Specifications

CHAPTER 4 : TROUBLESHOOTING AND GENERAL PROCEDURES ............................................................... 4-1
A. G
ENERAL
T
ROUBLESHOOTING
B
LOCK
D
IAGRAM
............................................................................................................ 4-2
B. S
TARTING
F
AULT
I
SOLATION
P
ROCEDURE
...................................................................................................................... 4-3
C. I
NOPERABLE
P
RINTER OR
C
ONTROL
P
ANEL
M
ESSAGE
P
ROBLEMS
.................................................................................... 4-4
C1. Inoperable Printer................................................................................................................................................. 4-4
C2. Control Panel Message Problems........................................................................................................................ 4-7
D. J
AM
FIP
S
................................................................................................................................................................... 4-15
General Troubleshooting for paper jams or misfeeds................................................................................................. 4-15
Paper jam causes and effects..................................................................................................................................... 4-15
Paper misfeed causes and effects............................................................................................................................... 4-15
Troubleshooting methods........................................................................................................................................... 4-16
E. I
MAGE
Q
UALITY
FIP
S
................................................................................................................................................. 4-18
F G
ENERAL
P
RINTER
O
PERATIONS
.................................................................................................................................. 4-21
The printer normal power-up sequence (about 50 seconds)........................................................................................ 4-21
The print engine normal cleaning process.................................................................................................................. 4-21
The print engine recovery sequence........................................................................................................................... 4-22
The Engine Self Test.................................................................................................................................................. 4-22
Generating printer data = start page, error and hardware report............................................................................. 4-22
P
APER TRANSPORT TIMING ERRORS
.................................................................................................................................. 4-23
M
AINTENANCE
............................................................................................................................................................... 4-24
C
ABLES AND
A
DAPTERS
................................................................................................................................................. 4-24
CHAPTER 5 : WIRING DIAGRAMS.......................................................................................................................... 5-1
C
OMPONENT
C
ONNECTION AND WIRING DIAGRAMS
............................................................................................................ 5-5
Diagram blocks ........................................................................................................................................................... 5-8
LVPS Assembly and MCU PWB................................................................................................................................... 5-8
LVPS Assembly and the Fuser Assembly ...................................................................................................................... 5-8
MCU PWB and the ROS Assembly............................................................................................................................... 5-8
MCU PWB, Feeder PWB, Feeder PWB AUX, Feed Solenoid, and the Turn Solenoid................................................... 5-8
MCU PWB and the Drive Assembly............................................................................................................................. 5-8
MCU PWB, HVPS, Earth Plate Assembly, Transportation Chute Assembly, Inlet Chute Assembly, MCU PWB, and the
CRU Sensor PWB ......................................................................................................................................................... 5-8
MCU PWB, Exit Sensor, Registration Sensor, and the MBF Sensor............................................................................. 5-8
MCU PWB, Pick-Up Solenoid, Fan, and the Toner Sensor........................................................................................... 5-9
MCU PWB, , Console Assembly, ESS PWB Wiring Diagram, and Interconnect PWB.................................................. 5-9
LVPS Assembly and MCU PWB wiring diagram ........................................................................................................ 5-10
LVPS Assembly and MCU PWB................................................................................................................................. 5-11
LVPS Assembly and the Fuser Assembly wiring diagram ........................................................................................... 5-12
LVPS Assembly and the Fuser Assembly .................................................................................................................... 5-13
MCU PWB and the ROS Assembly wiring diagram.................................................................................................... 5-14
MCU PWB and the ROS Assembly............................................................................................................................. 5-15
MCU PWB, Feeder PWB, Feeder PWB AUX, Feed Solenoid, and the Turn Solenoid wiring diagram........................ 5-16
MCU PWB, Feeder PWB, Feeder PWB AUX, Feed Solenoid, and the Turn Solenoid................................................. 5-17
MCU PWB and the Drive Assembly wiring diagram .................................................................................................. 5-18
MCU PWB and the Drive Assembly........................................................................................................................... 5-19
MCU PWB, HVPS, Earth Plate Assembly, Transportation Chute Assembly, Inlet Chute Assembly, MCU PWB, and the
CRU Sensor PWB wiring diagram .............................................................................................................................. 5-20
MCU PWB, HVPS, Earth Plate Assembly, Transportation Chute Assembly, Inlet Chute Assembly, MCU PWB, and the
CRU Sensor PWB ....................................................................................................................................................... 5-21
MCU PWB, Exit Sensor, Registration Sensor, and the MBF Sensor Wiring Diagram................................................. 5-22
MCU PWB, Exit Sensor, Registration Sensor, and the MBF Sensor........................................................................... 5-23
MCU PWB, Pick-Up Solenoid, Fan, and the Toner Sensor Wiring Diagram .............................................................. 5-24
MCU PWB, Pick-Up Solenoid, Fan, and the Toner Sensor Wiring Diagram .............................................................. 5-25