12] electrical section, Block diagram, A. overall block diagram – Sharp AL-1651CS Benutzerhandbuch
Seite 102: Block diagram -1 a. overall block diagram -1
AL-1651CS ELECTRICAL SECTION 12 - 1
[12] ELECTRICAL SECTION
1. Block diagram
A. Overall block diagram
Carriage Unit
CCD PWB
12V
12V
Reg
A5V 3.3V
R
G
8bits(MSB/LSB)
B
SPF Motor
5V
Mechanical Load
MPFS,RRS,CPFS1
MCU-PWB
(SPF UNIT) SGS, SRRC, SPUS SPPS
AL Model Only
4Mb
or 8Mb
(Counter)
MCNT
256Mbx1
or 16Mb
3.3V
Sensor/SW
(Electronic detector/SW/Sensor)
UART
INTERRUPT
Printer CLK(16.1511MHz)
SPPD
3.3V
I/O
Scanner CLK(48MHz)
16.1511MHz
12MHz
Interlock SW
Cassette detector
X 2
Drum Initial detector
PPD1
POD
A[19
…
1]
OPE PWB
MFD
Duplex
Motor
PPD2
D[15
…
0]
SDOD
1Mbit
SPOD
PSL LED
Shifter Motor
Note:
Energy-saving 1W correspondence)
8Mbit
8bit
I2C Bus
8bit
2Kbyte
Buzzer
Fan Motor (1speed)
MainMotor
Toner Motor
Mirror Moto
r
Polygon
Motor
AC Code
KRONOS ASIC
(296pin)
CPU
H8S/2321
(19.6608MHz)
LSU
EEPROM
SDRAM
16Mbyte
Reset IC
SRAM
Driver
Flash ROM
AFE(AD9826)
C
D
S
A
G
C
M
P
X
AD
16bits
CCD Driver
CCFL x 2
Lamp
Inverter
HOME
POSITION
SENSOR
CCD
(uPD8861)
CPU CLK(19.6608MHz)
System Reset
SSCG
PMD
Driver
LED Driver
LED
Copier 11 pcs
HC151
KEY Matrix
Copier 24pcs
START KEY
POWER SUPPLY
/POFF,HL,PR
FW
3.3V,5VEN,5V,24V
HVU
TC, GRID, MC, BIAS
PMCLK
PSW
KEYIN
SELIN1,2,3
OP-CLK
OP-LATCH
OP-DATA
PSL
MHPS
Driver
Driver
/MMRDY
/MMD
PWM
0 - 24V
HC151
DC-DC
Image BUS(PI-Bus)
Image BUS(PO-Bus)
OA982
SDRAM
Flash ROM
8
8
KEYSCAN1-3
ISP1581
USB2.0
High-speed
LCD
(2 x 20)
HC238
(3 to 8 decode)
EEPROM
(CRUM)
LCD E
LCD RS
LCD R/W(TBD)
LCD DB7-4
Driver
LCX574
LASER
NIC PCBA
(Internal)
RJ45
(N/W
connec
tor)
Ether Chip
RTL8019AS
FPGA
CPU
uPD703100
FlashROM
1Mbit
SRAM
256kbit