• Code: 84
• Description: Replace color PC units CMY PC cartridges exhausted All color PC cartridges require replacing.
• Remedy: 1 Check the CMY PC cartridges. Is the above component properly installed? Go to step 2. Reinstall the CMY PC cartridges. Go to “PC cartridge unit removal”. 2 Replace the CMY PC cartridges. Does the error remain? Go to step 3. Problem solved. 3 Perform a POR. Does the error remain when the power is turned off/on again? Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal”. Problem solved.

• Code: 84
• Description: Unsupported (color) PC unit (Color) PC cartridge invalid A (color) PC cartridge of an incorrect specification is installed.
• Remedy: 1 Check the appropriate PC cartridge. Is the above component properly installed? Go to step 2. Reinstall the appropriate PC cartridge. Go to “PC cartridge unit removal”. 2 Replace the appropriate PC cartridge. Does the error remain? Go to step 3. Problem solved. 3 Perform a POR. Does the error remain when the power is turned off/on again? Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal”. Problem solved.

• Code: 841.00
• Description: Service image pipeline Image pipeline ASIC failure The image pipeline for processing the data that comes from the scanner, prior to being printed, has 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 RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 842.00
• Description: Service scanner failure Scanner communication failure Controller detected a communication failure. Communication timeout.
• Remedy: 1 Check the scanner interface cable assembly connection between the RIP card assembly and the scanner unit assembly. Is the scanner interface cable assembly connected properly? Go to step 2. Replace the connection. 2 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly? Go to step 3. Connect each connector of the scanner controller card assembly properly. 3 Perform a POR. Does the error remain when the power is turned off/on? Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal”. Go to step 4. Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on again? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 842.01
• Description: Service scanner failure Scanner communication failure Controller detected a communication failure packet timeout.
• Remedy: 1 Check the scanner interface cable assembly connection between the RIP card assembly and the scanner unit assembly. Is the scanner interface cable assembly connected properly? Go to step 2. Replace the connection. 2 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly? Go to step 3. Connect each connector of the scanner controller card assembly properly. 3 Perform a POR. Does the error remain when the power is turned off/on? Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal”. Go to step 4. Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on again? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 842.02
• Description: Service scanner failure Scanner communication failure Controller detected a communication failure. Invalid message checksum.
• Remedy: 1 Check the scanner interface cable assembly connection between the RIP card assembly and the scanner unit assembly. Is the scanner interface cable assembly connected properly? Go to step 2. Replace the connection. 2 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly? Go to step 3. Connect each connector of the scanner controller card assembly properly. 3 Perform a POR. Does the error remain when the power is turned off/on? Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal”. Go to step 4. Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on again? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 842.03
• Description: Service scanner failure Scanner communication failure Controller detected a communication failure. Invalid message parameter(s).
• Remedy: 1 Check the scanner interface cable assembly connection between the RIP card assembly and the scanner unit assembly. Is the scanner interface cable assembly connected properly? Go to step 2. Replace the connection. 2 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly? Go to step 3. Connect each connector of the scanner controller card assembly properly. 3 Perform a POR. Does the error remain when the power is turned off/on? Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal”. Go to step 4. Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on again? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.

• Code: 842.04
• Description: Service scanner failure Scanner communication failure Controller detected a communication failure. Invalid message command.
• Remedy: 1 Check the scanner interface cable assembly connection between the RIP card assembly and the scanner unit assembly. Is the scanner interface cable assembly connected properly? Go to step 2. Replace the connection. 2 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly? Go to step 3. Connect each connector of the scanner controller card assembly properly. 3 Perform a POR. Does the error remain when the power is turned off/on? Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal”. Go to step 4. Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on again? Replace the RIP card assembly. Go to “RIP card assembly removal”. Problem solved.