DOWNLOAD Sharp AR-M550 (serv.man5) Service Manual ↓ Size: 17.27 MB | Pages: 127 in PDF or view online for FREE

Model
AR-M550 (serv.man5)
Pages
127
Size
17.27 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / CIRCUIT DIAGRAM
File
ar-m550-sm5.pdf
Date

Sharp AR-M550 (serv.man5) Service Manual ▷ View online

AR-550/555/620/625/700/705  BLOCK DIAGRAM / 
ブロック図
  2 - 3
SDRAM Block (Standard & Option)
SDRAM
IC4,5,6,7
(ON BOARD)
MD[63:0]
MAA[12:0]
DIMM Slot
CN3
(64,128,256
MB)
SDA,SCL
SDQMA[7:0]
MWE
MCS0
MRASA
MCASA
BSEL0A,1A
CKEA
MWE
MCS1A,2A
MRASA
MCASA
BSEL0A,1A
CKEA
DRCLK
MEMCLK0
MEMCLK1,2,3,4
ROM Block (Flash & Mask)
LA[22:2]
LCX245
IC727,
728,730,731
MEMD[31:
0
]
SysAD[31:0]
SysAD[54:34]
3.3V
VCCW
CODECS0*
CODECS1*
CODECS2*
CODECS3*
FONTCS0*
FONTCS1*
FONTCS2*
FONTCS3*
FONTCS4*
FONTCS5*
FONTCS6*
FONTCS7*
ROMBUFOE*
ROMBUFDIR*
FMCS8:CN4
FMCS10:CN5
:
FMCS12:CN6
FMCS0:CN7
FMCS2:CN7
FMCS4:CN7
FMCS6:CN7
DIPSW
Address
Buffer
IC726,
729,732
System
Controller
IC700
420pin-
BGA
OSC
X700
74.9MHz
Clock
buffer
IC9
System
Controller
IC700
420pin-
BGA
I/O G/A
IC32
240pin-
QFP
DIMM Slot
CN4:8MB-
Flash
CN5:8MB-
Flash
CN6:8MB-
Flash
CN7:32MB
-Mask
(PS Kanji)
AR-550/555/620/625/700/705  BLOCK DIAGRAM / 
ブロック図
  2 - 4
PCI Block ( ICU & Option) 
System
Controller
IC700
420pin-BGA
PCI-Bus
ICU ASIC
IC25
304pin-QFP
PM1075
IC725
52pin-QFP
OSC
X2
71.233MHz
OSC
X5
64MHz
Scanner
&
Engine
I/F
CN8
LVDS
IC18
Buffer
IC8
SDRAM
IC27
32MB
CN9
SOFT-NIC
(100Base-T)
PM22-A IC721
162pin-QFP
PM22-B IC723
162pin-QFP
OSC   X1
66MHz
FPGA
EPM
3064A
44pin-
QFP
Clock  buffer
IC29
OSC X3
33.333MHz
IDE I/F
CN701
IDE Controller  IC66
160pin-QFP
USB Controller
IC703  100pin-QFP
Bus Buffer
IC67,68,69
XTAL  X701
24MHz
USB I/F
CN700
I/O  G/A
IC32
240pin-QFP
PCIREQx
PCIGNTx
I/O Block ( EEPROM & Misc I/O )
I/O G/A
IC32
240pin-QFP
CN1
LVX161284
IC15
232C Driver
IC42
IEEE1284 I/F
CN14
RIC I/F (RS232C)
Scanner I/F &Engine I/F
LCX373
IC733,
735,737
IOA[17:0]
LDATA[15:0]
LCX245
IC734,736
IOD[15:0]
DIP-SW
RTC
NJU6356
IC40
OSC
X7
14.7456MHz
EEPROM
IC36
64Kbit
IOA[13:1]
IOD[7:0]
Switcher
5V
CN8
LCD
Controller
IC53
232C Driver
IC3
CN15
Debug I/F (RS232C)
TD62503F
IC38,41,719
OSC X702
8.5MHz
Switcher
3.3V
SRAM
IC55
2Mbit
IOA[17:0]
SW0,SW1
IOD[7:0]
ALE,ALE-H
System
Controller
IC700
420pin-BGA
Battery
Xtal
32.768kHz
AR-550/555/620/625/700/705  BLOCK DIAGRAM / 
ブロック図
  2 - 5
3. SOFT NIC PWB / 
ソフト
NIC PWB
CN1
(to controller)
PCI-Bus
Ethernet
Controller
DP83816
IC1
CN3
LAN I/F
EEPROM
IC3
1Kbit
OSC
X1
25MHz
AR-550/555/620/625/700/705  BLOCK DIAGRAM / 
ブロック図
  2 - 6
4. PCU PWB
ADDRESS(A0 
– A20)
DATA(D0 
– D15)
System 
CLOCK
CLOCK
Analog output
DATA,CLOCK
PCU_RESET
RESET
UART
UART(DTR, DSR)
RES
POF
Clutch, solenoid, relay
Brushless motor, LED,
+24V1
+5V2
+12V2
+3.3V1
FW
RESET
ANALOG-OUT
FWS
Analog input (Fusing thermistor)
High 
temperature 
protection
Thermistor open detection 
Thermistor open detection
Fusing control signal 
DATA,
CLOCK
Oscillator
(LSU,MOTOR,PWM)
UART(TXD,RXD)
UART(DTR,DSR)
+5VLD
+12VS power
+5VS power
PROFF_CNT,PRON_FAX
DC power
Analog 
power
(Vref)
+12V2
+5VS power
FW-SUB
+12VS power
Brush motor
Synchronous motor
(PPD, ADU/DV signal)
Sensor input
High voltage trouble detection
PGM clock, control signal 
DCCNT (Power relay control)
Fusing thermistor
Temperature/humidity 
sensor
AC voltage monitor
Process/developing 
unit signal 
Analog input
Power switch 
monitor 
(MSW-MON)
/PCU_RESET
System
CLOCK
CLOCK
UART(TXD,RXD)
(LCC, FINISHER,
INSERTER)
(LCC, FINISHER,
INSERTER)
(LCC, FINISHER,
INSERTER)
High voltage control signal (Enable, PWM output)
Brushless motor
Clutch, solenoid, relay
PWM output 
(FAN)
Sensor input
+24V1
+24V
(Interlock line)
Flash ROM write control (FWP)
(Interlock line)
+24V
(Interlock line)
+24V
(Interlock line)
+24V
BD, control signal, VIDEO signal
Paper width detection
+24V
(Interlock line)
Door open/close detection (Interlock switch)
Sensor input (Manual unit)
Sensor input
PWM output (FAN)
FWS
Fusing control signal 
Option detection
CLOCK
Fusing heater control
Direct control mode 
select signal
+38V monitor
INT_PR (Relay)
BUP_PR (Relay)
HSYNC, PAGE
VIDEO signal
(+12VS power monitor)
/PCU_RESET
Stepping motor control signal
Fusing 
control 
signal 
Fusing heater 
relay control 
I/O
I/O
PMC
ANALOG
IC
SWITCH
OP-AMP
OP-AMP
XTAL
COMPARATOR
ROM
FLASH
COMPARATOR
EEPROM
OSC
COMPARATOR
BUCKUP CIRCUIT
IC
REGURATOR-
OP-AMP
ASIC
ASIC
FPGA
CPU
DACs
S-RAM
SWITCH
DOOR
GATE-ARRAY
DRIVE
CIRCUIT
COMPARATOR
DCPS
PCU
LSU
HV un
AC PWB
CONTROLLER
SUB DCPS
SUB DCPS
PWB
DRIVER
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