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Lexmark X548de, X548dte, Service Manual & Parts List
7525-63x
Service Manual & Parts List Lexmark X548de, X548dte;
This service manual, is the full Lexmark X548de, X548dte Service Repair Manual.
This manual, Lexmark X548de, X548dte, is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Lexmark X548de, X548dte copier.
You can print, zoom or read any diagram, picture or page from this Service 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 X548de, X548dte photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:
Table of contents
Notices and safety information
Laser notice
Lithium warning
Safety information
Preface
Change history
Conventions
GENERAL INFORMATION
Models
Options and features
Memory
Print quality
Connectivity (network support)
Operating modes
Data streams
Dimensions
Clearances
Power and electrical specifications
Acoustics
Environment specifications
Media handling
Input and output sources
Duplex capability
Media input size specifications
Media input type specifications
Media output size and type
Media guidelines
Paper characteristics
Unacceptable paper
Selecting paper
Selecting preprinted forms and letterhead
Storing paper
Using recycled paper and other office papers
Digital imaging specifications
General specifications
ADF scan speed
ADF document handling
Resolution and color depth
Flatbed document specifications
Flatbed speed
Scanner operating environments
Storage environments
Tilt
Scan and copy specific specifications
Scan resolutions
Output resolutions
Duplex scan
Scan file output formats
Supported compressions
Supported scan destinations
Multiple copies
Reduce/Enlarge
Fax specifications
Phone network connectivity
Fax resolutions
Miscellaneous fax specifications
Tools required for service
Acronyms
DIAGNOSTIC INFORMATION
Start
Symptom tables
Service errors (https://www.tradebit.com, https://www.tradebit.com, and https://www.tradebit.com's)
User status and attendance messages
Power-On Reset (POR) sequence
Symptoms tables
Printer symptoms table
Scan / fax / copy symptom table
Print quality symptoms table
Error codes and messages
User status and attendance messages
2xx paper jam messages
Service error messages
Fax error log codes
Service checks
https://www.tradebit.com system software error service check
https://www.tradebit.com error (https://www.tradebit.com) service check
925.01 fan error service check
https://www.tradebit.com NVRAM failure service check
Autocompensator mechanism service check
Bin full sensor service check
Dead printer service check
Duplex/manual feed sensor (S1) service check
Front door sensor or switches service check
Fuser exit sensor service check
Fuser service check
Input sensor (S2) service check
Main drive gear assembly (EP drive) service check
Operator panel service checks
One or more operator panel buttons fail
Operator panel display is blank
Op panel USB cable service check
USB service check
Networking service check
Print quality service checks
Print quality-background
Print quality-blank page
Print quality-blurred or fuzzy print
Print quality-half-color page
Print quality-horizontal banding
Print quality-horizontal line
Print quality-insufficient fusing
Print quality-missing image at edge
Print quality-mottle (2-5mm speckles)
Print quality-narrow vertical line
Print quality-random marks
Print quality-residual image
Print quality-solid color page
Print quality-vertical banding
Printhead service check
Toner meter cycle (TMC) card service check
Toner sensors (Y, C, M, K) on TMC card service check
Transfer roll service check
Tray (x) sensor service check
Option trays 2 and 3 service check
https://www.tradebit.com error service check
Black or blank page copy service check
CCD service check
Flatbed motor service check
Flatbed home position service check
ADF cover open service check
ADF streak service check
ADF paper jam service check
ADF feed errors service check
ADF duplex service check
Modem/fax card service check
Fax transmission service check
Fax reception service check
Escalating a fax issue to next level support
DIAGNOSTIC AIDS
User operator panel, menus and messages
Understanding the operator panel
Operator panel buttons
Understanding the home screen
Other buttons that may appear on the home screen:
Menu map
Menu key combinations
Diagnostics Menu (Diag Menu)
Diagnostics Menu structure
Available tests
REGISTRATION
Printer
Skew
Quick Test
Alignment Menu
Factory Scanner
Factory Manual
Scanner Calibration
Copy Quick Test
Adjust Calibration Values
Reset Flatbed, ADF Front, ADF Back Calibration Values
MISC TESTS
Motor Detect
PRINT TESTS
Input source tests
Print Quality Pages
HARDWARE TESTS
Panel Test
Button Test
DRAM Test
USB HS Test Mode
DUPLEX TESTS
Quick Test (duplex)
Left Margin (duplex)
Top Margin (duplex)
INPUT TRAY TESTS
Feed Tests
Sensor Test
BASE SENSOR TEST
DEVICE TESTS
Flash Test
Quick Disk Test
Disk Test/Clean
PRINTER SETUP
Defaults
Prt Color Pg Count, Prt Mono Pg Count and Perm Page Count
Serial Number
Engine Setting 1 through 4
Model Name
Configuration ID
ITU Barcode
Reset Maintenance Counter
Reset Fuser Cnt
EP Setup
EP Defaults
Fuser Temp
DC Charge Adjust, Dev Bias Adj, Transfer Adjust
TPS Setup
Right or Left TPS
Reset Color Cal
Cal Ref Adj
REPORTS
Menu Settings Page
Event Log
Display Log
Print Log
Clear Log
SCANNER TESTS
ASIC Test
Feed Test
Sensor Tests
ADF paper present sensor test
FB cover open sensor test
ADF cover open sensor test
Scan 1st sensor test
Scanner 2nd sensor test
Scanner Calibration Reset
ADF Magnification
EXIT DIAGS
Configuration Menu
Available tests
Reset Separator Roll and Pick Assembly Counter
USB Scan to Local
Print Quality Pages
Reports
Menu Settings Page
Event Log
Color Trapping
Tray Insert Msg
Panel Menus
PPDS Emulation
Factory Defaults
Energy Conserve
Fax Low Power Support
Min Copy Memory
NumPad Job Assist
Format Fax Storage
Fax Storage Location
Automatic Color Adjust
ADF Edge Erase
FB Edge Erase
Scanner Manual Registration
Disable Scanner
Jobs On Disk
Disk Encryption
Erase All Information on Disk
Wipe All Settings
Font Sharpening
Pel Blurring
Require Standby
UI Automation
Key Repeat Initial Delay
Key Repeat Rate
Clear Custom Status
Pel Blurring
USB Speed
USB PnP
Automatically Display Error Screens
Exit Config Menu
SE Menu
Print Se Menus
Invalid engine code mode
Backing up eSF applications and settings
Paper jams
Avoiding jams
Understanding jam numbers and locations
200 paper jam
201 paper jam
202 paper jam
230 paper jam
235 paper jam
241 paper jam
242, 243 paper jam
250 paper jam
290-294 ADF paper jams
https://www.tradebit.com ADF paper jams
Updating printer firmware
Theory of operation
Print engine theory
Electrophotographic process (EP process)
MFP electrophotographic process basics
Step 1: Charge
Step 2: Expose
Step 3: Develop
Step 4a: First transfer
Step 4b: Second transfer
Step 5: Fuse
Step 6: Clean/Erase
Paper path transport components
Paper path Information
Transport components
Duplexing (models with duplex support only)
Scanner theory
Duplex ADF
Color theory
REPAIR INFORMATION
Handling ESD-sensitive parts
Testing generic FRUs
Removal procedures
Print engine removal procedures
Front cover assembly removal
Front middle cover removal
Left cover removal
Right cover removal
Rear shield removal
AIO back cable cover removal
Top cover assembly removal
Autocompensator mechanism (ACM)-standard tray removal
Bin full sensor removal
Narrow media sensor flag removal
RIP board removal
Duplex reference edge removal
Duplex sensor removal
Fax card removal
Fuser assembly removal
Fuser drive motor assembly removal
Fuser exit sensor removal
Hard drive removal
High-voltage power supply (HVPS) with spring assembly removal
Image transfer unit (ITU) removal
ITU without spring clamp kit removal
Continuing the removal (with or without spring clamp kit)
Developer unit removal
Low-voltage power supply (LVPS) assembly removal
Left lower frame and right lower frame removal
Left lower frame
Right lower frame
Main drive gear assembly with motor removal
Pick tires removal-integrated 250-sheet media tray
Printhead removal
Imaging unit (IU) removal
Toner cartridge contacts removal
Toner meter cycle (TMC) card removal
Toner patch sensor (TPS)-left and right removal
Tray present sensor removal
USB connector removal
Waste toner bottle removal
Waste toner bottle contact block removal
Scanner component removal procedures
Flatbed removal
Preparing and installing the new flatbed
Flatbed pivot link removal
Duplex ADF rear cover removal
Duplex ADF removal
ADF input tray removal
ADF cable removal
ADF separator pad removal
ADF separator roll assembly removal
Redrive unit removal
Scanner left cover removal
Scanner right cover removal
AIO release lever removal
AIO link removal
AIO toner cover removal
Bin full flag removal
LCD removal
Operator panel assembly removal
Operator panel cover with light pipe removal
Operator panel bezel removal
Operator panel frame cover removal
Output bin tray removal
Rear case with speaker removal
Sleep button removal
Sleep button PCB removal
Speaker removal
USB cable removal
User interface controller card cable removal
User interface controller card removal
LOCATIONS
Exterior views
Front
Rear
Print engine interior view
Printer boards
RIP board
Connectors
HVPS
Connectors
LVPS
Connectors
Toner meter card
Connectors
PREVENTIVE MAINTENANCE
Safety inspection guide
Scheduled maintenance
Customer replacable units (CRUs)
Maintenance kit
Lubrication specifications
Cleaning the printer
Cleaning the exterior of the printer
Cleaning the scanner glass
PARTS CATALOG
How to use this parts catalog
Assembly 1:Covers
Assembly 2:Scanner
Assembly 3:Operator panel
Assembly 4:Paperpath
Assembly 5:Electronics 1
Assembly 6:Electronics 2
Assembly 7:Media drawers and trays
Assembly 8:Options
INDEX
Part number index
Number of pages: 347.
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