Toshiba e-STUDIO 5540C Service Manual page 22

4.7.12 Tension roller ................................................................................................. 4-151
4.7.13 2nd transfer facing roller ............................................................................... 4-151
4.7.14 2nd transfer unit (TRU) .................................................................................. 4-154
4.7.15 2nd transfer roller .......................................................................................... 4-156
4.7.16 2nd transfer roller lubricant unit .................................................................... 4-156
4.7.17 2nd transfer roller cleaning blade ................................................................. 4-157
4.7.18 2nd transfer roller side seal .......................................................................... 4-157
4.7.19 TRU waste toner box .................................................................................... 4-159
4.7.20 TRU waste toner amount detection sensor (S17).......................................... 4-159
4.7.21 TRU waste toner auger drive section ............................................................ 4-160
4.7.22 TRU waste toner transport motor (M11) ........................................................ 4-161
4.7.23 TRU waste toner motor (M10) ....................................................................... 4-162
4.7.24 Transfer belt motor (M13) .............................................................................. 4-162
4.7.25 2nd transfer roller contact/release detection sensor (S50) ............................ 4-163
4.7.26 2nd transfer cam motor (M48) ....................................................................... 4-164
4.7.27 2nd transfer cam drive unit ............................................................................ 4-164
4.8 Image Quality Control ................................................................................................... 4-165
4.8.1 Image quality control unit............................................................................... 4-165
4.8.2 Image position aligning sensor (front) (S20) .................................................. 4-165
4.8.3 Image position aligning sensor (center) (S21) ............................................... 4-165
4.8.4 Image position aligning sensor (rear) (S22)................................................... 4-166
4.8.5 Image quality sensor (S23) ............................................................................ 4-166
4.8.6 Image quality shutter solenoid (SOL3) .......................................................... 4-167
4.9 Fuser Unit...................................................................................................................... 4-168
4.9.1 Fuser unit....................................................................................................... 4-172
4.9.2 Pressure roller cover...................................................................................... 4-173
4.9.3 Transport guide-1 .......................................................................................... 4-174
4.9.4 Transport guide-2 .......................................................................................... 4-174
4.9.5 Entrance guide cover..................................................................................... 4-175
4.9.6 Separation finger .......................................................................................... 4-175
4.9.7 Separation plate............................................................................................. 4-176
4.9.8 Pressure roller / Pressure roller heater lamp (LAMP) ................................... 4-178
4.9.9 Fuser belt / Fuser roller / Fuser belt guide / Heat pipe roller ..................... 4-182
4.9.10 Fuser belt rotation detection sensor (S49)..................................................... 4-188
4.9.11 Fuser belt thermostat (THMO4) ..................................................................... 4-189
4.9.12 Fuser belt edge thermistor (THM6)................................................................ 4-190
4.9.13 Pressure roller center thermistor (THM3) / Pressure roller side thermistor (THM4) /
Pressure roller edge thermistor (THM5) ........................................................ 4-192
4.9.14 Pressure roller contact/release sensor (S48) ................................................ 4-194
4.9.15 Pressure roller center thermostat (THMO2) / Pressure roller side thermostat
(THMO3)........................................................................................................ 4-195
4.9.16 IH coil............................................................................................................. 4-197
4.9.17 Fuser belt thermopile (THMP1) ..................................................................... 4-199
4.9.18 Fuser motor (M6) ........................................................................................... 4-199
4.9.19 Pressure roller contact/release clutch (CLT1) ............................................... 4-200
4.9.20 Exit paper cooling fan (rear) (F15) ................................................................. 4-202
4.9.21 IH cooling fan-1 (F8) / IH cooling fan-2 (F9) .................................................. 4-203
4.9.22 IH board (IH) .................................................................................................. 4-204
4.9.23 Fuser unit jam releasing LED (LED) .............................................................. 4-204
4.9.24 VOC filter 1 ................................................................................................... 4-205
4.9.25 VOC filter 2 ................................................................................................... 4-205
4.10 Exit / Reverse / Duplex Section..................................................................................... 4-206
4.10.1 Upper exit section cooling fan-1(F32) / Upper exit section cooling fan-2 (F33) ......
....................................................................................................................... 4-206
4.10.2 Lower exit section cooling fan-1(F34) / Lower exit section cooling fan-2 (F35) ......
....................................................................................................................... 4-206
4.10.3 Lower exit section cooling fan-3(F36) ............................................................ 4-207
4.10.4 Exit motor (M2) .............................................................................................. 4-207
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
CONTENTS
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