• Code: 907.00
• Description: Printhead error Printhead polygon mirror motor error The printhead polygon mirror motor has failed or does not rotate at the specified speed.
• Remedy: 1 Perform a POR. Does the error occur when the power is turned off/on? Go to step 2. Perform several print tests. If the problem remains, go to step 2. 2 Turn the printer off for 60 seconds. Does the error occur when the power is turned off/on again? Go to step 3. Problem solved. 3 Perform a POR. Does the error occur when the power is turned off/on? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 907.01
• Description: Printhead error SOS internal error The interval of the printhead start of scan Y signals exceed the specified value.
• Remedy: 1 Perform a POR. Does the error occur when the power is turned off/on? Go to step 2. Perform several print tests. If the problem remains, go to step 2. 2 Turn the printer off for 60 seconds. Does the error occur when the power is turned off/on again? Go to step 3. Problem solved. 3 Perform a POR. Does the error occur when the power is turned off/on? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 907.02
• Description: Printhead error SOS internal error The interval of the printhead start of scan M signals exceed the specified value.
• Remedy: 1 Perform a POR. Does the error occur when the power is turned off/on? Go to step 2. Perform several print tests. If the problem remains, go to step 2. 2 Turn the printer off for 60 seconds. Does the error occur when the power is turned off/on again? Go to step 3. Problem solved. 3 Perform a POR. Does the error occur when the power is turned off/on? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 907.03
• Description: Printhead error SOS internal error The interval of the printhead start of scan C signals exceed the specified value.
• Remedy: 1 Perform a POR. Does the error occur when the power is turned off/on? Go to step 2. Perform several print tests. If the problem remains, go to step 2. 2 Turn the printer off for 60 seconds. Does the error occur when the power is turned off/on again? Go to step 3. Problem solved. 3 Perform a POR. Does the error occur when the power is turned off/on? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 907.04
• Description: Printhead error SOS internal error The interval of the printhead start of scan K signals exceed the specified value.
• Remedy: 1 Perform a POR. Does the error occur when the power is turned off/on? Go to step 2. Perform several print tests. If the problem remains, go to step 2. 2 Turn the printer off for 60 seconds. Does the error occur when the power is turned off/on again? Go to step 3. Problem solved. 3 Perform a POR. Does the error occur when the power is turned off/on? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 907.05
• Description: Printhead error Printhead control error Operation error of the printhead ASIC in the printer engine. An error occurred during the read/write test.
• Remedy: 1 Perform a POR. Does the error occur when the power is turned off/on? Go to step 2. Perform several print tests. If the problem remains, go to step 2. 2 Turn the printer off for 60 seconds. Does the error occur when the power is turned off/on again? Go to step 3. Problem solved. 3 Perform a POR. Does the error occur when the power is turned off/on? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 908.00
• Description: Service engine error Waste toner full error After the sensor (waste toner full) turned on, the pixel count exceed the specified value.
• Remedy: 1 Reinstall the waste toner cartridge. Does the error remain? Replace the waste toner cartridge. Go to step 2. Problem solved. 2 Check the sensor (waste toner full) for proper operation. 1. Enter the Diagnostics Menu. 2. Touch BASE SENSOR TEST. 3. Touch Devices. 4. Touch Waste toner cartridge full. Does the display on the operator panel, change every time the sensing area of the above sensor is interrupted or blocked? Go to step 4. Go to step 3. 3 Check the sensor (waste toner full) for proper connection. Is the above component properly connected? Replace the sensor (waste toner full). Replace the connection. 4 Perform a POR. Does the error occur when the power is turned off/on? Replace the lower printer engine card assembly. Go to “Lower printer engine card assembly removal”. Problem solved.

• Code: 911.00
• Description: Service engine error 24V LVPS cooling fan error When the 24V LVPS cooling fan was operating, fan lock was detected for more than 30 seconds.
• Remedy: 1 Perform a POR. Does the error occur when the power is turned off/on? Go to step 2. Perform several print tests. If the problem remains, go to step 2. 2 Check the 24V LVPS cooling fan assembly for proper connection. Is the above component properly connected? Replace the 24V LVPS cooling fan assembly. Go to “24V LVPS cooling fan removal”. Replace the connection. 3 Perform a POR. Does the error occur when the power is turned off/on? Replace the lower printer engine card assembly. Go to “Lower printer engine card assembly removal”. Problem solved.