Kyocera 255b, Service Manual

Page: 11 / 291

2K3/2L3-1
CONTENTS
1-1 Specifications
1-1-1 Specifications ........................................................................................................................ 1-1-1
1-1-2 Parts names .......................................................................................................................... 1-1-5
(1) Machine (front side).......................................................................................................... 1-1-5
(2) Machine (rear side)........................................................................................................... 1-1-7
(3) Operation panel ................................................................................................................ 1-1-8
1-1-3 Machine cross section ........................................................................................................... 1-1-9
1-2 Installation
1-2-1 Installation environment......................................................................................................... 1-2-1
1-2-2 Unpacking and installation..................................................................................................... 1-2-2
(1) Installation procedure ....................................................................................................... 1-2-2
(2) Setting initial copy modes............................................................................................... 1-2-13
1-2-3 Install the expansion memory (option)................................................................................. 1-2-14
1-3 Maintenance Mode
1-3-1 Maintenance mode ................................................................................................................ 1-3-1
(1) Executing a maintenance item ......................................................................................... 1-3-1
(2) Maintenance modes item list ............................................................................................ 1-3-2
(3) Contents of the maintenance mode items ........................................................................ 1-3-5
1-3-2 Service mode....................................................................................................................... 1-3-76
(1) Printing the service status page ..................................................................................... 1-3-76
(2) Executing a service mode .............................................................................................. 1-3-83
(3) Description of service mode ........................................................................................... 1-3-83
1-4 Troubleshooting
1-4-1 Paper misfeed detection ........................................................................................................ 1-4-1
(1) Paper misfeed indication .................................................................................................. 1-4-1
(2) Paper misfeed detection condition ................................................................................... 1-4-1
1-4-2 Self-diagnostic function ......................................................................................................... 1-4-7
(1) Self-diagnostic function ....................................................................................................1-4-7
(2) Self diagnostic codes........................................................................................................ 1-4-7
1-4-3 Image formation problems ................................................................................................... 1-4-21
(1) No image appears (entirely white).................................................................................. 1-4-22
(2) No image appears (entirely black).................................................................................. 1-4-22
(3) Image is too light. ........................................................................................................... 1-4-23
(4) The background is colored. ............................................................................................ 1-4-23
(5) White streaks are printed vertically................................................................................. 1-4-23
(6) Black streaks are printed vertically. ................................................................................ 1-4-24
(7) Streaks are printed horizontally. ..................................................................................... 1-4-24
(8) One side of the print image is darker than the other. ..................................................... 1-4-24
(9) Spots are printed. ........................................................................................................... 1-4-25
(10) Image is blurred.............................................................................................................. 1-4-25
(11) The leading edge of the image is consistently misaligned with the original. .................. 1-4-25
(12) The leading edge of the image is sporadically misaligned with the original. .................. 1-4-25
(13) Paper is wrinkled. ........................................................................................................... 1-4-26
(14) Offset occurs. ................................................................................................................. 1-4-26
(15) Part of image is missing. ................................................................................................ 1-4-26
(16) Fusing is loose................................................................................................................ 1-4-26
(17) Image is out of focus. .....................................................................................................1-4-27