Barco DP2K-12C Service Manual page 63

Image 4-35
Mains and CTLB connection LPS
Code 5641: "lamp power supplies - lamp is on, but smps is off" (Error)
Situation
Malfunction SMPS module.
Malfunction LPS module.
Defect Signal Backplane.
Code 5642: "lamp power supplies - at least one lamp power supply could not be detected" (Error)
Situation
Main power cable disconnected
from one of the LPS units (reference
1image 4-35).
Malfunction of one of the LPS
units. The red LED "ERR" of the
malfunction LPS unit flashes fast.
Code 5643: "lamp power supplies - communication failed with at least one lamp power supply"
(Error)
Situation
Main power cable disconnected
from one of the LPS units (reference
1image 4-35).
Malfunction of one of the LPS
units. The red LED "ERR" of the
malfunction LPS unit flashes fast.
R5905043 DP2K-12C/11CX 19/02/2018
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Solution
Replace the SMPS module. See "Replacement of the Switched Mode Power Supply",
page 281.
Replace the LPS module. See "Lamp power supply", page 283 or "Lamp power supply
(single module)", page 291.
Replace the Signal Backplane. See "Replacement of the signal back plane", page 231.
Solution
Check if the main power cable is connected with the "MAINS INPUT" socket of the
LPS unit.
Replace the whole LPS module. See "Lamp power supply", page 283 or "Lamp power
supply (single module)", page 291.
Solution
Check if the main power cable is connected with the "MAINS INPUT" socket of the
LPS unit.
Replace the whole LPS module. See "Lamp power supply", page 283 or "Lamp power
supply (single module)", page 291.
4. Troubleshooting
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