• Code: 126.04
• Description: Service fuser error Fuser driver freeze failure
• Remedy: 1 Remove the sub LVPS PCBA. Go to “Sub LVPS PCBA removal” . Check the fuser driver PCBA. Is the above component properly connected? Go to step 2. Replace the connections. 2 Replace the fuser driver PCBA. Go to “Fuser driver 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: 126.05
• Description: Service fuser error Fuser driver high voltage error
• Remedy: 1 Remove the fuser cooling fan. Go to “Fuser cooling fan removal” . Replace the fuser driver PCBA. Go to “Fuser driver PCBA removal” . Does the error remain? 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: 126.06
• Description: Service fuser error Fuser driver low voltage error
• Remedy: 1 Remove the fuser cooling fan. Go to “Fuser cooling fan removal” . Replace the fuser driver PCBA. Go to “Fuser driver PCBA removal” . Does the error remain? 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: 126.07
• Description: Service fuser error Fuser driver suge failure
• Remedy: 1 POR the machine. Does the error continue? Replace the fuser driver PCBA. Go to “Fuser driver PCBA removal” . Problem resolved

• Code: 126.08
• Description: Service fuser error IGBT high temperature error
• Remedy: 1 Check the fuser driver PCBA. Is the above component properly connected? Go to step 2. Replace the connections. 2 Replace the fuser driver PCBA. Go to “Fuser driver 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: 126.09
• Description: Service fuser error IGBT temperature sensor failure
• Remedy: 1 Check the fuser driver PCBA. Is the above component properly connected? Go to step 2. Replace the connections. 2 Replace the fuser driver PCBA. Go to “Fuser driver 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: 126.12
• Description: Service fuser error Input low current error
• Remedy: 1 Remove the sub LVPS PCBA. Go to “Sub LVPS PCBA removal” . Check the fuser driver PCBA. Is the above component properly connected? Go to step 2. Replace the connections. 2 Replace the fuser driver PCBA. Go to “Fuser driver PCBA removal” . Does the error remain? Go to step 3. Problem resolved 3 Replace the fuser assembly. Go to “Fuser assembly removal” . Does the error remain? Go to step 4. Problem resolved 4 POR the machine. Does the error continue? Replace the upper printer engine PCBA. Go to “Upper printer engine PCBA removal” . Problem resolved

• Code: 132.01
• Description: Service engine error ATC sensor(K) failure
• Remedy: 1 Check the path from the toner cartridge to the developer. Is the above component free from obstacles? Go to step 2. Remove the toner blockages, including internal clogs inside the developer and toner cartridge. 2 Check the ATC sensor PCB. Is the above component properly connected? Go to step 3. Replace the connections. 3 Remove the ATC sensor PCB. Go to “ATC sensor PCB removal” . Does the error remain? Go to step 4. Problem resolved 4 Check the toner dispense motor for proper operation. When performing motor tests, ensure that all cover and door interlock switches are overridden. 1.Enter the Diagnostics Menu. 2.Touch MOTOR TESTS. 3.Touch PRINTER MOTOR TESTS. 4.Touch K toner dispense motor. Does the above component operate properly? Go to step 6. Go to step 5. 5 Check the toner dispense motor for proper connection. Is the above component properly connected? Replace the toner dispense motor. Go to “Toner dispense motor removal” . Replace the connections. 6 Check the developer motor for proper operation. When performing motor tests, ensure that all cover and door interlock switches are overridden. 1.Enter the Diagnostics Menu. 2.Touch MOTOR TESTS. 3.Touch PRINTER MOTOR TESTS. 4.Touch Developer motor. Does the above component operate properly? Go to step 8. Go to step 7. 7 Check the developer motor for proper connection. Is the above component properly connected? Replace the PC/developer drive motor. Go to “PC/developer drive motor removal” . Replace the connection. 8 POR the machine. Does the error continue? Replace the lower engine PCBA. Go to “Lower engine PCBA removal” . Go to step 9. Problem resolved 9 POR the machine. Does the error continue? Replace the upper printer engine PCBA. Go to “Upper printer engine PCBA removal” . Problem resolved