Toshiba e-STUDIO453 Service Manual page 39

(5) PC boards
Symbol Name
CCD PWA-F-CCD
CCD driving PC board (CCD board)
SLG PWA-F-SLG
Scanning section control PC board (SLG
board)
DSP PWA-F-DSP
Display PC board (DSP board)
KEY PWA-F-KEY
Key control PC board (KEY board)
LRL PWA-F-LRL
Laser control signal relay PC board (LRL
board)
LDR PWA-F-LDR
Laser driving PC board (LDR board)
SNS PWA-F-SNS
H-sync signal detection PC board (SNS
board)
SFB PWA-F-SFB
Bypass tray slide guide width detection
PC board (SFB board)
ADU PWA-F-ADU
ADU driving PC board (ADU board)
IH PS-IH
IH control PC board (IH board)
SYS PWA-F-SYS
System control PC board (SYS board)
LGC PWA-F-LGC
Logic PC board (LGC board)
NIC PWA-F-NIC
NIC board
FIL PWA-F-FIL
Filter PC board (FIL board)
FUS PWA-F-FUS
Fuse PC board (FUS board)
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Function
Controlling CCD and outputting the
analog signal
Controlling the original scanning
section and RADF
Controlling LCD and the touch panel
on the control panel
Detecting the button entry and
controlling LED on the control panel
Relaying the control signals of the
laser unit
Driving the laser diode
Detection of the laser beam position
Detection of the bypass tray slide
guide width
Controlling the automatic duplexing
unit
Controlling each IH coil in the fuser
unit
Controlling the whole system and
image processing
Controlling the print engine section
Network connection interface
* e-STUDIO350/450 only
Cutting noise of the AC power
Power supplying to each damp heater
* NAD/SAD/TWD models: Standard
Supplying the power to each damp
heater
* ASD/AUD/CND models: Standard
* MJD model: Option
2 - 19
05/11
Remarks P-I
B-2 P10 - I10
B-2 P10 - I38
C P3 - I26
C P3 - I25
D-1 P9 - I23
E P9 - I5
E P9 - I5
H P16 - I13
I P32 - I30
K P7 - I2
L P7 - I34/
P7-I7
L P8 - I7
L P7 - I22
L P6 - I24
L P6 - I24
e-STUDIO350/352/353/450/452/453
OUTLINE OF THE MACHINE
2