Toshiba ESTUDIO170F, Service Manual

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CONTENTS January 2005 © TOSHIBA TEC
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10.2.1 Replacement of Consumables ............................................................................... 10-2
10.2.2 Periodically Replaced Parts ................................................................................... 10-2
10.2.3 How to Check, How to Clean ................................................................................. 10-3
11. Troubleshooting ........................................................................................................ 11-1
11.1 TEST MODE [MENU], [9] .................................................................................................. 11-1
11.1.1 AUTO TEST [MENU], [9], [1].................................................................................. 11-2
11.1.2 INDIVIDUAL TEST [MENU], [9], [2] ....................................................................... 11-3
11.1.3 TEST RESULT LIST [MENU], [9], [3] ................................................................... 11-13
11.1.4 SERVICE MODE.................................................................................................. 11-14
11.1.5 FUNCTION TEST (In SERVICE MODE only) [MENU], [9], [4]............................. 11-15
11.1.6 MAINTENANCE (In SERVICE MODE only) [MENU], [9], [5] ............................... 11-25
11.1.7 SERVICE LIST (In SERVICE MODE only) [MENU], [9], [6] ................................. 11-33
11.2 Telephone Screening....................................................................................................... 11-37
11.2.1 Inquiry from a user ............................................................................................... 11-37
11.2.2 Indication of an error ............................................................................................ 11-37
11.2.3 Flow chart recommended for field service............................................................ 11-38
11.2.4 Flow chart recommended for telephone screening .............................................. 11-39
11.3 Initial Checks ................................................................................................................... 11-41
11.3.1 Checking the environmental conditions for installation......................................... 11-41
11.3.2 Checking the document........................................................................................ 11-41
11.3.3 Checking the recording paper .............................................................................. 11-41
11.3.4 Checking the consumables .................................................................................. 11-41
11.3.5 Cleaning ............................................................................................................... 11-41
11.3.6 Checking by self-diagnostic functions .................................................................. 11-42
11.4 Trouble Analysis .............................................................................................................. 11-49
11.4.1 Power-ON is not possible..................................................................................... 11-50
11.4.2 Nothing is indicated on the LCD display............................................................... 11-50
11.4.3 Error message is re-displayed.............................................................................. 11-50
11.4.4 Document feed error ............................................................................................ 11-54
11.4.5 Recording paper feed error .................................................................................. 11-55
11.4.6 Copying error........................................................................................................ 11-57
11.4.7 Poor print quality .................................................................................................. 11-58
11.5 Updating the Firmware .................................................................................................... 11-62
11.5.1 Using the Recovery ROM PBA ............................................................................ 11-62
11.5.2 Download data from the PC ................................................................................. 11-67
12. Appendix .................................................................................................................... 12-1
12.1 Sample List........................................................................................................................ 12-1
12.1.1 Protocol Trace List ................................................................................................. 12-1
12.1.2 Error Count List ...................................................................................................... 12-2
12.1.3 Function List for Maintenance ................................................................................ 12-3
12.1.4 Drum Unit ............................................................................................................... 12-4
12.1.5 Memory Dump List ................................................................................................. 12-5
12.2 User Function Setting Initial Value List .............................................................................. 12-6