R5906848 /04 DP2K SLP Series354
Group 20187: “LCM 1 – Air drawn in temperature sensor open”
Situation Solution
Temperature sensor
unplugged
Check / reseat temperature cable on the LCB (J406).
Defective LCB Replace the Laser Control Board (LCB). See service procedure “Replacing
the Laser Control Board (LCB)”, page 64.
Malfunctioning temperature
sensor
Replace the Light Source. See procedure “Laser Phosphor Light Source”,
page 59.
Code 20240: “LDM 1 – 15 vm voltage too low”
Situation Solution
Malfunction Laser Driver
Module
Replace the LDM. See service procedure “Replacing a Laser Drive
Module”, page 56.
Code 20243: “LDM 1 – 15 VM voltage too high”
Situation Solution
Malfunction Laser Driver
Module
Replace the LDM. See service procedure “Replacing a Laser Drive
Module”, page 56.
Code 20244: “LDM 1 – 380 vm voltage too low”
Situation Solution
Malfunction Laser Driver
Module
Replace the LDM. See service procedure “Replacing a Laser Drive
Module”, page 56.
Code 20247: “LDM 1 – 380 vm voltage too high”
Situation Solution
Malfunction Laser Driver
Module
Replace the LDM. See service procedure “Replacing a Laser Drive
Module”, page 56.
Code 20248: “LDM 1 – 380 vma voltage too low”
Situation Solution
Malfunction Laser Driver
Module
Replace the LDM. See service procedure “Replacing a Laser Drive
Module”, page 56.
Code 20251: “LDM 1 – 380 vma voltage too high”
Situation Solution
Malfunction Laser Driver
Module
Replace the LDM. See service procedure “Replacing a Laser Drive
Module”, page 56.
Troubleshooting