Service Manual
Page 81
...in turn helps the end user to quickly find out the problem. 3.1 Error Indication Error codes Problem 1E Replacement time of the drum unit 1F Two or more optional trays are installed 24 Internal temperature sensor failure 35 EEPROM of main PCB failure 36 HVPS PCB during... polygon mirror failure 3-20 3-15 72 Laser beam emission failure 3-20 Sensor of the inside 3-15 75 temperature for detection detected higher than constant temperature 3-20 3-15 76 Rapid temperature rising failure (center thermistor) 3-21 3-16 78 Rapid temperature falling failure (center thermistor) 3-21...
...in turn helps the end user to quickly find out the problem. 3.1 Error Indication Error codes Problem 1E Replacement time of the drum unit 1F Two or more optional trays are installed 24 Internal temperature sensor failure 35 EEPROM of main PCB failure 36 HVPS PCB during... polygon mirror failure 3-20 3-15 72 Laser beam emission failure 3-20 Sensor of the inside 3-15 75 temperature for detection detected higher than constant temperature 3-20 3-15 76 Rapid temperature rising failure (center thermistor) 3-21 3-16 78 Rapid temperature falling failure (center thermistor) 3-21...
Service Manual
Page 82
...C7 Run out of memory for scanning 3-32 89 Incorrect paper size in duplex printing 3-25 B7 A/D converter standard voltage failure; Error codes Problem Refer Error to: codes Problem Refer to: Fax paper setting mismatch 7F (The setting paper bexomes besides the A4/Letter/Legal/ Folio) (Not applicable) ...not installed into the machine 3-35 A5 Fax scanning error (Warning) 3-30 D1 Modem initialization failed 3-36 Fax scanning error (Error) A6 Fuser error other than 58, 59, 3-30 DD 68, 69, 6A, 6B, 6C, 6D, 6E, 6F, 3-36 76, 78, DE and E2 are occurred Scanning color parameter file...
...C7 Run out of memory for scanning 3-32 89 Incorrect paper size in duplex printing 3-25 B7 A/D converter standard voltage failure; Error codes Problem Refer Error to: codes Problem Refer to: Fax paper setting mismatch 7F (The setting paper bexomes besides the A4/Letter/Legal/ Folio) (Not applicable) ...not installed into the machine 3-35 A5 Fax scanning error (Warning) 3-30 D1 Modem initialization failed 3-36 Fax scanning error (Error) A6 Fuser error other than 58, 59, 3-30 DD 68, 69, 6A, 6B, 6C, 6D, 6E, 6F, 3-36 76, 78, DE and E2 are occurred Scanning color parameter file...
Service Manual
Page 93
...Replace the main PCB ASSY. ■ Error code 7A Print Unable 7A See Troubleshooting and routine maintenance chapter in the drum unit. • Replace the drum unit with a new one. Replace the main PCB ASSY. ■ Error code 7D Drum Error Open the Front Cover and slide the... blue tab across the Drum Unit several times. ■ Error code 76 Print Unable 76 Turn the power off and then back on again. Rapid temperature rising failure (center thermistor) Error code 78 Print Unable 78...
...Replace the main PCB ASSY. ■ Error code 7A Print Unable 7A See Troubleshooting and routine maintenance chapter in the drum unit. • Replace the drum unit with a new one. Replace the main PCB ASSY. ■ Error code 7D Drum Error Open the Front Cover and slide the... blue tab across the Drum Unit several times. ■ Error code 76 Print Unable 76 Turn the power off and then back on again. Rapid temperature rising failure (center thermistor) Error code 78 Print Unable 78...
Service Manual
Page 108
... was lower than 58, 59, 68, 69, 6A, 6B, 6C, 6D, 6E, 6F, 76, 78, DE and E2 are occurred. Program error Step Cause 1 Program failure 2 Main PCB failure Remedy Reinstall the latest firmware. ■ Error code D1 Machine Error D1 Modem initialization failed Step 1 Cause Main PCB failure Remedy Replace the main PCB ASSY...
... was lower than 58, 59, 68, 69, 6A, 6B, 6C, 6D, 6E, 6F, 76, 78, DE and E2 are occurred. Program error Step Cause 1 Program failure 2 Main PCB failure Remedy Reinstall the latest firmware. ■ Error code D1 Machine Error D1 Modem initialization failed Step 1 Cause Main PCB failure Remedy Replace the main PCB ASSY...
Service Manual
Page 386
... Check of Fans (Function code 78 7-31 4.20 Display of the Machine's Log Information (Function code 80 7-32 4.21 Error Code Indication (Function code 82 7-34 4.22 Output of Transmission Log to the Telephone Line (Function code 87 7-34 4.23 Counter Reset After Replacing the Fuser Unit, Laser Unit and Paper Feed Kit (Function code 88 7-35 4.24 Maintenance...
... Check of Fans (Function code 78 7-31 4.20 Display of the Machine's Log Information (Function code 80 7-32 4.21 Error Code Indication (Function code 82 7-34 4.22 Output of Transmission Log to the Telephone Line (Function code 87 7-34 4.23 Counter Reset After Replacing the Fuser Unit, Laser Unit and Paper Feed Kit (Function code 88 7-35 4.24 Maintenance...
Service Manual
Page 389
...Start/End Positions 55 Acquisition of White Level Data 67 Paper Feeding and Ejecting Test 74 EEPROM Customizing 78 Operational Check of Fans 80 Display of the Machine's Log 82 Error Code Indication 87 Output of the Memory Security Mode (Not applicable to the Japanese model.) Refer to ...the Telephone Line 88 Counter Reset After Replacing the Fuser Unit, Laser Unit and Paper Feed Kit 91 EEPROM Parameter Initialization...
...Start/End Positions 55 Acquisition of White Level Data 67 Paper Feeding and Ejecting Test 74 EEPROM Customizing 78 Operational Check of Fans 80 Display of the Machine's Log 82 Error Code Indication 87 Output of the Memory Security Mode (Not applicable to the Japanese model.) Refer to ...the Telephone Line 88 Counter Reset After Replacing the Fuser Unit, Laser Unit and Paper Feed Kit 91 EEPROM Parameter Initialization...
Service Manual
Page 418
...[Start] button so that the machine stops checking the fans, beeps for one second and returns to the initial stage of the maintenance mode. Machine Error 2B Fig. 7-14 7-31 Confidential Note: • If the air intake fan (AIR) error occurs, the following fans are checked. (1) Press the [7] and [8] ... is also changed in the order shown in the figure above. 4.19 Operational Check of Fans (Function code 78) This function is to the initial stage of the maintenance mode without recovering from this error, turn the power switch of the machine off and then turn it on the LCD.
...[Start] button so that the machine stops checking the fans, beeps for one second and returns to the initial stage of the maintenance mode. Machine Error 2B Fig. 7-14 7-31 Confidential Note: • If the air intake fan (AIR) error occurs, the following fans are checked. (1) Press the [7] and [8] ... is also changed in the order shown in the figure above. 4.19 Operational Check of Fans (Function code 78) This function is to the initial stage of the maintenance mode without recovering from this error, turn the power switch of the machine off and then turn it on the LCD.