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5
DP-1520P/1820P/1820E
SEP 2004
Ver. 1.0
1 System Description
1.1.
System Block Diagram
DP-1520P/1820P/1820E System Block Diagram
LCD
128x32
Power Supply
Scanner
Mechanical Control
Control Panel
i-ADF
System
Power PC405PM
200MHz
APPI
DZAC000332
SIO
3ch
3ch
PCIC
INTC
USB
1.1
MAC
1284C
ISIS2
PCIC
PCI BUS 33MHz
PRINT
ATC
DRAMC
DRAMC
SCAN
SDRAM
256Mbit×16
SDRAM
128Mbit×16
DRAM
CARD
CARD
16/64/128MB
OPTION
Super
PYXION2
PWM
PM1075
UDMA66
INTC
CCD
AFE
LM98513
RESET
PNL1
V850ES/KG1
PNL Control
CPU
M16C/80
Mech Sub CPU
26.74758MHz
LVPS
FROM
PROGRAM
PROGRAM
4Mbit
8MHz
SPC
8
DRAMC
FROM (Image)
16Mbit×16
FROM(BOOT)
4Mbit×8
FROM (Program)
32Mbit×16
FROM(Program)
64Mbit×16
EXBUS
PLCC SOCKET
16
16
16
8
Image/System Backup
Main
32
Fax Image
Download
Download
OPTION
PLL
10Base-T/100Base-Tx
72P SO-DIMM
SOL
SOL
STAMP Solenoid
(OPTION)
(OPTION)
Home Position
Sensor
Sensor
ADF/Cover Open
Detection Sensor
Detection Sensor
Angle Sensor
LM
Scannig Motor
CST3
HVPS
Duplex Sensor
CSS REMOTE
SIO
2ch
2ch
32.768KHz
BATTERY
RJ45
ASIC
Mech Control
PLL
SYSTEM
JTAG
1284
Page Memory
Sort Memory
PLL
IMAGE
PRINTER I/F
RST
HDD40P
PCICLK3
OPTION
Sort Memory
nINTSIO0
nINTISIS
nINTSIO1
Modulated
GPIO
IIC
SC
PS
+5V
+24V
+5V
+5VD
+5VD
+24V
EEPROM(MAC)
FM93C46
JTAG
JTAG
RS-232 BUFFER
RS-232 BUFFER
PC for Debug
FRM8
FROM(Program)
64Mbit×16
16
FRM8
SDRAM
256Mbit×16
Standard
64MB
4MB
2MB
PS/PCL
PCL Program(Japan only)
PCL Program(Japan only)
16MB
32MB
18.5MHz
+5V
12V REG
+24V
SC PCB
5V REG
+5VL
LVPS
Power WS
LVDS
SN65LVDS1DBV
CCD
16P
Risc Trace
CSS REMOTE
DONGLE
1-3
clock syncro
+5Vp
SDRAM
256Mbit×16
USB
1.1
USB-B
Printer I/F
S/P
16
SYSTEM
RESET
20P
OPTION
CL
×2
DCM
CL
×2
DUPLEX
FAN
HTC
SOL
Duplex
Solenoid
Solenoid
Registration Roller Sensor
Paper Exit Sensor
Main Unit
ADF
ADM
PANEL DOWNLOAD
I/O
FIFO
HDD
ATA 80GB
PSU
(5V/12V)
DC12
+24V
+5VD
+5VD
33.1776MHz
CLOCK GEN
CY25812
16.5888MHz
CLK
BUFFER
FROM CARD
4/8MB
OPTION
PCMCIA SOCKET
CLOCK GEN
CY25811
16.5888MHz
16.5888MHz
P
O
W
+3.3V
2.5V REG
300mA
+2.5V(PPC)
+5V
+24V
1.5V REG
300mA
+1.5V(ISIS2)
1.8V REG
300mA
+1.8V(SP2)
LAMP
INVERTER
CL
×3
Original Length
Sensor × 2
Sensor × 2
Eject Sensor
Duplex Eject Sensor
ADF Exit Cover Sensor
Original Detection Senosr
ADF Cover Open Detection
Sensor
Duplex Eject Sensor
ADF Exit Cover Sensor
Original Detection Senosr
ADF Cover Open Detection
Sensor
Read Point Sensor
Inverting Roller Clutch
ADF Roller Clutch
Feed2 Roller Clutch
ADF Roller Clutch
Feed2 Roller Clutch
Release Lever Plate
Solenoid
Reversing Guide1 Solenoid
Duplex2 Guide Solenoid
Solenoid
Reversing Guide1 Solenoid
Duplex2 Guide Solenoid
STAMP Solenoid (OPTION)
ADF Motor
3
ADF
ADM
CL
Original Length
Sensor × 2
Sensor × 2
ADF Roller Clutch
ADF Motor
ADF
Scanner
Motor Driver
Motor Driver
SLA7044
LSU
PM
BD
LD
SLA
7042
Motor
Driver
Driver
Motor
Driver
Driver
SLA
7042
SNS
6
5
2
2
SRAM
256kbit
SRAM
256kbit
16.588MHz
SSCG
Unmodulated
DRUM
D/A
Convert
DCM
Main Motor
DCM
Bottle
Motor
Motor
CLor
SOL
Bypass Feed
Solenoid
Solenoid
PCL
LED
Total
Counter
Counter
9
9 9
CL
×2
Paper Feed Clutch
Registration Roller Clutch
WTS
Waste Toner Full
Bottle Detect
2nd Tray Detection
Sensor
Sensor
No Paper Sensor
Upper Limit Sensor
Thermistor
3
Toner Density
Sensor
Sensor
SNS
Size Sensor × 2
2
SNS
Size Sensor × 2
2
SSN
Size Sensor
×2
Bypass Feed
No Paper
Sensor
No Paper
Sensor
Bypass Feed
Sensor
Sensor
MULTI FEED
Intermediate Roller
Clutch
Clutch
Paper Feed Clutch
3
Jam Cover Sensor
Registration Sensor
2
1st Tray Detection Sensor
No Paper Sensor
Upper Limit Sensor
3
key Counter
Intermediate Roller
Clutch
Paper Feed Clutch
Clutch
Paper Feed Clutch
3
Jam Cover Sensor
Registration Sensor
2
CL
×2
3
2
CST2
2nd PAPER TRAY
CST2
3rd PAPER TRAY
4th PAPER TRAY
LED
KEY
PNL4
(One-Touch
Key for Fax
Option)
Key for Fax
Option)
KEY
+5V
+5Vp
+24V
FXB (option)
Speaker
«
MJR
Line
Telephone
CODEC
MN86065
MODEM
195006
RJ11
RJ11
Ring
Analog
DAA
F
A
X
A
X
O
P
T
T
I
O
N
N
A
D
F
D
F
Original
Detect
Detect
RLB
SW
Heater
SW
INLET
ADF Motor Dr
RTC
Controller
PHY
DP83847
25MHz
DCM
1st Tray
Lift Motoe
Lift Motoe
3rd Tray Drive
Motor
Motor
DCM
3rd Tray Lift Motor
DCM
2nd Tray Lift Motor
DCM
PNL2,3
Touch
Buzzer
Buzzer
CODEC
+3.3V
+5VD
+5Vp
SYSCLK
PCICLK1
PCICLK3
nINTPCIO
nINTATA
BZ
48.0MHz
MCLKI
Toner Bottle
Home Position
Sensor
Home Position
Sensor
FAN
4P
PCL Font (Japan only)
Heater
Size Sensor
×3 (Japan)
Open
Detect
Detect
to SPC
to SPC
2nd Tray Detection
Sensor
Sensor
No Paper Sensor
Upper Limit Sensor
Intermediate Roller
Clutch
Paper Feed Clutch
Clutch
Paper Feed Clutch
Jam Cover Sensor
Registration Sensor
4th Tray Lift Motor
2nd Tray Detection
Sensor
Sensor
No Paper Sensor
Upper Limit Sensor
Level
Change
Change
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