• Code: 88
• Description: Toner low Toner cartridge near empty The toner cartridge needs to be replaced soon.
• Remedy: 1 Does the toner cartridge contain toner? Go to step 2. Replace the toner cartridge. 2 Check the toner cartridge for proper installation. Remove the toner cartridge and reinstall it. Does it install properly? Problem solved Go to step 3. 3 Check the gear rotation in the toner cartridge guide assembly. Remove the toner cartridge guide assembly. Does the gear, located at the lower part of the toner cartridge guide assembly, rotate smoothly? Go to step 4. Replace the toner guide assembly. 4 Check the toner cartridge guide assembly for pipe clogging. Is the pipe, located at the lower part of the toner cartridge guide assembly, clogged? Go to step 5. Clean the pipe. 5 Check the toner add motor assembly for operation. Warning: Only perform this test in segments of three seconds or less or toner spill will occur. 1. Enter the Diagnostics Menu. 2. Touch MOTOR TESTS. 3. Touch Printer Motor Test. 4. Touch Toner add motor. Does the motor rotate normally? Go to step 7. Go to step 6. 6 Check the toner add motor assembly connection. Is the toner add motor assembly properly connected? Replace the toner add motor assembly. Go to “Toner add motor assembly removal”. Replace the connection. 7 Perform a print test. Does the error continue? Replace the printer engine card assembly. Go to “Printer engine card assembly removal”. Problem solved.

• Code: 88
• Description: Replace toner Toner cartridge empty All toner in the toner cartridge is consumed, or toner supply is clogged.
• Remedy: 1 Check remaining toner. Does the toner cartridge contain toner? Go to step 2. Replace the toner cartridge. 2 Check the toner cartridge for proper installation. Remove the toner cartridge and reinstall it. Does it operate properly? Problem solved. Go to step 3. 3 Check the toner cartridge guide assembly. Remove the toner cartridge guide assembly. Does the gear, located on the lower part of the toner cartridge guide assembly, rotate smoothly? Go to step 4. Replace toner cartridge guide assembly. 4 Check the pipe, located on the lower part of the toner cartridge for debris. Is the pipe, located on the lower part of the toner cartridge guide assembly, clogged? Go to step 5. Clean the pipe. 5 Check the sensor (RFID toner cartridge) for proper installation. Go to step 6. Install the sensor (RFID toner cartridge) correctly. 6 Check the sensor (RFID toner cartridge) for proper connection. Replace the sensor (RFID toner cartridge). Go to “Toner cartridge guide assembly removal” Replace the connection. 7 Check the toner add motor assembly for operation. Warning: Only perform this test in segments of three seconds or less, or toner spill will occur. Remove the top cover assembly. Go to “Top cover assembly removal”. Override the switch (printer front door interlock) 1. Enter the Diagnostics Menu. 2. Touch MOTOR TESTS. 3. Touch Printer Motor Test. 4. Touch Toner add motor. Observe the toner add motor for rotation. Note: When performing this test, the drum unit motor will also operate. Does the motor rotate normally? Go to step 9. Go to step 8. 8 Check the toner add motor assembly connection. Is the toner add motor assembly properly connected? Replace the toner add motor. “Toner cartridge guide assembly removal”. Replace the connection. 9 Perform a print test. Does the error continue? Replace the printer engine card assembly. Go to “Printer engine card assembly removal”. Problem solved.

• Code: 900.XX
• Description: Service RIP software RIP card assembly software failure A failure has occurred in the RIP card assembly software.
• 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? Replace the RIP card assembly. Go to “RIP card assembly removal”. Go to step 3. Problem solved. 3 Perform a print test. Does the error still occur? Replace the printer engine card assembly. Go to “Printer engine card assembly removal”. Problem solved.

• Code: 903.00
• Description: Service engine error RAM read/write check failure Read/write of RAM on the printer engine card assembly failed.
• 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? Replace the printer engine card assembly. Go to “Printer engine card assembly removal”. Go to step 3. Problem solved. 3 Perform a print test. Does the error still occur? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 904.00
• Description: Service engine error NVM data failure A data error of NVM on the printer engine card assembly occurred.
• 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? Replace the printer engine card assembly. Go to “Printer engine card assembly removal”. Go to step 3. Problem solved. 3 Perform a print test. Does the error still occur? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 905.00
• Description: Service engine error NVM read/write cannot be executed failure Read/write of the NVM on the printer engine card assembly failed.
• 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? Replace the printer engine card assembly. Go to “Printer engine card assembly removal”. Go to step 3. Problem solved. 3 Perform a print test. Does the error still occur? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 906.00
• Description: Service engine error CPU power to access NVM failure An internal process for data write of the NMVM on the printer engine card assembly failed.
• 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? Replace the printer engine card assembly. Go to “Printer engine card assembly removal”. Go to step 3. Problem solved. 3 Perform a print test. Does the error still occur? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 907.00
• Description: Service engine error RFID ASIC failure The RFID control circuit failed.
• 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 Check connector P419 on the printer engine card assembly. Is connector P419 on the printer engine card assembly properly connected? Replace the printer engine card assembly. Go to “Printer engine card assembly removal”. Go to step 4. Replace the connection. 4 Perform a print test. Does the error still occur? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.