Toshiba e-STUDIO 2505F, Service Manual

Service Manual TOSHIBA e-STUDIO 2505F;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Toshiba e-STUDIO.
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 theĀ  simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of TOSHIBA e-STUDIO 2505F. You can find easily everything what do you need.
To see what contain, please read table of contents:

1 FEATURES
1.1 Main Feature of this equipment

2 SPECIFICATIONS / ACCESSORIES / OPTIONS / SUPPLIES
2.1 Specifications
2.1.1 General
2.1.2 Copy
2.1.3 Print
2.1.4 Scan
2.2 Accessories
2.3 System List
2.3.1 Options
2.4 Supplies

3 OUTLINE OF THE MACHINE
3.1 Sectional View
3.2 Electric Parts Layout
3.3 Symbols and Functions of Various Components
3.3.1 Motors
3.3.2 Sensors and switches
3.3.3 Electromagnetic clutches
3.3.4 PC boards
3.3.5 Lamps and heaters
3.3.6 Thermistors and thermostats
3.3.7 Others
3.4 Copy Process
3.4.1 General Description of Copying Process
3.5 Comparison with e-STUDIO2505
3.6 General Operation
3.6.1 Overview of Operation
3.6.2 Description of Operation
3.6.3 Detection of Abnormality
3.7 Control Panel
3.7.1 General Description
3.7.2 Items shown on the display panel
3.8 Scanner
3.8.1 General Description
3.8.2 Composition
3.8.3 Functions
3.8.4 Description of Operation
3.9 Laser Optical Unit
3.9.1 General Description
3.9.2 Laser precautions
3.10 Drive System
3.10.1 General Description
3.10.2 Composition
3.10.3 Functions
3.11 Paper Feeding System
3.11.1 General Descriptions
3.11.2 Composition
3.11.3 Functions
3.11.4 Operation
3.12 Drum Related Section
3.12.1 Configuration
3.12.2 Composition
3.12.3 Functions
3.13 Development System
3.13.1 Configuration
3.13.2 Composition
3.13.3 Functions
3.14 Fuser / Exit Unit
3.14.1 General Description
3.14.2 Composition
3.14.3 Functions
3.14.4 Operation
3.14.5 Heater Control Circuit
3.15 AUTOMATIC DUPLEXING UNIT
3.15.1 General Description
3.15.2 Composition
3.15.3 Drive of ADU
3.15.4 Functions
3.15.5 Description of Operations
3.16 Power Supply Unit
3.16.1 Composition
3.16.2 Operation of DC Output Circuits
3.16.3 Output Channel

4 DISASSEMBLY AND REPLACEMENT
4.1 Disassembly and Replacement of Covers
4.1.1 Left cover
4.1.2 Inner tray
4.1.3 Tray front cover 1
4.1.4 Front cover
4.1.5 Toner supply cover
4.1.6 Tray front cover 2
4.1.7 Tray rear cover
4.1.8 Rear cover
4.1.9 Right rear cover
4.1.10 Right cover
4.1.11 Top cover
4.2 Control Panel
4.2.1 Control panel unit
4.2.2 Control panel PC board (HPNL)
4.2.3 LED panel
4.2.4 USB cable
4.3 Scanner
4.3.1 Original glass
4.3.2 Contact Image Sensor unit (CIS)
4.3.3 CIS case
4.3.4 Scan motor (M1)
4.4 Laser Optical Unit
4.4.1 Laser optical unit
4.5 Drive System
4.5.1 Main motor (M3)
4.5.2 Toner motor (M2)
4.5.3 Upper drive unit
4.5.4 Lower drive unit
4.6 Paper Feeding System
4.6.1 Bypass unit
4.6.2 Bypass feed clutch (CLT3)
4.6.3 Duct unit
4.6.4 Lower bypass feed guide
4.6.5 Bypass feed roller
4.6.6 Bypass separation pad
4.6.7 Bypass paper sensor (S6)
4.6.8 Drawer feed roller
4.6.9 Drawer separation pad
4.6.10 Drawer feed clutch (CLT2)
4.6.11 Registration roller clutch (CLT1)
4.6.12 Registration roller (metal)
4.6.13 Registration roller (rubber)
4.6.14 Registration sensor (S2)
4.6.15 Paper empty sensor (S5)
4.7 Process Related Section
4.7.1 Process unit
4.7.2 Drum cleaner unit
4.7.3 Drum
4.7.4 Drum cleaning blade
4.7.5 Recovery Blade
4.7.6 Drum separation finger
4.7.7 Main charger
4.7.8 Main charger grid
4.7.9 Main charger cleaner
4.7.10 Needle electrode
4.7.11 Transfer roller
4.7.12 Separation needle
4.7.13 Ozone filter
4.7.14 Suction fun (M5)
4.7.15 Temperature/humidity sensor (S1)
4.7.16 Developer unit
4.7.17 Removing developer material
4.7.18 Filling developer unit with developer material
4.7.19 Auto-toner sensor (S4)
4.7.20 Developer sleeve
4.7.21 Mixer
4.7.22 Replacement of oil seal
4.7.23 Doctor blade
4.7.24 Toner cartridge interface PC board (CTIF)
4.8 Fuser/Exit Unit
4.8.1 Fuser unit
4.8.2 Fuser unit cover/Guide
4.8.3 Center heater lamp (LAMP1)
4.8.4 Side heater lamp (LAMP2)
4.8.5 Base unit
4.8.6 Separation finger
4.8.7 Pressure roller
4.8.8 Fuser roller/Fuser roller bushing
4.8.9 Fuser center thermostat (THMO1) / Fuser front thermostat (THMO2)
4.8.10 Center thermistor (THMS1) / Side thermistor (THMS2) / Edge thermistor (THMS3)

4.8.11 Exit sensor (S3)
4.8.12 Exit roller
4.9 Disassembly and Replacement of the Auto Document Feeder (ADF)
4.9.1 Auto Document Feeder (ADF)
4.9.2 Cover
4.9.3 Rollers
4.9.4 Motor
4.9.5 Sensor/switch
4.9.6 PC board
4.10 Automatic duplexing unit (ADU)
4.10.1 Automatic duplexing unit (ADU)
4.10.2 ADU sensor (S7)
4.10.3 Fuser guide unit
4.10.4 Exit motor (M6)
4.10.5 ADU clutch (CLT4)
4.10.6 ADU fan duct unit
4.10.7 ADU lower transport roller
4.10.8 ADU upper transport roller
4.10.9 ADU transport roller
4.11 FAX unit
4.11.1 FAX unit
4.11.2 Lithium battery

5 SELF-DIAGNOSIS MODES
5.1 Overview
5.2 Input Check (Test Mode 03)
5.3 Output Check (Test Mode 03)
5.4 Test Print Mode (Test Mode 04)
5.5 Operation Procedure in Adjustment Mode (05)
5.6 Test print pattern in Adjustment Mode (05)
5.7 Operation Procedure in Setting Mode (08)
5.7.1 Operation procedure
5.8 Assist Mode (3C)
5.8.1 Functions
5.8.2 Operating Procedure of Assist Mode
5.9 List Print Mode (9S)
5.9.1 Operation procedure
5.9.2 List printing
5.10 SRAM Clear Mode (6C)
5.10.1 General description
5.10.2 Operation procedure
5.10.3 Functions
5.11 PM support mode related code

6 SETTING / ADJUSTMENT
6.1 Adjustment Order
6.2 Adjustment of Auto-Toner Sensor
6.3 Image Dimensional Adjustment
6.3.1 General description
6.3.2 Light volume adjustment of scanner LED
6.3.3 Paper alignment at the registration roller
6.3.4 Printer related adjustment
6.3.5 Scanner related adjustment
6.4 Image Quality Adjustment (Copying Function)
6.4.1 Automatic gamma adjustment
6.4.2 Density adjustment
6.4.3 Background adjustment
6.4.4 Sharpness adjustment
6.4.5 Gamma balance adjustment
6.4.6 Adjustment of image density
6.4.7 Background offsetting adjustment for ADF
6.5 Image Quality Adjustment (Printing Function)
6.5.1 Adjustment of image density
6.5.2 Gamma balance adjustment
6.6 Image Quality Adjustment (Scanning Function)
6.6.1 Gamma balance adjustment
6.6.2 Density adjustment
6.6.3 Sharpness adjustment
6.6.4 Background adjustment
6.6.5 Fine adjustment of black density
6.6.6 RGB conversion method selection
6.6.7 Adjustment of saturation
6.6.8 Background processing offset adjustment
6.7 Adjustment of the Scanner Section
6.7.1 CIS unit
6.8 Adjustment of the ADF
6.8.1 Tray volume adjustment
6.8.2 Adjustment of the leading edge position
6.8.3 Adjustment of horizontal position
6.8.4 Adjustment of copy ratio

7 PREVENTIVE MAINTENANCE (PM)
7.1 General Description
7.2 PM Support Mode (6S)
7.2.1 General description
7.2.2 Operational flow and operational screen
7.3 Preventive Maintenance Checklist
7.3.1 Scanner
7.3.2 Feed unit
7.3.3 Bypass feed unit
7.3.4 Main charger
7.3.5 Transfer / Separation charger
7.3.6 Drum/Cleaner related section
7.3.7 Developer unit / Toner cartridge related section
7.3.8 Fuser/Paper exit unit
7.3.9 Automatic duplexing unit
7.3.10 ADF
7.4 PM KIT
7.5 Maintenance Part List
7.6 Grease List
7.7 Precautions for Storing and Handling Supplies
7.7.1 Precautions for storing TOSHIBA supplies
7.7.2 Checking and cleaning of photoconductive drum
7.7.3 Checking and cleaning of drum cleaning blade
7.7.4 Checking and cleaning of fuser roller and pressure roller
7.7.5 Checking and replacing the transfer roller
7.8 Operational Items in Machine Refreshing

8 ERROR CODE AND TROUBLESHOOTING
8.1 General Descriptions
8.1.1 If a problem continues even after performing all troubleshooting
8.2 Error Code List
8.2.1 Jam
8.2.2 Service call
8.2.3 Error in E-mail / Scanning Function
8.2.4 Error history
8.3 Diagnosis and Prescription for Each Error Code
8.3.1 Check item
8.3.2 Paper exit jam
8.3.3 Paper transport jam
8.3.4 Paper misfeeding
8.3.5 Cover open jam
8.3.6 Other jam
8.3.7 ADF jam
8.3.8 Drive system related service call
8.3.9 Scanning system related service call
8.3.10 Process related service call
8.3.11 Laser optical unit related service call
8.3.12 Fuser unit related service call
8.3.13 Circuit related service call
8.3.14 Communication related service call
8.3.15 Other service call
8.3.16 Error in E-mail / Scanning Function
8.4 Troubleshooting for the Image
8.4.1 Abnormality of image density / Gray balance
8.4.2 Background fogging
8.4.3 Moire/lack of sharpness
8.4.4 Toner offset
8.4.5 Blurred image
8.4.6 Poor fusing
8.4.7 Blank copy
8.4.8 Solid copy
8.4.9 White banding or white void (in the feeding direction)
8.4.10 White banding (at right angle with the feeding direction)
8.4.11 Skew (inclined image)
8.4.12 Black banding (in the feeding direction)
8.4.13 Black banding (at right angle with the feeding direction)
8.4.14 White spots
8.4.15 Poor image transfer
8.4.16 Uneven image density
8.4.17 Faded image (low density, abnormal gray balance)
8.4.18 Image dislocation in feeding direction
8.4.19 Jittering image
8.4.20 Poor cleaning
8.4.21 Uneven light distribution
8.4.22 Blotched image
8.4.23 Black streaks on image leading edge during scanning
8.5 Other Errors
8.5.1 When “SET FUSER UNIT” is displayed

9 REPLACEMENT OF PC BOARDS
9.1 Disassembly and Replacement of PC Boards
9.1.1 Main board (MAIN)
9.1.2 LVPS
9.1.3 HVPS
9.2 Precautions, Procedures and Settings for Replacing MAIN Board
9.3 Precautions, Procedures and Settings for Replacing the Flash Memory

10 REMOTE SERVICE
10.1 Service Notification
10.1.1 Outline
10.1.2 Setting
10.1.3 Items to be notified
10.2 Supply Notice
10.2.1 Outline
10.2.2 Setting

11 FIRMWARE UPDATING
11.1 General Description
11.2 Firmware Updating with USB Media
11.3 Firmware Updating with PC Update Tool
11.3.1 General description
11.3.2 System requirements
11.3.3 Update procedure
11.3.4 When firmware updating fails
11.4 Confirmation of the updated data

12 EXTERNAL COUNTERS
12.1 Outline
12.2 Signal
12.2.1 Pin Layout
12.2.2 Details of the signals
12.3 Notices
12.3.1 Setting code
12.3.2 Setting value change and restrictions when using the Card controller
12.3.3 Setting value change and restrictions when using the coin controller
12.3.4 Setting value change and restrictions when using the key counter
12.3.5 Installation of External Counter

13 WIRE HARNESS CONNECTION DIAGRAMS
13.1 AC Wire Harness
13.2 DC Wire Harness
13.3 Electric Parts Layout

14 SELF-DIAGNOSIS CODE (03/04/05/08 CODE)
Input check (test mode 03)
Output check (test mode 03)
Test print mode (test mode 04)
Adjustment Mode (05) Codes
Setting Mode (08) Codes

15 FAX KIT.
15.1 SPECIFICATIONS
15.2 LSU-RELATED FUNCTIONS
15.2.1 Recording Mode
15.2.2 Recording Paper Selection Algorithm and Printing Algorithm
15.3 DIALING/COMMUNICATION CONTROL
15.3.1 Circuit Connection and Procedure to Change Mode
15.3.2 Signaling System Diagram and Signal Forms
15.4 ERROR CODES
15.4.1 Activity Report and Error Code List
15.5 SELF-DIAGNOSIS MODE
15.5.1 Test Mode (03)
15.5.2 Setting Mode (08)
15.5.3 Function Mode (13)
15.5.4 FAX Clearing Mode (1*)
15.6 PRECAUTIONS FOR INSTALLATION OF FAX UNIT
15.6.1 Installation of FAX Unit
15.6.2 Country/Region Code
15.7 FIRMWARE UPDATING

APPENDIX
Maintenance Check List
REVISION RECORD

Number of pages: 557.