Read Sharp AR-C170 (serv.man5) Service Manual online
AR-C170M PCU PWB 3 - 1
[3] PCU PWB
1. BLOCK DIAGRAM /
ブロック図
BELT TRASFER UNIT
I/O ASIC
IC27
uPD65946GN-P11
Program FLASH
Socket1
72pin DIMM
256Kbit SRAM
IC24,25
IS61LV256
64Kbit EEPROM
IC22
HN58V65AP
ICU PWB
A/D
<CN14>
FUSER UNIT
Analog
MUX
IC36
VHC4051
Pro-Con(Color)&Regist
Senser PWB
Pro-Con(Black) Sensor PWB
MANUAL PAPER FEED UNIT
CPU
IC23
H8S/2320
SCI,STS
POF
UART
WakeUp_PCU
MSW
PRTC_FAN
Process
Cooling
Fan
Motor
Thermistor Up&Down-side
PR(MAIN, NML, DH)
OPAMP
IC19
LM324
Heater Lamp 1,2
BUFFER
Q36to38,40
DTC114
DTA114
Paper Pass Detect Sensor 2
BUFFER
IC10,16,18,32
VHC14
DRIVER
IC33
TD62003
DRIVER PWB
MUX
IC20
HC151
<CN12>
DoorSW-Front
BUFFER
Q33,55,59
DTC114
<CN7>
PPD2
Toner Empty Sensor K/C/M/Y
<CN10>
Power
Supply
Fan
Motor
D/A
Manual Paper Length Detect Sensor 1
Belt
Motor
<CN9>
<CN17>
FUSer Motor, Dv Motor C/M/Y
DoorSW-Left
PS
Motor
Pre-
Feed
Motor
<CN11>
COMP
IC17
LM339
MUX
IC13,14,15
HC151
THSU , THSD
HL_High Trouble
TH_High_REF
THSU , THSD
Ventilation
Fan Motor
Primary
BUFFER
Q45,47,49,50
DTC114
DTA114
Heater Lamp PR
<CN20>
<CN7>
BUFFER
Q56,57
DTC114
I/O ASIC
Port
Belt Lift
Up
Motor
OPTION DESK UNIT
1 Cassette Set Sensor 1,2,3,4
Cassette Paper Feed Clutch 1
MOTOR
DRIVER
IC1,2,28,12
SLA7031M
SLA7032M
TA7291AS
Drum
Motor
(BK)
Tray Full Detect Sensor 2(Face Up)
To OPTION POD1
To OPTION TRC
CRUM
Belt Lift Up Detect Sensor
Lift Up
Motor
TES_K/C/M/Y
PSFM
<CN16>
<CN17>
<CN9>
Ventilation
Fan Motor
Secondary
MPWS
HUMID_AN, TEMP_AN
PCSC, ASEN_LED, REGSEN
PCSK, BSEN_LED
VFMP, VFMS
FWS
PCFM_PWM
HL1, HL2
<CN7>
<CN9>
PPD2
<CN17>
IC18
VHC14
Manual Tray OPen Sensor 1
Manual Tray OPen Sensor 2
Manual Paper Length Detect Sensor 2
Manual Paper Empty Detect Sensor
MSWMON
<CN11>
MainSW MONitor
Manual Paper Width Sensor
Humid&Temp Sensor
1 Cassette Lift Up Detect Sensor
<CN9>
<CN9>
<CN9>
<CN6>
<CN7>
MANUAL PAPER FEED TRAY UNIT
<CN17>
<CN17>
<CN17>
<CN17>
<CN17>
<CN19>
DVK/C/M/Y(Serial I2C)
<CN9>
MTOP1
MTOP2
MPLD1
MPLD2
MPED
C1SS1,2,3,4
BTNF
LUD1
PED1
BLUD
TFD2
Belt Waste Toner Full Sensor
1 Cassette Paper Empty Detect Sensor
HLPR
DoorSW Right-side
<CN11>
DoorSW-Right
BTM
PSM
DVK
LUM
<CN13>
<CN2>
<CN11>
BUFFER
Q34
DTC114
BUFFER
Q25,26,28
DTC114
<CN11>
DC
OFFSET
Motor
BUFFER
IC1,5,7,8
TD62003
BLUM
<CN6>
OFFSETM
<CN20>
Home Position Offset-motor Sensor
Paper Out Detect Sensor 1(Face Up)
Paper Pass Detect Sensor 1
Paper Feed Detect Sensor 1
Tray Full Detect Sensor(Face Down)
1 Cassette Lift Up Detect Sensor
Paper Out Detect Sensor 2(Face Down)
<CN14>
POD1
<CN20>
POD2
<CN9>
LUD1
<CN11>
PFD1
<CN20>
TFD
<CN11>
PPD1
HPOS
<CN20>
DRIVER
IC3
TD62003
<CN7>
CPFC1
Manual Paper Feed Clutch
<CN17>
MPFC
Manual Transport Roller Clutch
<CN7>
MTRC
CALibration Plate Solenoid
<CN17>
CALS
Gate Select Solenoid
<CN7>
GSS
Transport Roller Clutch
<CN11>
TRC
IC10
VHC14
Low Voltage UNIT
Low Voltage UNIT
BUFFER
Q9to16,18to24,27
DTC114
<CN7>
<CN7>
<CN7>
UART
UART(DESK, FIN, LCC)
TRC(OP)
POD1(OP)
DRIVER
IC5,Q2
TD62003
DTC114
COIN VENDOR UNIT
<CN4>
BUFFER
Q3,4,5,8
2SA1576
Discharge Lamp K/C/M/Y
High-Voltage(MC) PWB
DL_BK/C/M/Y_PWR
BUFFER
Q51to54
DTC114
DTA114
<CN1,3,5,8>
<CN17>
HV(Serial)
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