire unit of the fan is c
onnected w ith the Signal backplane See reference
2 image 4-22.
Check t he fan connection with the w ire unit to the signal bac kplane. See reference
1 image 4-22.
Blocked fan. Unblock the fan. Ensure that the fan can turn freely.
Damaged wire u nit.
Check if the wire unit of the fan is not damaged. Repair if possible, otherwise replace
with new one.
Fan end of life. Replace the fan.
Malfunction Fan & Motor Control
Board
Replace the F an & Motor Control Board. See "Removing a board in the card cage",
page 213.
R5905043 DP2K-12C/11CX 19/02/2018 41
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