Toshiba e-STUDIO556 Service Manual page 15
Multifunctional digital systems
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Also See for e-STUDIO556:
- Service manual (1094 pages) ,
- Troubleshooting manual (104 pages) ,
- Management manual (282 pages)
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4.1.4
FAN cover.......................................................................................................... 4-2
4.1.5
Top left cover ..................................................................................................... 4-2
4.1.6
Top rear cover ................................................................................................... 4-3
4.1.7
Right upper cover .............................................................................................. 4-3
4.1.8
Right center cover.............................................................................................. 4-3
4.1.9
Right rear cover ................................................................................................. 4-4
4.1.10
Left upper cover................................................................................................. 4-4
4.1.11
Left lower cover (Exit cover) .............................................................................. 4-4
4.1.12
Left rear cover.................................................................................................... 4-5
4.1.13
Rear cover ......................................................................................................... 4-5
4.2
Control Panel .................................................................................................................... 4-6
4.2.1
Control panel unit............................................................................................... 4-6
4.2.2
DSP board (DSP) .............................................................................................. 4-8
4.2.3
KEY board (KEY)............................................................................................... 4-9
4.2.4
LCD panel (LCD) / Touch panel (TCP) .............................................................. 4-9
4.2.5
Control panel cover.......................................................................................... 4-10
4.3
Scanning Section ............................................................................................................ 4-11
4.3.1
Original glass ................................................................................................... 4-11
4.3.2
Lens cover ....................................................................................................... 4-11
4.3.3
SLG board cooling fan (M23)........................................................................... 4-12
4.3.4
Automatic original detection sensor (APS sensor) (S1 / S2 / S3 / S4 / S5)
(e-STUDIO556/656/756/856) ......................................................................... 4-12
4.3.5
Automatic original detection sensor (APS sensor) (S1 / S2)
(e-STUDIO557/657/757/857) ......................................................................... 4-13
4.3.6
Carriage-1 (e-STUIDIO556/656/756/856)........................................................ 4-13
4.3.7
Carriage-1 (e-STUIDIO557/657/757/857)........................................................ 4-15
4.3.8
Exposure lamp (EXP) ...................................................................................... 4-18
4.3.9
Lamp inverter board (INV-EXP) ....................................................................... 4-20
4.3.10
Exposure lamp cooling fan-1 (M36) ................................................................. 4-20
4.3.11
Exposure lamp cooling fan-2 (M37) ................................................................. 4-21
4.3.12
Lens unit (e-STUDIO556/656/756/856) .......................................................... 4-23
4.3.13
Lens unit (e-STUDIO557/657/757/857) .......................................................... 4-25
4.3.14
Scanning section control PC board (SLG) (e-STUDIO556/656/756/856)....... 4-27
4.3.15
Carriage wire / Carriage-2 ............................................................................... 4-27
4.3.16
Carriage home position sensor (S6) ................................................................ 4-31
4.3.17
Scan motor (M1) .............................................................................................. 4-31
4.3.18
Scanner unit cooling fan (M38) ........................................................................ 4-32
4.3.19
Platen sensor (S53) (e-STUDIO556/656/756/856) ......................................... 4-33
4.3.20
Platen sensor (S53/S54) (e-STUDIO557/657/757/857) ................................. 4-34
4.4
Laser Optical Unit (e-STUDIO556/656/756/856) ........................................................... 4-35
4.4.1
Laser unit cooling fan....................................................................................... 4-35
4.4.2
Laser optical unit.............................................................................................. 4-36
4.4.3
Laser control PC board (PLG board) ............................................................... 4-37
4.5
Laser Optical Unit (e-STUDIO557/657/757/857) ........................................................... 4-39
4.5.1
Laser unit cooling fan....................................................................................... 4-39
4.5.2
Laser optical unit.............................................................................................. 4-40
4.5.3
Laser control PC board (PLG board) ............................................................... 4-41
4.6
Paper Feeding System.................................................................................................... 4-44
4.6.1
Paper feeder unit / Bypass feed unit................................................................ 4-44
4.6.2
Intermediate transport unit............................................................................... 4-50
4.6.3
Bypass feed unit .............................................................................................. 4-53
4.6.4
Feed motor (M20) ............................................................................................ 4-58
4.6.5
Tray driving unit (upper/lower) / Tray-up motor (M21, M22) ............................ 4-58
4.6.6
Feed driving unit .............................................................................................. 4-59
4.6.7
Registration roller unit...................................................................................... 4-60
4.6.8
Paper dust removal brush 2 (for the metallic registration roller) ...................... 4-62
4.6.9
Registration motor (M16) ................................................................................. 4-62
4.6.10
Tandem LCF.................................................................................................... 4-63
© 2011-2014 TOSHIBA TEC CORPORATION All rights reserved
e-STUDIO556/656/756/856/557/657/757/857
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CONTENTS
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