Lexmark T650, T650n, T652dn, T654dn, T656dne, Service Manual & Parts List (Rev. 2018)

Service Manual & Parts List Lexmark T650, T650n, T652dn, T654dn, T656dne;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Lexmark.
You can print, zoom or read any diagram, picture or page from this Service & Parts List Manual. Every chapter on this manual is fully detailed and contain all the simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Lexmark T650, T650n, T652dn, T654dn, T656dne. You can find easily everything what do you need.
To see what contain, please read table of contents:

Product information
Edition notice
Notices and safety information
Laser notices
Safety information
Service conventions and change history
Service manual conventions
Change history

GENERAL INFORMATION
Media guidelines
Supported paper sizes, types, and weights
Tools required for service

DIAGNOSTICS AND TROUBLESHOOTING
Troubleshooting overview
Performing the initial troubleshooting check
Power-on Reset (POR) sequence
Using Safe Mode
Fixing print quality issues
Initial print quality check
Faint print (low contrast) check
Repeating defects check
Blank pages check
Solid black pages check
Vertical lines and bands (process direction) check
Horizontal white stripes and bands (side to side direction) check
Vertical stripes (process direction) check
Horizontal stripes (side to side direction) check
Partial lack check
Spots check
Background (fog) check
Skew check
Media damage check
No fuse check
Paper jams
Avoiding jams
Understanding jam numbers and locations
How to clear 200-201 paper jams
How to clear 202-203 paper jams
How to clear 230 paper jams
How to clear 231-239 paper jams
How to clear 241-245 paper jams
How to clear 250 paper jams
How to clear 260 paper jams
How to clear 270 paper jams
How to clear 280 paper jams
Understanding the printer messages
Activating Menu Changes
Busy
Cancel not available
Canceling
Change to
Check duplex connection
Check tray connection
Clearing job accounting statistics
Close door or insert cartridge
Close finisher side door
Defragmenting Flash DO NOT POWER OFF
Deleting
Deleting held jobs
Deletion complete
Deletion failed
Disabling DLEs
Disabling Menus
Disk Corrupted
Disk recovery x/y XX% DO NOT POWER OFF
Enabling Menus
Encrypting disk x/y XX% DO NOT POWER OFF
Enter PIN
Error reading USB drive
Flushing buffer
Formatting Disk x/y XX% DO NOT POWER OFF
Formatting Flash DO NOT POWER OFF
Hex Trace Ready
Insert staple cartridge
Insert Tray
Install bin
Install duplex
Install envelope feeder
Install Tray
Install MICR Cartridge
Invalid Engine Code
Invalid Network Code
Invalid PIN
Load manual feeder with
Load with
Load staples
Maintenance
Menu access turned off by system administrator
Menus are Disabled
Must be in Ready state to enter menus
Network/Network /Network ,
No held jobs
No jobs found
No jobs to cancel
Not Ready
No recognized file types
Overflow bin full
Parallel/Parallel
[PJL RDYMSG]
Power Saver
Printer busy, Continue, Quit
Printing
Printing from USB drive DO NOT REMOVE
Programming disk DO NOT POWER OFF
Programming flash DO NOT POWER OFF
Reading USB drive DO NOT REMOVE
Ready
Reattach bin
Reattach bin
Reattach envelope feeder
Remote Management Active DO NOT POWER OFF
Remove packaging material, check
Remove paper from all bins
Remove paper from bin
Remove paper from standard output bin
Remove paper from Replace wiper
Resetting active bin
Resetting the printer
Resetting without replacing may affect print quality
Restoring Factory Defaults
Restore Held Jobs?
Restoring Held Job(s) x/y
Routine maintenance needed
Securely clearing disk space
Serial
Some held jobs were lost
Staples empty or misfed
Staples low or missing
Standard Bin Full
Submitting selection
Too many failed panel logins
Toner low
Tray Empty
Tray Low
Tray Missing
Unsupported disk
Unsupported USB device, please remove
Unsupported USB hub, please remove
USB/USB
USB drive removed
View supplies
Waiting
30 Invalid refill, change cartridge
31 Replace defective cartridge
32 Cartridge part number unsupported by device
34 Short paper
35 Insufficient memory to support Resource Save feature
37 Insufficient memory for Flash Memory Defragment operation
37 Insufficient memory to collate job
37 Insufficient memory, some held jobs were deleted
37 Insufficient memory, some Held Jobs will not be restored
38 Memory full
39 Complex page, some data may not have printed
42.xy Cartridge region mismatch
50 PPDS font error
51 Defective flash detected
52 Not enough free space in flash memory for resources
53 Unformatted flash detected
54 Serial option error
54 Network software error
54 Standard network software error
55 Unsupported option in slot
56 Parallel port disabled
56 Serial port disabled
56 Standard parallel port disabled
56 Standard USB port disabled
57 Configuration change, some held jobs were not restored
58 Too many bins attached
58 Too many disks installed
58 Too many flash options installed
58 Too many trays attached
59 Incompatible Duplex
59 Incompatible envelope feeder
59 Incompatible output bin
59 Incompatible tray
61 Remove defective hard disk
62 Disk full
80 Routine maintenance needed
81 Routine Maintenance
88 Cartridge low
88.yy Cartridge nearly low
88.yy Replace cartridge
200-282 Paper jam
1565 Emulation error, load emulation option
User attendance messages
User attendance messages (0-99)
System timeout service check
Invalid print cartridge service check
Defective print cartridge service check
Short paper service check
Resource Save off deficient memory service check
Insufficient Collation Area service check
Insufficient Memory service check
Memory Full service check
RFID error service check
RFID error service check
RFID error service check
Cartridge Region Mismatch service check
PPDS Font Error service check
Defective or full Flash service check
Network service check
Network software eror service check
Unsupported Option in Slot [x] service check
Invalid Tray Configuration service check
Too Many Bins Attached service check
Too Many Disks Attached service check
Too Many Flash Options service check
Too Many Trays Attached service check
Incompatible Duplex service check
Incompatible Envelope Feeder service check
Incompatible Output Bin [x] service check
Incompatible Output Tray [x] service check
Defective Disk service check
Disk Full service check
Routine Maintenance Needed service check
Replace fuser service check
Replace cartridge service check
Printer hardware errors
Procedure before starting the 9yy service checks
9yy errors

SERVICE MENUS
Understanding the printer control panel
Understanding the colors of the Sleep button and indicator lights
Diagnostics menu
Entering the Diagnostics menu
Exiting the Diagnostics menu
Registration
PRINT TESTS
HARDWARE TESTS
DUPLEX TESTS
INPUT TRAY TESTS
OUTPUT BIN TESTS
StapleSmart FINISHER TESTS
BASE SENSOR TEST
DEVICE TESTS
PRINTER SETUP
EP SETUP
REPORTS
EVENT LOG
Configuration menu
Maintenance page count
Maintenance page counter reset
Print quality pages
Reports
SIZE SENSING
Panel Menus
PPDS Emulation
Demo Mode
Factory Defaults
LES Applications
Energy Conserve
Paper Prompts
Envelope Prompts
Action for Prompts
Jobs on Disk
Disk Encryption
Wipe Disk
Font Sharpening
Wiper Messages
Key Repeat Initial Delay
Key Repeat Rate
Clear Custom Status
USB Speed
Best Speed

PARTS REMOVAL
Removal precautions
Handling ESD-sensitive parts
Adjustments
Printer skew specifications
Polygon and Oscillating printhead mechanical registration adjustment
Oscillating printhead assembly electronic adjustment
Alignment assembly adjustment
Fuser solenoid adjustment
Gap adjustment
Removal procedures
Left side removals
Access door removal
Alignment assembly removal
Main cooling fan removal
Main drive motor assembly removal
MPF pick solenoid assembly removal
Print cartridge clamp assembly removal
Print cartridge ID connector assembly removal
T650 left side cover removal
T652, T654, and T656 left side cover removal
Switch (media size) assembly removal
System card assembly removal
NVM card assembly removal
Right side removals
T652, T654, and T656 duplex cooling fan removal
Fuser drive release linkage removal
HVPS card assembly removal
Laser cover removal
T650 LVPS card assembly removal
T652, T654, and T656 LVPS card assembly removal
Print cartridge cooling fan removal
T650 right side cover removal
T652, T654, and T656 right side cover removal
Sensor (toner empty) removal
Sensor (input) removal
Front side removals
Charge roll assembly removal
T650, T652, and T654 LCD screen bezel removal
Inner deflector removal
Media turn guide removal
MPF lift plate assembly removal
MPF media out actuator removal
MPF pick roll assembly removal
T650, T652, and T654 MPF tray door assembly removal
T650, T652, and T654 operator panel latch assembly removal
T650, T652, and T654 operator panel door assembly removal
T650, T652, and T654 left operator panel hinge assembly removal
T650, T652, and T654 right operator panel hinge assembly removal
T656 operator panel door assembly removal
T656 Operator panel cover latch assembly removal
Sensor shield assembly removal
Transfer roll assembly removal
Left transfer roll bracket assembly removal
Right transfer roll bracket assembly removal
Transfer deflector removal
Bottom side removals
T652, T654, and T656 duplex assembly removal
T652, T654, and T656 duplex input sensor assembly removal
T652, T654, and T656 front duplex guide assembly removal
Media out actuator removal
Option drive shaft removal
Pick arm assembly removal
Pick roll assembly removal
Sensor (media level) removal
Sensor (media out) removal
Rear side removals
Rear connection access cover removal
T650 rear connection bezel assembly removal
T652 and T654 rear connection bezel assembly removal
T650 rear lower cover assembly removal
T652 and T654 rear lower cover assembly removal
Rear door assembly removal
T652, T654, and T656 rear duplex guide assembly removal
T652, T654, and T656 duplex drive motor assembly removal
Fuser access door assembly removal
Fuser unit assembly removal
Redrive assembly removal
Top side removals
Fuser wiper cover assembly removal
Media support removal
Output cover assembly removal
T650 printhead assembly removal
T652, T654, and T656 printhead assembly removal
MPF cam gear removal
T652, T654, and T656 redrive motor assembly removal
Sensor (duplex input) removal (T652, T654, T656)
Sensor (standard bin exit) removal
Sensor (toner density) removal
Standard bin actuator assembly removal
Tray roller catch assembly removal
5-bin mailbox removals
5-bin mailbox rear door assembly removal
5-bin mailbox left outer cover removal
5-bin mailbox left inner cover removal
5-bin mailbox right outer cover removal
5-bin mailbox right inner cover removal
5-bin mailbox top cover removal
5-bin mailbox media bin full actuator removal
Sensor (5-bin mailbox pass through) removal
Sensor (5-bin mailbox media bin empty) removal
5-bin mailbox controller card assembly removal
5-bin mailbox static brush mylar assembly removal
5-bin mailbox media bin fifth deflector removal
5-bin mailbox media bin first through fourth deflector removal
5-bin mailbox media bin extension assembly removal
5-bin mailbox deflector gate solenoid removal
5-bin mailbox transport solenoid removal
Sensor (5-bin mailbox sensor deflector gate HP) removal
250-sheet option tray removals
250-sheet media tray assembly removal
250-sheet tray pick arm bracket assembly removal
250-sheet tray media out actuator removal
250-sheet tray frame assembly removal
250-sheet tray controller card assembly removal
550-sheet option tray removals
550-sheet media tray assembly removal
550-sheet tray pick arm bracket assembly removal
550-sheet tray bellcrank recoil spring removal
550-sheet tray frame assembly removal
550-sheet tray controller card assembly removal
550-sheet tray option drive shaft with spring removal
Anti-tip latch assembly removal
High capacity input tray (HCIT) removals
High capacity input tray (HCIT) media tray assembly removal
High capacity input tray (HCIT) tray cover, front removal
High capacity input tray (HCIT) cover, rear removal
High capacity input tray (HCIT) cover, right removal
High capacity input tray (HCIT) cover, left removal
High capacity input tray (HCIT) anti-tip latch assembly removal
High capacity input tray (HCIT) drawer slide assembly removal
High capacity input tray (HCIT) tray lift drive motor assembly removal
High capacity input tray (HCIT) controller card assembly removal
High capacity input tray (HCIT) media size actuator assembly removal
High capacity input tray (HCIT) pick arm bracket assembly removal
High capacity input tray (HCIT) tray closed latch with spring removal
High capacity stacker removals
High capacity stacker rear door assembly removal
High capacity stacker right cover removal
High capacity stacker left cover removal
High capacity stacker media output bin assembly removal
High capacity stacker controller card cover panel removal
High capacity stacker switch (media bin HP) removal
High capacity stacker sensor (media bin full) assembly removal
High capacity stacker sensor (media bin full) bracket assembly removal
High capacity stacker controller card assembly (upper and lower) removal
High capacity stacker right frame removal
High capacity stacker left frame removal
High capacity stacker upper deflector gate removal
Sensor (high capacity stacker pass through) removal
High capacity stacker left mounting bracket removal
Sensor (high capacity stacker deflector gate HP) removal
Other removals
RFID UHF option installation and removal
Lower interface cable assembly removal
Media size actuator removal
Media tray catch spring removal
T652 and T654 media out actuator removal
Media size actuator removal
Media tray catch spring removal
Media tray roller catch assembly removal
Sensor (HCIT tray raised HP) with cable assembly removal
Sensor (HCIT pass through) with cable removal
Sensor (pass through) with cable removal
Sensor (pass through) with cable removal
Tray roller catch assembly removal
Tray roller catch assembly removal
Upper interface cable assembly removal
Output expander removals
Output expander rear door assembly removal
Output expander left outer cover removal
Output expander left inner cover removal
Output expander right outer cover removal
Output expander right inner cover removal
Output expander media bin latch (left and right) removal
Output expander media output bin assembly removal
Output expander media bin full actuator removal
Output expander sensors (media bin full) assembly removal
Output expander sensor (media bin full) bracket assembly removal
Output expander controller card cover panel removal
Output expander controller card removal
Sensor (output expander pass through) removal
Output expander deflector gate removal
Sensor (output expander deflector gate HP) removal
SFP stapler assembly removals
SFP stapler assembly rear door assembly removal
SFP stapler assembly right cover removal
SFP stapler assembly left cover removal
SFP stapler assembly top cover removal
SFP stapler assembly handle cover removal
SFP stapler assembly LED sensor cover removal
Sensor (SFP stapler assembly finisher bin media present) removal
SFP stapler assembly standard output bin LED and LED clear lens removal
SFP stapler assembly tamper drive belt removal
SFP stapler assembly tamper drive motor assembly removal
SFP stapler assembly media stack flap and media stack flap actuator removal
SFP stapler assembly stapler unit assembly removal
SFP stapler assembly paddle drive motor assembly removal
Sensor (SFP stapler assembly media stack) removal
Sensor (SFP stapler assembly paddle HP) removal
Sensor (SFP stapler assembly stapler access door interlock) removal
Sensor (SFP stapler assembly tamper HP left and right) removal
Sensor (SFP stapler assembly bin full send) removal
Sensor (SFP stapler assembly bin full receive) removal
Sensor (SFP stapler assembly media in stapler) removal
Sensor (SFP stapler assembly deflector HP) removal
Stapler/stacker controller card assembly removal

COMPONENT LOCATIONS
T650, T652, and T654 exterior locations
Printer configurations
T656 exterior locations
Printer configurations
Connectors
Controller board

MAINTENANCE
Inspection guide
Individual maintenance part expected life
Scheduled maintenance
Maintenance kits

PARTS CATALOG
Legend
Assembly 1: Covers
Assembly 2: T650, T652, and T654 operator panel
Assembly 3: T656 Operator panel, MPF and smart card
Assembly 4: Drive motor assemblies and duplex
Assembly 5: Media path and ducts
Assembly 6: Printhead, charge, and transfer
Assembly 7: Pick arm assembly, trays, and MPF
Assembly 8: LVPS, fuser, and electrical cables 1
Assembly 9: HVPS, system card, and electrical cables 2
Assembly 10: 250-sheet option tray assembly
Assembly 11: 550-sheet option tray assembly
Assembly 12: HCIT Sheet option tray assembly
Assembly 13: SFP stapler assembly 1
Assembly 14: SFP stapler assembly 2
Assembly 15: SFP stapler assembly 3
Assembly 16: 5-bin mailbox 1
Assembly 17: 5-bin mailbox 2
Assembly 18: High capacity stacker
Assembly 19: Output expander
Assembly 20: Envelope feeder and external duplex
Assembly 21: RFID UHF Option assembly
Assembly 22: Miscellaneous 1
Assembly 23: Miscellaneous 2
Assembly 24: Power cords
Assembly 25: Universal trays and accessories

PRINTER SPECIFICATIONS
Power consumption
Product power consumption
Power Saver
Off mode
Total energy usage
Noise emission levels
Temperature information

OPTIONS AND FEATURES
Available internal options
Media handling options

THEORY OF OPERATION
POR sequence
Printer control
Printer theory
T650 with duplex, paper path, rolls, and sensors
T652 and T654 with duplex, paper path, rolls, and sensors
Functions of main components
Media tray assembly
MPF
Registration
Transfer
Polygon printhead assembly
Oscillating printhead assembly
Fuser
Fuser components
Fuser unit assembly (types 1 and 2)
Exit
Drive
Electrical components and controller
Printhead control
Fuser control
Xerographic and print cartridge components
High capacity input tray (HCIT) tray assembly
250-sheet/550-sheet tray assembly
Paper path, rolls, and sensors
Duplex

ACRONYMS
Acronyms

INDEX
Part number index
Part name index