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Các lỗi thường gặp

Code :
  • Code: L2
  • Description: Service Call Laser Unit Assembly Scanner motor (SM) is rotating abnormally.
  • Remedy: 1 Check LCN connection on laser assembly LDU board. Is connector properly connected? Go to step 2. Properly connect LCN cable. If error clears, problem solved, otherwise go to step 2. 2 Check LCN connection on engine controller board. Is cable properly connected? Go to step 3. Properly connect LCN cable. If error clears, problem solved, otherwise go to step 3. 3 Check cable that connects engine controller board LCN and LDU LCN connectors for continuity and shorted pins. Is cable okay? Replace laser unit assembly. “Upper right rear cover removal”. Go to step 4. Replace cable. Go to step 4. 4 Does error clear? Problem solved. Replace engine controller board. See “Engine controller board removal”.
  • Code: LL
  • Description: Service Call Laser Unit Assembly Laser power is lower than the output limit.
  • Remedy: 1 Check LCN connection on laser assembly LDU board. Is connector properly connected? Go to step 2. Properly connect LCN cable. If error clears, problem solved, otherwise go to step 2. 2 Check LCN connection on engine controller board. Is cable properly connected? Go to step 3. Properly connect LCN cable. If error clears, problem solved, otherwise go to step 3. 3 Check cable that connects engine controller board LCN and LDU LCN connectors for continuity and shorted pins. Is cable okay? Replace laser unit assembly. “Upper right rear cover removal”. Go to step 4. Replace cable. Go to step 4. 4 Does error clear? Problem solved. Replace engine controller board. See “Engine controller board removal”.
  • Code: N3
  • Description: Service Call HVPS Connection Improper connection between engine controller board and HVPS.
  • Remedy: 1 Turn printer off, and remove engine controller board shield. See “Engine controller board removal” for steps to remove shield. Is cable properly connected to BCN1 on the HVPS and the engine controller board HVCN connector? Go to step 2. Properly connect cable. Retest printer. If error clears, problem solved, otherwise go to step 2. 2 Turn printer off, and remove items to expose HVPS. See “High voltage power supply (HVPS) removal” for steps. Check for continuity and pin shorts of cable that connects engine controller board HVCN and HVPS BCN1. Is cable okay? Also ensure that there is no damage to the connectors on both boards. Replace HVPS. See “High voltage power supply (HVPS) removal”. Retest printer. If error clears, problem solved, otherwise turn printer off and replace engine controller board. See “Engine controller board removal”. Replace cable. Retest printer. If error clears, problem solved, otherwise turn printer off and replace engine controller board. See “Engine controller board removal”.
  • Code: N4
  • Description: Service Call Toner Empty Sensor Improper connection between engine controller board and toner sensor sender board.
  • Remedy: 1 Turn printer off. and remove engine controller board shield. See “Engine controller board removal” for steps to remove engine controller board shield. Is cable properly connected to engine controller board connector MCN8? Go to step 2. Properly connect cable. Retest printer. If error clears, problem solved, otherwise go to step 2. 2 Check the following for continuity between engine controller board MCN8 cable and toner empty sensor (sender-TPD) cable. See “Toner sensor (sender) removal” for steps to gain access to sensor cable. MCN8 Toner empty sensor sender pin 1 pin 1 pin 3 pin 2 pin 5 pin 3 Also check for shorted pins. Is cable okay? Go to step 3. Replace cable. Retest printer. If error clears, problem solved, otherwise go to step 3. 3 Replace toner empty sensor (sender-TPD). See “Toner sensor (sender) removal” for steps. Retest printer. Does error clear? Problem solved. Go to step 4. 4 Replace engine controller board. See “Engine controller board removal”. POR printer. Does error clear? Problem solved. Contact higher level support.
  • Code: N5
  • Description: Service Call Toner Empty Rcv Improper connection between engine controller board and toner sensor receiver board.
  • Remedy: 1 Turn printer off, and remove engine controller board shield. See “Engine controller board removal” for steps to remove engine controller board shield. Is cable properly connected to engine controller board connector MCN8? Go to step 2. Properly connect cable. Retest printer. If error clears, problem solved, otherwise go to step 2. 2 Check the following for continuity between engine controller board MCN8 cable and toner empty sensor (receiver-TTR) cable. See “Toner sensor (receiver) removal” for steps to gain access to sensor cable. MCN8 Toner empty sensor sender pin 2 pin 1 pin 4 pin 2 pin 6 pin 3 pin 8 pin 4 pin 9 pin 5 pin 10 pin 6 Also check for shorted pins. Is cable okay? Go to step 3. Replace cable. Retest printer. If error clears, problem solved, otherwise go to step 3. 3 Replace toner empty sensor (receiver-TTR). See “Toner sensor (receiver) removal” for steps. Retest printer. Does error clear? Problem solved. Go to step 4. 4 Replace engine controller board. See “Engine controller board removal”. POR printer. Does error clear? Problem solved. Contact higher level support.
  • Code: N6
  • Description: Service Call LFU Connection Improper connection between engine controller board and lower paper feed unit.
  • Remedy: 1 Turn printer off, and remove engine controller board shield. See “Engine controller board removal” for steps to remove shield. Is cable properly connected to engine controller board connector MCN6? Go to step 2. Properly connect cable. Retest printer. If error clears, problem solved, otherwise go to step 2. 2 Remove right cover. See “Right cover removal”. Check cable that connects engine controller board connector MCN6 to lower feed unit for continuity and pin shorts. Is cable okay? Go to step 3. Replace cable. 3 Replace lower feed unit. See “Secondary paper feed assembly removal”. Does error clear? Problem solved. Go to step 4. 4 Replace engine controller board. See “Engine controller board removal”. Does error clear? Problem solved. Contact higher level support.
  • Code: P6
  • Description: Service Call Pfeed Clutch Tray 2 Data communication error between engine controller board and LFU paper-feed clutch.
  • Remedy: 1 Turn printer off, and remove engine controller board shield. See “Engine controller board removal” for steps to remove shield. Is cable properly connected to engine controller board connector MCN6? Go to step 2. Properly connect cable. Retest printer. If error clears, problem solved, otherwise go to step 2. 2 Remove right cover. See “Right cover removal”. Check cable that connects engine controller board connector MCN6 to lower feed unit for continuity and pin shorts. Is cable okay? Go to step 3. Replace cable. 3 Replace lower feed unit. See “Secondary paper feed assembly removal”. Does error clear? Problem solved. Go to step 4. 4 Replace engine controller board. See “Engine controller board removal”. Does error clear? Problem solved. Contact higher level support.
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