• Code: 125
• Display: Service Call 125: Error
• Description: Error detected at MT home position.
• Remedy: 1) Is error message displayed? 2) Does error reoccur?
  Turn ON power again. Replace MT.

• Code: 126
• Display: Turn power OFF and wait 126: Dew error
• Description: Sensor dew error.
• Remedy: Sensor dew error detected. Turn ON power after a while.

• Code: 127
• Display: Service Call 127: Error
• Description: Error detected at the fuser unit cooling fan.
• Remedy: 1) Does the fuser unit cooling fan operate? 2) Does the error repeat after fuser unit cooling fan replacement?
  Replace the fuser unit cooling fan. Replace the engine control PWB (K7N). Replace the engine control PWB (K7N).

• Code: 130
• Display: Service Call 130: Error
• Description: Temperature rise detected at LED head.
• Remedy: 1) Is error message displayed? 2) Does error reoccur?
  Leave alone for 30 min. Turn power OFF. Leave for 30 min., then turn power ON. Replace LED head.

• Code: 131 ... 134
• Display: Service Call 131: Y Head 132: M Head 133: C Head 134: K Head
• Description: Same unit not detected upon power ON or opening cover.
• Remedy: 1) Is error message displayed? 2) Is LED head properly set? 3) Does error reoccur?
  Confirm that LED head is set properly. Turn power ON again. Replace LED head assembly.

• Code: 140 ... 143
• Display: Service Call 140: Y ID 141: M ID 142: C ID 143: K ID
• Description: Error detected at proper ID position.
• Remedy: 1) Is error message displayed? 2) Does error reoccur?
  Turn power ON again. Replace drum contacct assembly.

• Code: 150 ... 153
• Display: Service Call 150: Y 151: M 152: C 153: K
• Description: When a fuse could not be disconnected in the ID unit.
• Remedy: Is ID unit set properly? Check cable connections and replace engine board.

• Code: 154 ... 155
• Display: Service Call 154: Error Service Call 155: Error
• Description: When belt unit fuse cannot be disconnected. When fuser unit fuse cannot be disconnected.
• Remedy: Is belt unit set properly? Is fuser unit set properly?
  Check cable connections and replace engine board. Check cable connections and replace engine board.