STUDIO160/200/250
 All rights reserved
Toshiba TEC Corporation
 Transportation
Installation
Service of Machines
 Disposition of Consumable Parts/Packing Materials
Main Service Parts for Safety
 Contents
 Other service call Troubleshooting of Image
Maintenance Performed Every 81,000 e-STUDIO160/200 Series
Troubleshooting Based on Error Code
 Wire Harness Connection Diagrams
Page
 Error Code List
Adjustment Items
 EA1
Radf
EA2
EA3
 December 2002 Toshiba TEC STUDIO160/200/250 Adjustment Items
 Radf
 CA2
CA1
CB1
CB2
 After entering Service Mode
Maintenance
Self-Diagnosis Modes
Function
 Power OFF Turn on the power switch
Turn on the power switch
INT
Press the Interrupt key
 Cancel Adjustment value
Adjustment value Enter code
SET Start
Display messages
 Process unit adjustment
Adjust Mode 05 Items
 Printer adjustment
Scanning adjustment
 Scan image processing parameter 600 DPI
 Use of default value Larger the intensity Text/Photo mode
 Cancel
Setting value Enter code
System Mode 08 Items
Setting value
 Maint
 Mode 375
 Print
 NON Sort 1 Staple 2 Sort
 Auto Test
Completed
 Program
Individual Test
SET
SET CIS
 Select Test Result List Use or keys
Select Test Mode
Test Result List
 Modem Test *1 Factory test
Following tests can be conducted in the Function test mode
OPE. Panel Test Print Test
 Cursor moves from the upper left to the lower right
OPE Panel Test
 Digital Keys Print setup 2 B
Digital Keys Print setup 1 T
Digital Keys Select paper cassette C
Print code
 Test Print 02 Items
 Sensor Test
Display selection Cancel Display messages
BIT
12 S1
 IO4 Bit2
Display is switched using the or key Status display example
PFC
 With bits 4 and 5 of IO1 Bit7 Bit6
PWA
IO1 IO1
 MEM1DET
Sensor Test 04 Items
 Bucs
 16MBDET
 Sizpfu
 EXIT-SW
 Cancel Display messages
 Function Test 06.DRAM Test 07.CLOCK IC Test 08.SCANNER Test
 Test start Test stop
Digital Keys Enter test mode Test code
Select test menu
 Output Test 10 Items
Page
 Maintenance Memory Clear
End of test Cancel Display messages
Printer Board Test
Warming up Ready Standby
 Item selection from menu Key used in operation
Select Maintenance Use or keys
Select Memory Clear Use or keys
Select menu
 Func
RAM clear table
 December 2002 Toshiba TEC STUDIO160/200/250 Adjustment Items
 Error Counter Shift
Cancel SET
SET Function
Memory Write
 Drum History
Service List
Protocol Trace *1 Total Errors *1
 Protocol Trace
Total Errors
COUNTRY/REGION
Country/Region code
 Total Print
Current Counter
Drum Counter
History
 Address
Memory Dump List
Memory dump start address. The last digit is always 0. *1
HEX Ascii
 Print list
Select Lists
Select Function Use or keys
 Document
JAM Counter
Paper JAM
TYPE1 JAM
 ASD/AUD/CND/SAD/MJD
NAD
 Test Mode PA
 Select Machine Default Use Keys
Select Default Setting Use Keys
Adjust the volume Use Keys
Use Keys
 Adjust the document guide to the widest Enter code
SET Cancel
 Code Set the value Test print
Image Quality Control
SET INT Start
 Copy Image Dimension Adjustment
 Digital Keys SET INT Start INT Set the value or Test copy
Power on Code
 Main Menu Interrupt SET
Interrupt Program 05TEST Mode SET
04FUNCTION Test SET 02PRINT Test
 Main Menu Interrupt
 5C15
 Adjust the installed option units
Registration Adjustment order
 443
LCF
 Copy movement direction 100
 Copied scale Copy movement direction Actual scale
 01-04-10
 Code Set the value Test copy
 Power on Code Set the value
 Enter code Set the value
Sharpness HPF Adjustment
Code Default value 620 621 622
 Gamma Slope Correction
 000
High-Voltage Adjustment
 Door switch jigs Door switch jig Large Door switch jig Small
 SET Value YYY after adjustment is stored to SRAM. or
Current entried adjustment value
Start Cancel
Return to other adjustment mode Power OFF
 December 2002 Toshiba TEC STUDIO160/200/250 Adjustment
 Copy trailing edge
 Copy leading edge Copy trailing edge
 Adjusting the Scanner Section
 Tab Stopper Original glass
 Scanner motor
 Roller Holding part Lamp cable Carriage
 057-3-1
 Wire Scanner drive shaft
 Rear Side Front Side
 Relationship between wound turns and wire holder jigs
 CCD unit Replacing the CCD unit
 CCD Jig CCD unit
 065-04-2
 065-04-3
 Adjusting the main drive gear assembly
 Release the jam lever of the fuser
 Main motor Gear Fuser Jam lever
 Plate Screw a Main drive gear assembly Collar
 CND SET
Main PWA replacement procedure
Initial Setup Date & Time
 December 2002 Toshiba TEC STUDIO160/200/250 Adjustment Items
 Measurement of Transfer Guide Bias
Output Test SET Start Cancel
Display messages and measurement methods
Enter the Transfer Guide Bias ON/OFF code
 Power OFF To measure on the paper guide plate
CLEAR/STOP Cancel
From preceding
Turn the transfer guide bias OFF End the output test
 Adjustment of the doctor-sleeve gap
 Symbols used in the check list
Preventive Maintenance Check List
Page
 Main Rear view
 Fuser unit Pressure roller
 Check
 Doctor blade cleaning jig Magnetic roller
 Drive gear
 HR drive gear Boss
Page
 MY-1015
 MD-0101
 MR-3011
MY-1016
MJ-5002
MJ-5001
 KD-1010
KD-1009
MR-2012
 PM Kit
 List of Grease
List of Adjustment Tools
 Precautions for Storing Toshiba Supplies
Precautions for Storing & Handling Supplies
 Checking and Cleaning of the Cleaning Roller
Checking and Cleaning of the Pressure Roller
 Checking and Replacing of the Transfer Guide Roller
Checking and Cleaning of the Heat Roller
 Checking and Cleaning of the Photoconductive Drum
 Checking and Cleaning of the Drum Cleaning Blade
 Troubleshooting
 YES
Troubleshooting Based on Error Code
 YES
 YES
 YES
 YES
 YES
 YES
 YES
 PWA CN36 is disconnected
PWA CN205 is disconnected
Open- or short-circuited
Replace the 2nd feed roller clutch
 YES
 YES
 YES
 YES
 YES
 YES
 YES
 YES
 YES
 YES
 YES
 Replace the rollers
Set only one-size originals Is the separation pad stained?
 YES
 YES
 Clean the rollers Is the reverse flapper working properly?
 EA2
 Remove the paper Is the finisher connected to the main unit?
 EA5
 EA7
 STUDIO160/200/250 Troubleshooting December 2002 Toshiba TEC
 YES
 YES
 YES
 YES 1
 YES
 YES
 YES
 YES
 YES
 STUDIO160/200/250 Troubleshooting December 2002 Toshiba TEC
 Replace the main PWA
 STUDIO160/200/250 Troubleshooting December 2002 Toshiba TEC
 December 2002 Toshiba TEC STUDIO160/200/250 Troubleshooting
 YES
 YES
 Radf
 December 2002 Toshiba TEC STUDIO160/200/250 Troubleshooting
 STUDIO160/200/250 Troubleshooting December 2002 Toshiba TEC
 YES
 YES END
 CC8
 CC9
 CCA
 CCB
 YES
 STUDIO160/200/250 Troubleshooting December 2002 Toshiba TEC
 December 2002 Toshiba TEC STUDIO160/200/250 Troubleshooting
 Feeding direction
Troubleshooting of Image
Uneven pitch and blur Symptoms
 Replace registration roller
 Blurred image Feeding direction
 Re-install transfer charger unit securely
 Solid copy Feeding direction
 White banding in feeding direction Feeding direction
 Minals main body stained? Transfer charger unit
 Black banding in feeding direction Feeding direction
 Main charger Formed? Or charger wire
 White Spots Feeding direction
 Uneven image density Feeding direction
 Blotched image Feeding direction
 Poor image transfer Feeding direction
 Poor cleaning Feeding direction
 Hvps
 Background Fogging Feeding direction
 Toner offset
 Poor fusing Feeding direction
 Defect of image density/Gray balance
 Lack of sharpness
Moire/lack of sharpness Feeding direction
 Uneven light distribution Feeding direction
 Skew inclined image Feeding direction Moire
 Image dislocation in feeding direction Feeding direction
 Jittering image Feeding direction
 Outline
Updating the Firmware
 Turn off the power Remove the rear cover
Using the Recovery PWA
 Main PWA Main recovery PWA CN10
Page
 Connector Scanner recovery PWA
 Remove the blind plate
Page
 MKRPCDSK.BAT DISK.EXE
Using the Batch File
 Press the Enter key. Formatting of Disk 1 begins
MS-DOS prompt screen shows the following
Type mkrpcdsk and press the Enter key
 Download program is copied to Disk
When formatting is completed, the following screen appears
Press the Enter key Type n and press the Enter key
 Press the Enter key Formatting of Disk 2 begins
 05-03-014
 05-03-016
 When copying is completed, the following screen appears
 05-03-019
 LCD display on the copier
 05-03-022
 05-03-023
 When downloading ends, the following screen appears
 Using the Toshiba Viewer
Page
Page
Page
 Wire Harness
 Wire Harness Connection Diagrams
 Connector Table
 LT-R
Appendix A. Specifications
PFU PFP LCF
 LD ST-R, COM
 Sette, 100%, original placed manually
STUDIO160 series Less than 7.9 seconds A4/LT, the Upper cas
STUDIO200 series Less than 7.0 seconds A4/LT, the Upper cas
STUDIO250 series Less than 7.0 seconds A4/LT, the Upper cas
 Weight
 Appendix B. Accessories
 Appendix C. Options
Appendix D. Replacement Units/Supplies
 Fig. E-1
Appendix E. System List
 Appendix F. Power Supply Unit
 5VPS
24VSW
+24 24VFU2 24VFU1 12V +12
 Kanda NISHIKI-CHO, CHIYODA-KU, TOKYO, 101-8842 Japan