R5906848 /04 DP2K SLP Series 355
Code 20252: “LDM 1 – Mains voltage too low”
Situation Solution
Wiring issue Check wiring between LDM and the mains. Replace the power cable if
necessary.
Malfunction mains voltage See Mains voltage errors.
Code 20255: “LDM 1 – mains voltage too high”
For this error the same troubleshooting table can be applied to as for code 20252: “LDM 1 — Mains voltage
too low”.
Code 20259: “LDM 1 – Heatsink PFC temperature too high”
Situation Solution
Problem with cooling of the
LDM
Check the projector filters. Clean or replace them if necessary.
Check the LDM fans. Replace them if necessary. See service procedure
“Removing a fan from an LDM”, page 51.
Malfunction Laser Driver
Module
Replace the LDM. See service procedure “Replacing a Laser Drive
Module”, page 56.
Code 20260: “LDM 1 – heatsink PFC temperature sensor short”
Situation Solution
Malfunction Laser Driver
Module
Replace the LDM. See service procedure “Replacing a Laser Drive
Module”, page 56.
Code 20261: “LDM 1 – heatsink PFC temperature sensor open”
Situation Solution
Malfunction Laser Driver
Module
Replace the LDM. See service procedure “Replacing a Laser Drive
Module”, page 56.
Code 20265: “LDM 1 – heatsink pfc aux temperature too high”
For this error the same troubleshooting table can be applied to as for code 20259: “LDM 1 — heatsink pfc
temperature too high”.
Code 20266: “LDM 1 – heatsink pfc aux temperature sensor short”
For this error the same troubleshooting table can be applied to as for code 20260: “LDM 1 — heatsink pfc
temperature sensor short”.
Code 20267: “LDM 1 – heatsink pfc aux temperature sensor open”
For this error the same troubleshooting table can be applied to as for code 20261: “LDM 1 — heatsink pfc
temperature sensor open”.
Code 20271: “LDM 1 – heatsink rectifier temperature too high”
For this error the same troubleshooting table can be applied to as for code 20259: “LDM 1 — heatsink pfc
temperature too high”.
Code 20272: “LDM 1 – heatsink rectifier temperature sensor short”
For this error the same troubleshooting table can be applied to as for code 20260: “LDM 1 — heatsink pfc
temperature sensor short”.
Troubleshooting