Read Sharp MX-2310U / MX-3111U (serv.man18) Service Manual online
MX-3111 BLOCK DIAGRAM / ブ ロ ッ ク 図
1 – 2
2. PCU PWB
IC27
CPU
H
8
S/2373
IC47
RESET
IC
X1
or
X2
Xtal
1
9
.6608MHz
DC
Power
Supply
To
MFPC
To
LSU-Mother
FINISHER
DESK
Optional
IC23
EEPROM
(64kbit)
IC45
FLASH
R
OM
(16Mbit)
IC34
SRAM
(1Mbit)
IC44
PMC
A
SIC
Load
Control
O
utput
Coin
vendor
(Optional)
Sensor
Input
CSS11/12/13/14/
C
SS21/22/23/24
CRU
initial
detect
FUCRU_in
/
2
TCCRU_in
/
DVCRU_K_in
/C/M/Y
/
DRCRU_K_in
/C/M/Y
/
TNCRU_K_in
/C/M/Y
/
DRSET
Fuser
u
nit
(HL
c
ontrol)
HL_UM
/
L
M
/
US
HV
MC
/
T
C
u
nit
DC
Motor
C
ontrol
DV
Motor
B
K
(DVM_K)
DV
Motor
C
L
(DVM_CL)
Fuser
M
otor
(FUM)
FAN
M
otor
Control
Process
F
AN
1
(PROFM1)
/
Process
F
AN
2
(PROFM2)
/
Paper
O
utput
F
AN
(POFM)
/
Paper
O
utput
F
AN2
(POFM2)
/
Fuser
F
AN
(FUFM)
Drum
Lamp
(DL_K/C/M/Y)
IC13
/
IC18
/
IC57
MUX
HC151x3
Load
control
O
utput
H
L_PR
Analog
Input
Fuser
Themistor
(TH_UM/US/LM)
Toner
C
ont.
sensor
(TCS_K/C/M/Y)
Process
Cont.CL
sensor
(PCS_F)
Process
C
ont.BK
&
R
esist
s
ensor
(REGS_F/R)
CRUM
CRUM_K/C/M/Y
FW
UART
UART
UART
UART
I2C
Bus
AddressBus[20:0]
DATABus[15:0]
CLOCK
3-wired
s
erial
PWM
CLOCK
IC30
CPLD
I2C
B
us
IC14
Analog
MUX
Write Protect
IC15
D/A
C
onverter
(TSG_K/C/M/Y
/
R
ES_R_LED/F/R
)
Sensor
Input
DHPD_CL/K
/
PPD2
/
CLUD1
/
C
LUD2
/
C
PFD1
/
C
PFD2
/
SHOPS
/
POD1
/
P
OD2
/
POD3
/
T
FD2
/
TFD3
/
PPD1
/
CSS1
/
C
SS2
/
2
TUD
/
A
PPD1
/
A
PPD2
/
M
PLD
/
DSW_ADU
/
P
RTPD
/
M
PED
/
C
SPD2
/
C
SPD1
Fuser
Thermistor
o
pen
d
etect
THOPEN_UM2
/LM
/US
Drum
Lamp
open
detect
DLOPEN_Y
/M/C/K
Coin
vendor
(Optional)
Sensor
Input
CV_CLCOPY
/
CV_COPY
Load
control
Output
CV_STAPLE
/
CV_COLOR0
/
C
V_DUPLEX
Analog
Input
Temp/Hum
sensor
(TH_M/HUD_M)
LSU
T
hermistor
(TH1_LSU)
DV
detector
(DVTYP_C/M/Y/K)
Multi-bypass
tray
width
s
ensor
(MPWD)
I26
I/O
A
SIC
Load
control
Output
CPFC1
/
C
PFC2
/
C
PUC1
/
CPUC2
/
H
PFC
Motor
C
ontrol
CLUM1
/
CLUM2
/
CPFM_D
FAN
M
otor
Control
Process
F
AN
1
(PROFM1_V)
Sensor
Input
TNFD
/
C
SS2SET
/
DSW_C1
/
D
SW_C2
CPED1
/
CPED2
/
DSW_F
/
FUTYP_1/2
Motor
L
ock
D
etect
CPFM_LD
/
PSFM_LD
/
PROFM1_LD
Sensor
Input
1TUD_K
/
1
TUD_CL
/
HLPCD
/
DSW_R
/
DVTYPSEL_Y/M/C/K
Motor
L
ock
D
etect
DVM_CL_LD
/
DVM_K_LD
/
F
UFM_LD
/
FUM_LD
/
P
OFM_LD
/
P
OFM2_LD
/
PROFM2_LD
HV
error
detect
MC_BK_ERR
/
MC_CL_ERR
/
PTC_ERR
Load
control
Output
PCSS
/
1TURC_1
/
1
TURC_2
/
DVCRU_K
/C/M/Y
/
MPFS
/
FUCRU
/
2TURC
/
T
NCRU_K/C/M/Y
/
RRC
/
PFC
/
ADUC1
FAN
Motor
C
ontrol
PowerSupply
F
AN
(PSFM_V)
Fuser
F
AN
(FUFM_V)
Peper
O
utput
F
AN
(POFM_V)
Process
F
AN
2
(PROFM2_V)
Motor
Control
DV
Motor
K
(DVM_K_D)
DV
Motor
C
L
(DVM_CL_D)
Fuser
M
otor
(FUM_D)
To
SCNcnt
Stepping
Motor
control
Paper
o
ut
Motor
(POM)
/
Shifter
M
otor
(OSM)
/
Pressure
Release
Motor
(PRM)
/
Toner
M
otor
(TNM_K/C/M/Y)
/
ADU
M
otor
(ADUM)
/
Resist
Motor
(RRM)
/
Paper
F
eed
M
otor
(PFM)
DC
Motor
Control
Cassette
P
aper
Feed
Motor
(CPFM)
Load
c
ontrol
Output
WH_CNT
I2C
B
us
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