Toshiba e-STUDIO2500c Service Manual page 39

Symbol Name
LDR-K PWA-F-LDR-K
Laser driving PC board-K
(LDR-K board)
SNS PWA-F-SNS
H-sync detection PC board
(SNS board)
ADU PWA-F-ADU
ADU control PC board (ADU board)
SFB PWA-F-SFB
Paper width detection PC board
(SFB board)
SYS PWA-F-SYS
System control PC board (SYS board)
JSP PWA-F-JSP
CODEC PC board (JSP board)
LGC PWA-F-LGC
Logic PC board (LGC board)
IMG PWA-F-IMG
Image processing PC board
(IMG board)
FIL PWA-F-FIL
Filter PC board (FIL board)
6) Lamps and heaters
Symbol Name
EXP LP-EXPO
Exposure lamp
ERS-Y LP-ERS-Y
Discharge LED-Y
ERS-M LP-ERS-M
Discharge LED-M
ERS-C LP-ERS-C
Discharge LED-C
ERS-K LP-ERS-K
Discharge LED-K
LAMP1 LP-HTR-C
Center heater lamp
LAMP2 LP-HTR-S
Side heater lamp
LAMP3 LP-PR
Pressure roller lamp
DH1 SCN-DH-L
Scanner damp heater (Left)
DH2 SCN-DH-R
Scanner damp heater (Right)
May 2006 © TOSHIBA TEC
Function
Driving the K laser diode
Detecting the laser beam position
Controlling the automatic duplexing unit
Detecting the width of paper on the
bypass tray
Controlling the whole system and
image processing
Companding image data by CODEC
Controlling the print engine section
Controlling the image processing
• Filtering out the AC power noise
• Power supplying to each damp
heater
Function
Exposing originals
Eliminating residual charge on the Y
drum surface
Eliminating residual charge on the M
drum surface
Eliminating residual charge on the C
drum surface
Eliminating residual charge on the K
drum surface
Heating the center section of the fuser
roller
Heating the section of the both sides of
the fuser roller
Heating the pressure roller
Preventing condensation of the mirrors
of the carriage
Preventing condensation of the lens
e-STUDIO2500c/3500c/3510c OUTLINE OF THE MACHINE
2 - 23
Remarks P-I
Fig. 2-8 11-3
Fig. 2-8 11-3
Fig. 2-12 47-30
Fig. 2-12 22-13
Fig. 2-13 9-21
Fig. 2-13 9-22
Fig. 2-13 9-10
Fig. 2-13 9-4
Fig. 2-13 8-2
Remarks P-I
Fig. 2-4 29-6
Fig. 2-7 36-19
Fig. 2-7 36-19
Fig. 2-7 36-19
Fig. 2-7 36-19
Fig. 2-9 43-27
Fig. 2-9 43-28
Fig. 2-9 43-26
Fig. 2-14 12-22
Fig. 2-14 12-32
2