Toshiba e-STUDIO2820C Service Handbook page 10

6.1.2 Service call ............................................................................................................... 6-8
6.1.3 Error in Internet FAX / Scanning Function.............................................................. 6-15
6.1.4 Printer function error............................................................................................... 6-23
6.2 Diagnosis and Prescription for Each Error Code ............................................................... 6-25
6.2.1 Paper transport jam (paper exit section) ................................................................ 6-25
6.2.2 Paper misfeeding ................................................................................................... 6-25
6.2.3 Paper transport jam ................................................................................................ 6-29
6.2.4 Other paper jam ..................................................................................................... 6-33
6.2.5 Cover open jam ...................................................................................................... 6-36
6.2.6 RADF jam ............................................................................................................... 6-38
6.2.7 Jam in bridge unit ................................................................................................... 6-41
6.2.8 Paper jam in finisher section .................................................................................. 6-42
6.2.9 Paper jam in saddle stitcher section....................................................................... 6-48
6.2.10 Paper jam in puncher unit ...................................................................................... 6-50
6.2.11 Other paper jam ..................................................................................................... 6-50
6.2.12 Paper feeding system related service call .............................................................. 6-53
6.2.13 Scanning system related service call ..................................................................... 6-58
6.2.14 Fuser unit related service call................................................................................. 6-60
6.2.15 Communication related service call........................................................................ 6-63
6.2.16 RADF related service call ....................................................................................... 6-65
6.2.17 Circuit related service call ...................................................................................... 6-65
6.2.18 Laser optical unit related service call ..................................................................... 6-68
6.2.19 Finisher related service call .................................................................................... 6-71
6.2.20 Image control related service call ........................................................................... 6-88
6.2.21 Copy process related service call......................................................................... 6-102
6.2.22 Other service call.................................................................................................. 6-106
6.2.23 Error in Internet FAX / Scanning Function............................................................ 6-107
6.2.24 Printer function error............................................................................................. 6-120
7. REPLACEMENT OF PC BOARDS/HDD ...................................................................... 7-1
7.1 Removal and Installation of PC Boards/HDD ...................................................................... 7-1
7.1.1 Hard disk (HDD) ....................................................................................................... 7-1
7.1.2 Board cover .............................................................................................................. 7-2
7.1.3 FAX cover................................................................................................................. 7-3
7.1.4 SYS/HDD cooling fan ............................................................................................... 7-3
7.1.5 SYS board ................................................................................................................ 7-4
7.1.6 IMG board ................................................................................................................ 7-5
7.1.7 LGC board ................................................................................................................ 7-5
7.1.8 Switching regulator ................................................................................................... 7-6
7.1.9 Hign-voltage tranformer (HVT) ................................................................................. 7-7
7.1.10 FIL board .................................................................................................................. 7-8
7.1.11 Board case ............................................................................................................. 7-10
7.1.12 SRAM board <for LGC board> ............................................................................... 7-12
7.1.13 SRAM board <for SYS board> ............................................................................... 7-12
7.2 Precautions, Procedures and Settings for Replacing PC Boards and HDD ...................... 7-13
7.2.1 Precautions when replacing PC boards ................................................................. 7-13
7.2.2 HDD fault diagnosis................................................................................................ 7-14
7.2.3 Precautions and procedures when replacing the HDD........................................... 7-16
7.2.4 Procedures and Precautions when replacing the SYS board ................................ 7-20
7.2.5 Procedures and settings when replacing the SLG board ...................................... 7-24
7.2.6 Procedures and settings when replacing SRAM (SYS board) ............................... 7-24
7.2.7 Procedures and settings when replacing SRAM (LGC board) ............................... 7-27
7.3 Precautions for Disposal of the HDD and PC Boards........................................................ 7-29
7.3.1 Precautions when disposing of the HDD ................................................................ 7-29
7.3.2 Precautions when disposing of the SYS board ...................................................... 7-29
e-STUDIO2820C/2830C/3520C/3530C/4520C
CONTENTS
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