Toshiba e-STUDIO350 Service Manual page 8

13.4 Heater Control Circuit ..................................................................................................... 13-4
13.4.1 Configuration ........................................................................................................ 13-4
13.4.2 Heating principle of IH Heater ............................................................................... 13-5
13.4.3 IH control circuit interface .................................................................................... 13-6
13.4.4 Relation between system configuration and IH output .......................................... 13-7
13.4.5 Temperature detection section ............................................................................. 13-8
13.4.6 Abnormality in the IH control circuit .................................................................... 13-13
13.5 Control Circuit of Exit Motor .......................................................................................... 13-15
13.6 Exit Motor Drive ............................................................................................................ 13-15
13.7 Disassembly and Replacement .................................................................................... 13-16
14. AUTOMATIC DUPLEXING UNIT (ADU) .................................................................... 14-1
14.1 General Description ........................................................................................................ 14-1
14.2 Description of Operations ............................................................................................... 14-2
14.3 Drive of ADU ................................................................................................................... 14-8
14.4 Flow Chart ...................................................................................................................... 14-9
14.5 Disassembly and Replacement .................................................................................... 14-11
15. POWER SUPPLY UNIT .............................................................................................. 15-1
15.1 Construction ................................................................................................................... 15-1
15.2 Operation of DC Output Circuits ..................................................................................... 15-1
15.3 Output Channel .............................................................................................................. 15-2
15.4 Fuse ............................................................................................................................... 15-4
15.5 Configuration of Power Supply Unit ................................................................................ 15-5
15.6 Sequence of Power Supply ............................................................................................. 15-6
15.7 AC Wire Harness ............................................................................................................ 15-7
16. PC BOARDS............................................................................................................... 16-1
e-STUDIO3511/4511 CONTENTS iv November 2003 © TOSHIBA TEC