Konica Minolta 1390 MF service manual iv

iv
5-2. Miscellaneous Malfunction Detection Timing and Troubleshooting
Procedures ............................................................................................... T-19
(1) Unlock scanner ................................................................................ T-19
(2) [Scanner Error] Lamp Error .............................................................. T-20
(3) [Scanner Error] AFE R/W Error ........................................................ T-20
(4) [Scanner Error] Home Sensor .......................................................... T-21
(5) [Scanner Error] Motor Stall .............................................................. T-21
(6) [Printer Error] Incorrect Toner .......................................................... T-22
(7) [Printer Error] IC Read Fail .............................................................. T-22
(8) [Printer Error] IC Write Fail ............................................................... T-22
6. IMAGE QUALITY PROBLEMS ........................................................................ T-23
6-1. Troubleshooting Image Quality Problems ................................................ T-23
6-2. Initial Checks ............................................................................................ T-23
6-3. Troubleshooting for Specific Image Quality Problems ............................. T-24
(1) Image reading system: Blank or black prints ................................... T-24
(2) Image reading system: Low image density ...................................... T-25
(3) Image reading system: Foggy background or rough image ............. T-26
(4) Image reading system: Black streaks or bands ............................... T-27
(5) Image reading system: Black spots ................................................. T-28
(6) Image reading system: Blank streaks or bands ............................... T-29
(7) Image reading system: Uneven image ............................................ T-30
(8) Printer system: Blank or black prints ................................................ T-31
(9) Printer system: Blank spots ............................................................. T-32
(10) Printer system: Smears on back ...................................................... T-32
(11) Printer system: Low image density .................................................. T-33
(12) Printer system: Foggy background .................................................. T-34
(13) Printer system: Blank streaks or bands ........................................... T-34
(14) Printer system: Black streaks or bands ............................................ T-35
(15) Printer system: Offset image ............................................................ T-35
(16) Printer system: Uneven image ......................................................... T-36
7. FAX ERROR (PagePro 1390 MF only) ............................................................ T-37
7-1. Outline ...................................................................................................... T-37
7-2. Types of Error .......................................................................................... T-37
(1) STOP ............................................................................................. T-37
(2) RX T1 Time Out ............................................................................... T-37
(3) Local mechanical error/resource error ............................................. T-38
(4) Dial failure ........................................................................................ T-38
(5) TX Comm. Error ............................................................................... T-38
(6) RX Comm. Error .............................................................................. T-38
(7) Compatibility Error ........................................................................... T-38
7-3. Definition of Error Code ............................................................................ T-39
(1) The 6th digit ..................................................................................... T-39
(2) The 5th digit ..................................................................................... T-39
(3) The 4th / 3rd digits ........................................................................... T-39
(4) The 2nd / 1st digits ........................................................................... T-40