• Code: 940.03
• Description: Service data error Controller communication failure
• Remedy: 1 Check the bridge controller PCBA connections. Are the above connections properly connected and not damaged? Go to step 2. Connect the components properly and replace damaged connections. 2 Replace the bridge PCBA. Go to “Bridge PCBA removal” . Does the error remain? Go to step 3. Problem resolved 3 POR the machine. Does the error continue? Replace the upper printer engine PCBA. Go to “Upper printer engine PCBA removal” . Problem resolved

• Code: 940.04
• Description: Service data error IM logic failure
• Remedy: 1 Install the correct firmware. Does the problem persist? Go to step 2. Problem resolved 2 POR the machine. Does the error continue? Replace the upper printer engine PCBA. Go to “Upper printer engine PCBA removal” . Problem resolved

• Code: 951.xx
• Description: Service NVRAM failure RIP card assembly NVRAM failure
• 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, then 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 PCBA removal” . Problem solved.

• Code: 953.xx
• Description: Service NVRAM failure Operator panel assembly NVRAM failure
• 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, then 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 operator panel assembly. Go to step 3. Problem reolved 3 Perform a print test. Go to “PRINT TESTS” . Does the error still occur? Replace the RIP PCBA. Go to “RIP PCBA removal” . Problem resolved

• Code: 955.xx
• Description: Service Code CRC error RIP card assembly NAND CRC failure
• 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, then 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 PCBA. Go to “RIP PCBA removal” . Problem resolved

• Code: 956.00
• Description: Service system board error RIP card assembly processor failure
• 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, then 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 PCBA. Go to “RIP PCBA removal” . Problem resolved

• Code: 956.01
• Description: Service system board error RIP card assembly processor over temperature failure
• 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, then 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 the RIP card cooling fan and heatsink for proper installation. Is the RIP card cooling fan and heatsink installed correctly? Replace the RIP card assembly. Go to “RIP PCBA removal” . Install the RIP card cooling fan and heatsink correctly.

• Code: 956.02
• Description: Service system board error RIP card assembly cooling fan failure
• 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, then 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 the RIP card assembly cooling fan and heatsink attachment. Is the above fan attached properly? Replace the RIP PCBA. Go to “RIP PCBA removal” . Reattach the RIP card assembly cooling fan and heatsink.