Toshiba e-STUDIO520 Service Manual page 62

Symbol Name
IH PWA-F-IH
Heater control PC board
(IH board)
MOT PWA-F-MOT
Motor driving PC board
(MOT board)
MOT2- PWA-F-MOT2-MT
MT Transport motor driving PC
board (MOT2-MT board)
MOT2- PWA-F-MOT2-RV
RV Reverse motor driving PC
board (MOT2-RV board)
SYS PWA-F-SYS
System control PC board
(SYS board)
LGC PWA-F-LGC
Logic PC board
(LGC board)
FIL PWA-F-FIL
Filter PC board
(FIL board)
ADF PWA-F-ADF
RADF control PC board
(ADF board)
6) Lamps and heaters
Symbol Name
EXP LP-EXPO
Exposure lamp
ERS LP-ERS
Discharge LED
IH-COIL IH-COIL
IH coil
DH1 SCN-DH-L
Scanner damp heater
(Left)
DH2 SCN-DH-R
Scanner damp heater
(Right)
DH3 DRM-DH
Drum damp heater
7) Thermistors and thermostats
Symbol Name
THM1 THMS-F-HTR
Fuser roller front thermistor
THM2 THMS-C-HTR
Fuser roller center ther-
mistor
THM3 THMS-R-HTR
Fuser roller rear thermistor
THM4 THMS-L-HTR
Pressure roller thermistor
THM5 THMS-DRM
Drum thermistor
e-STUDIO520/600/720/850 OUTLINE OF THE MACHINE
Function
Controlling the IH coil of the fuser unit
Controlling the drive of the drum motor and
the transfer belt motor
Controlling the drive of the transport motor
Controlling the drive of the reverse motor
Controlling the whole system and image
processing
Controlling the print engine section
Filtering out the AC power noise
(Only for NAD/SAD model of all equip-
ments and TWD model of e-STUDIO600/
720)
Controlling the RADF
Function
Exposing originals
Eliminating residual charge on the drum
surface
Heating up the fuser roller
Preventing condensation of the mirrors of
the carriage
Preventing condensation of the lens
Preventing condensation of the drum
Function
Detecting the surface temperature of the
front end of the fuser roller
Detecting the surface temperature of the
center of the fuser roller
Detecting the surface temperature of the
rear end of the fuser roller
Detecting the surface temperature of the
pressure roller
Detecting the ambient temperature of the
drum surface
2 - 40
Remarks P-I
Fig.2-18 24-16
Fig.2-23 41-22
Fig.2-19 17-10
Fig.2-17 13-19
Fig.2-23 54-2
Fig.2-23 53-2
Fig.2-26 52-6A
Fig.2-30 88-13
Remarks P-I
Fig.2-5 36-3
Fig.2-6
Fig.2-14 39-11
Fig.2-11 26-5
Fig.2-7 38-9
Fig.2-7 38-10
Fig.2-15 21-28
Remarks P-I
Fig.2-11 27-6
Fig.2-11 27-6
Fig.2-11 27-6
Fig.2-11 27-28
Fig.2-14 50-12
March 2005 © TOSHIBA TEC