Display: CLOSE TOP /REAR COVER E5 -FACE UP TRY OPEN
Description: The Cover Assy Front and/or the Cover Rear are/ is open. The Cover Assy Rear Face Up is open.
Remedy: 1 INITIAL ANALYSIS Inspect the following components. • PWBA HKB26 MCU • PWBA LVPS • Switch Assy I/L Rear • Cover Rear Are they compatible with your printer version, correctly installed, not damaged, deformed, or contaminated? Go to step 2. Replace the problem components. 2 SWITCH ASSY I/L REAR ANALYSIS 1. Check the Switch Assy I/L Rear using SENSOR/SWITCH CHECK. 2. Open and close the Cover Rear . Does the Switch Assy I/L Rear function correctly and increment the Sensor Check number on the screen each time you actuate it? Go to step 3. Replace the Switch Assy I/ L Rear . 3 SWITCH ASSY I/L REAR ANALYSIS Check the voltage between P/J30-2 and P/J30-1. Is there +24VDC between P/J30-2 and P/J30-1 with the Cover Rear closed? Replace the Cover Rear . Replace the PWBA HKB26 MCU .
Code: J3
Display: EP CARTRIDGE NOT IN POSITION
Description: The CRU is not installed or installed not in the position.
Remedy: 1 Inspect the following components. • CRU • Sensor Assy CRU • Harness Assy CRU SNS (J25-J251) • PWBA HKB26 MCU Are they compatible with your printer version, correctly installed, not damaged, deformed, or contaminated? Go to step 2 Replace the problem components 2 Reinstall the CRU. Does the J3 error still appear? Go to step 3. Problem is solved. 3 HARNESS ASSY CRU SNS (J25-J251) ANALYSIS 1. Disconnect J25 from the PWBA HKB26 MCU and J251 from the Sensor Assy CRU. 2. Check the continuity between J25-1 <=> J251-4, and J25-2 <=> J251-3. Is there the continuity between J25-1 <=> J251-4, and J25- 2 <=> J251-3? Replace the PWBA HKB26 MCU . Replace the Harness Assy CRU SNS.
Code: J5
Display: J5:LOW TONER NEED TO REPLACE PLEASE WAIT
Description: The CRU is nearing end of life and needs to be replaced soon.
Remedy: 1 Inspect the following components. • CRU • Toner Sensor • Harness Assy Toner Sensor (J42-J421) • Harness Assy Conn (J23-J231) • PWBA Conn • PWBA HKB26 MCU Are they compatible with your printer version, correctly installed, not damaged, deformed, or contaminated? Go to step 2 Replace the problem components 2 Replace the CRU with new one. Does the J5 error still appear? Go to step 3. Problem is solved. 3 HARNESS ASSY TONER SENSOR (J42-J421) ANALYSIS Check the continuity between J42-1 <=> J421-4, J42-3 <=> J421-2, and J42-4 <=> J421-1. Is there the continuity between J42-1 <=> J421-4, J42-3 <=> J421-2, and J42-4 <=> J421-1? Go to step 4. Replace the Harness Assy Toner Sensor 4 PWBA CONN ANALYSIS 1. Disconnect J42 and J231 from the PWBA Conn. 2. Check the continuity between P42-4 <=> P231-9, P42-3 <=> P231-11, and P42-1 <=> P231-11. Is there the continuity between P42-4 <=> P231-9, P42-3 <=> P231-11, and P42-1 <=> P231-11? Go to step 5. Replace the PWBA Conn 5 Harness Assy Conn (J23-J231) ANALYSIS 1. Disconnect J231 from the PWBA Conn and J23 from the PWBA HKB26 MCU. 2. Check the continuity between J23-8 <=> J231-9, J23-6 <=> J231-11, and J23-5 <=> J231-12. Is there the continuity between J23-8 <=> J231-9, J23-6 <=> J231-11, and J23-5 <=> J231-12? Replace the PWBA HKB26 MCU Replace the Harness Assy Conn (J23- J231)
Code: P1
Display: FUSER PAUSE
Description: The printer received a SET PAUSE command.
Remedy: 1 Inspect the following components. • PWBA HKB26 MCU Are they compatible with your printer version, correctly installed, not damaged, deformed, or contaminated? Go to step 2 Replace the problem components 2 Turn the Main Power OFF and ON. Does the P1 error still appear? Replace the PWBA HKB26 MCU . Problem is solved.
Code: U1
Display: U1:MOTOR FAIL
Description: There is a problem with the Motor Assy Main. 1. The rotation speed of the Motor Assy Main is less than specified rpm and the state of a printer does not turn READY, after the Motor Assy Main started rotating 1.3 seconds passed. 2. The fail is detected during the Fan on operation.
Remedy: 1 INITIAL ANALYSIS Inspect the following components. • Motor Assy Main • PWBA HKB26 MCU • Gear Assy Drive • PWBA HKB PS Are they compatible with your printer version, correctly installed, not damaged, deformed, or contaminated? Go to step 2. Replace the problem components. 2 MOTOR ASSY MAIN ANALYSIS Use MAIN MOTOR TEST to check the Motor Assy Main . Does the Motor Assy Main run? Replace the PWBA HKB26 MCU . Go to step 3. 3 MOTOR ASSY MAIN ANALYSIS 1. Remove the Motor Assy Main from the Gear Assy Drive . Do not unplug the Motor Assy Main from the PWBA HKB26 MCU . 2. Use MAIN MOTOR TEST to check the Motor Assy Main. Does the Motor Assy Main run? Replace the Gear Assy Drive . Go to step 4. 4 MOTOR ASSY MAIN ANALYSIS Check the voltage between P/J291-9 <=> P/J291-6, P/J291-8 <=> P/J291-5 and P/J291-7 <=> P/J291-4. Is there +24VDC between P/J291-9 <=> P/J291-6, P/J291-8 <=> P/J291-5 and P/J291-7 <=> P/J291-4 on the Motor Assy Main? Replace the Motor Assy Main . Go to step 5. 5 PWBA HKB26 MCU ANALYSIS Check the voltage between P/J29-1 <=> P/J29-4, P/J29-2 <=> P/J29-5 and P/J29-3 <=> P/J29-6. Is there +24VDC between P/J29-1 <=> P/J29-4, P/J29-2 <=> P/J29-5 and P/J29-3 <=> P/J29-6 on the PWBA HKB26 MCU? Replace the PWBA HKB26 MCU . Go to step 6. 6 PWBA HKB PS ANALYSIS Check the voltage between P/J281-1 <=> P/J281-4, P/J281-2 <=> P/J281-5 and P/J281-3 <=> P/J281-6 on the PWBA LVPS Is there +24VDC between the each P/J281-1 <=> P/J281-4, P/J281-2 <=> P/J281-5 and P/J281-3 <=> P/J281-6 on the PWBA HKB26 MCU? Replace the PWBA HKB26 MCU . Replace the PWBA HKB PS
Code: U2
Display: U2:ROS FAIL
Description: There is a problem with the ROS Assy. 1. BD signal intervals are longer than specified value after ROS Motor start rotating. 2. After the interval of transmitting /BD signal reaches the specified value, the interval is longer than the specified value. 3. When the laser power does not reach the specified value.
Remedy: 1 INITIAL ANALYSIS Inspect the following components. • ROS Assy • PWBA HKB26 MCU • PWBA HKB PS • CRU • Harness Assy ROS (J21-J211, J212, J213) • Harness Assy VDO (J22-J233) Are they compatible with your printer version, correctly installed, not damaged, deformed, or contaminated? Go to step 2. Replace the problem components. 2 NVRAM ANALYSIS Check the parameter using ADJUSTMENT MODE MENU. Is the parameters set correctly? Go to step 3. Set correct paramete.r 3 ROS MOTOR ANALYSIS 1. Check the ROS Motor using ROS MOTOR TEST. 2. If you cannot hear the ROS Motor running, unplug P/J29 (Motor Assy Main). Can you hear the ROS Motor running before the U2 code appears? Go to step 4. Go to 6.3 ROS Assy Failure. 4 LD DIODE ANALYSIS 1. Disconnect P/J22 and P/J21 on the PWBA HKB26 MCU . 2. Close the Cover Assy Front . 3. Switch ON Main Power. 4. Check the voltage between P21-5 and P21-6. Is there +5 VDC between P21-5 and P21-6? Go to 6.3 ROS Assy Failure. Go to 6.1 PWBA HKB PS Failure (+3.3 VDC).