Toshiba e-STUDIO2330C Service Manual page 14

16.6.11 Pressure roller thermostat (THMO3) ............................................................ 16-31
16.6.12 Pressure roller center thermistor (THM4) /
Pressure roller rear thermistor (THM5) ......................................................... 16-33
16.6.13 Fuser belt center thermostat (THMO1) ......................................................... 16-34
16.6.14 Fuser belt rear thermostat (THMO2) ............................................................ 16-36
16.6.15 Fuser belt front thermistor (THM3) ............................................................... 16-37
16.6.16 Exit sensor (S26) .......................................................................................... 16-38
16.6.17 Exit unit .......................................................................................................... 16-39
16.6.18 Upper exit roller / Lower exit roller ................................................................. 16-40
16.6.19 Fuser belt center thermopile(THMP1) / Fuser belt rear thermopile(THMP2). 16-41
16.6.20 Fuser motor (M17) ......................................................................................... 16-42
16.6.21 Exit section drive unit .................................................................................... 16-43
16.6.22 Fuser drive unit .............................................................................................. 16-43
16.6.23 Fuser/exit section cooling fan (M25) / Exit motor (M18) ................................ 16-43
16.7 Adjustment of the Separation Plate Gap....................................................................... 16-45
17. AUTOMATIC DUPLEXING UNIT (ADU)..................................................................... 17-1
17.1 General Description ........................................................................................................ 17-1
17.2 Composition .................................................................................................................... 17-2
17.3 Functions......................................................................................................................... 17-3
17.4 Drive of ADU ................................................................................................................... 17-4
17.5 Description of Operations................................................................................................ 17-5
17.6 Flow Chart..................................................................................................................... 17-11
17.7 Disassembly and Replacement..................................................................................... 17-13
17.7.1 ADU maintenance position ............................................................................ 17-13
17.7.2 Automatic Duplexing Unit (ADU) ................................................................... 17-13
17.7.3 ADU inside rear cover.................................................................................... 17-14
17.7.4 ADU opening/closing switch (SW7) ............................................................... 17-15
17.7.5 ADU board (ADU) .......................................................................................... 17-15
17.7.6 ADU cover ..................................................................................................... 17-15
17.7.7 Paper guide ................................................................................................... 17-16
17.7.8 ADU clutch (CLT7)......................................................................................... 17-16
17.7.9 ADU drive unit / ADU motor (M22) ................................................................ 17-16
17.7.10 Upper transport roller..................................................................................... 17-18
17.7.11 Middle transport roller .................................................................................... 17-19
17.7.12 Lower transport roller..................................................................................... 17-20
17.7.13 ADU entrance sensor (S38)........................................................................... 17-20
17.7.14 ADU exit sensor (S39) ................................................................................... 17-21
17.7.15 ADU lower cover ............................................................................................ 17-21
17.7.16 ADU upper cover assembly ........................................................................... 17-21
17.7.17 Cover interlock switch (SW2)......................................................................... 17-22
18. POWER SUPPLY UNIT .............................................................................................. 18-1
18.1 General description ......................................................................................................... 18-1
18.2 Construction .................................................................................................................... 18-1
18.3 Operation of DC Output Circuits ..................................................................................... 18-2
18.4 Output Channel ............................................................................................................... 18-3
18.5 Fuse ................................................................................................................................ 18-5
18.6 Configuration of Power Supply Unit ................................................................................ 18-6
18.7 Sequence of Power Supply............................................................................................. 18-7
18.8 AC Wire Harness ............................................................................................................ 18-9
19. PREVENTIVE MAINTENANCE (PM).......................................................................... 19-1
19.1 General Description ........................................................................................................ 19-1
19.2 PM Display ...................................................................................................................... 19-1
19.2.1 General Description ......................................................................................... 19-1
19.2.2 PM Display Conditions..................................................................................... 19-1
19.2.3 PM Display Contents ....................................................................................... 19-2
19.2.4 Counter Clearing.............................................................................................. 19-2
19.3 General Descriptions for PM Procedure ......................................................................... 19-4
CONTENTS
© 2008, 2009 TOSHIBA TEC CORPORATION All rights reserved
8