Panasonic KX-MB2110RUW / KX-MB2130RUW / KX-MB2170RUW / KX-MB2117RUB / KX-MB2137RUB / KX-MB2177RUB Service Manual ▷ View online
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KX-MB2110RUW/ KX-MB2130RUW/ KX-MB2170RUW/ KX-MB2117RUB/ KX-MB2137RUB/ KX-MB2177RUB
6.2.
General Block Diagram
MAIN Board
SOC (IC300)
This custom IC is used for general MFP operations.
ROM (IC402)
This FLASH ROM contains all of the program instructions on the unit operations.
And support the backup of user setting and FAX receive data.
And support the backup of user setting and FAX receive data.
Synchronous Dynamic RAM (IC400/IC401) (KX-MB21*7 : 128MB, Others: 64MB)
SDRAM is used for CPU work and receiving memory and page memory.
POWER SUPPLY
DC-DC converters generate 3.3V and 1.2V for system power.
Regulator generates 5V for system power.
Regulator generates 2.5V for IC500 power (KX-MB21*7 ONLY).
Regulator generates 5V for system power.
Regulator generates 2.5V for IC500 power (KX-MB21*7 ONLY).
TEL/FAX I/F
Composed of ITS circuit and NCU circuit.
Analog DAA (Direct Access Arrangement) and two AFE (Analog Front End) ICs control Telephone line,
Speaker and Handset.
Analog DAA (Direct Access Arrangement) and two AFE (Analog Front End) ICs control Telephone line,
Speaker and Handset.
ASIC(SPT,IC500) (KX-MB21*7 ONLY)
This custom IC is used for laser control.
Wireless LAN module(IC850) (KX-MB217* ONLY)
Apply to IEEE802.11b/g/n.
READ Section
CIS Unit to read transmitted documents.
Scan data is converted by AFE(IC503).
Scan data is converted by AFE(IC503).
Motor
This model has 1 DC motor and 2 stepping motors.
IC300 drives the DC motor for printing.
IC600 drives the stepping motor for CIS carriage.
IC700 drives the stepping motor for Auto Document Feeder motor.
IC300 drives the DC motor for printing.
IC600 drives the stepping motor for CIS carriage.
IC700 drives the stepping motor for Auto Document Feeder motor.
LSU
Forms the images on the OPC DRUM by rotating polygon motor and reflecting the laser beam against polygon.
Sensors
This model has 7 sensors, and has 1 switch (with Handset model only).
Low Voltage Power Supply Board (SMPS Board)
Supplies +24V and +12V to the Main unit and controls the Heat Lamp.
High Voltage Power Supply Board (HVPS Board)
Supplies bias need for the printing operation: bias of the DRUM, Developing and Transcription.
Fuser Unit
Composed heat lamp, thermistor and thermostats.
FAN MOTOR
FAN motor cool down Fuse Unit.
Solenoid
This model has 2 solenoids and 2 clutches for printing.
1)
CPU
ARM9 operating at 250MHz.
2)
SDRAM Controller
Controls SDRAM Memory.
3)
USB Controller with PHY
ch1:USB device (Apply to USB2.0HS)
ch2:USB host (Interface with WLAN IC) (KX-MB217* ONLY)
ch2:USB host (Interface with WLAN IC) (KX-MB217* ONLY)
4)
Scanner I/F
Controls the CIS and AFE, and process the scan images.
5)
LSU I/F
Controls the polygon motor and outputs the VIDEO signal to LSU.
6)
MOTOR I/F
Controls DC motor and Stepping motor.
7)
FAN I/F
Controls FAN MOTOR and detect the rotation of FAN MOTOR.
8)
OPERATION PANEL I/F
Serial interface with Operation Panel.
9)
SENSOR I/F
Detects the sensor signal.
10) I/O PORT
I/O Port Interface.
11)
A/D, D/A converter
Sends beep tones, etc.
Convert the analog signal to the digital signal.
Convert the analog signal to the digital signal.
12) RTC
Real time clock.
13) MODEM
Performs the modulation and the demodulation for FAX communication.
14) Analog Front End I/F
Controls the DAA device for TEL/FAX function.
15) LAN Controller
Ethernet control.
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KX-MB2110RUW/ KX-MB2130RUW/ KX-MB2170RUW/ KX-MB2117RUB/ KX-MB2137RUB/ KX-MB2177RUB
SOC
DC
motor
MB2130
series
System
Schematic
SMPS
A
C
inlet
AM
P
5
Thermostat
Thermostat
Heater
AM
P
7
AM
P
8
(Blue)
LSU
A
M
P5(Blue)
A
M
P7(Blue)
USB
FLA
SH
(64Mbit)
SDRA
M
(256Mbit
×
2
or
512Mbit
×
2
)
AM
P
8
o
r
A
M
P2(Blue)
Speaker
Ope
G/
A
AF
E
LCD
Motor
Driv
e
r
(FB)
AM
P
9
Flat
Bed
Motor
Driv
e
r
(A
DF)
Carriage
motor
Color
CIS
FFC
12
AM
P
4
(Blue)
RP
Sensor
Document
S
ensor
A
D
F
m
otor
AM
P
4
JST4(Blac
k)
Resist
Clutch
Pick
Up Solenoid
FA
N
AM
P
3
HVPS
Resist
Sensor
PTOP
Sensor
EXIT
Sensor
AM
P
4
JST2
Thermistor
(Heater)
JST3
JST8
(Black)
12V
ĺ
5V
REG
12V
ĺ
3.3
V
/1.
2
V
DC-DC
Center
Relay
Board
Fuser
Board
Resist
Board
SP
Relay
Board
ADF
Board
Operation
Panel
B
oard
Varistor
Board
(a)
A
D
U
Clutch
Sw
itchBack
Solenoid
Rear
door
Sensor
Rear
Door
Board
Hole
IC
Toner
Sensor
Thermistor
(Room)
Toner
Board
A
M
P3(Blue)
AM
P
2
JST2
AM
P
2
A
M
P2(Blue)
JST4
For
Handset
models
For
WLA
N
models
AD
U
Sensor
ADU
Board
AM
P
7
Varistor
Board
(b)
HOOK
SW
Board
AM
P
2
AM
P
3
LA
N
PHY
W-LAN
Module
Antenna(H)
Board
Antenna(V)
Board
For
LA
N
models
AC
A
C
inlet
A
C
cord
set
Pow
er
SW
For
FA
X
models
DA
A
block
TEL
EXT
TEL
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KX-MB2110RUW/ KX-MB2130RUW/ KX-MB2170RUW/ KX-MB2117RUB/ KX-MB2137RUB/ KX-MB2177RUB
6.3.
Main Board Section
6.3.1.
Data Flow
CIS unit
LSU
PC
USB
TEL
LINE
Wired LAN
Wireless LAN
CN510
CN500/501
SDRAM
MODEM
Scanner
I/F
Print I/F
AFE
IC503
IC400/401
IC300
Main Board
SDRAM
I/F
USB
I/F
2
CPU
LAN
I/F
DSP
JBIG
CN100
DAA
IC200
T100
PHY
USB
I/F
1
CN300
WLAN
module
module
IC750
IC850
ANT-1/2
CN750
[Copy]
1. An analog image data is output from CIS unit to IC503.
IC503 decode the analog data to digital data, and output to IC300.
Scanner I/F in IC300 process image data and store it in IC400/401
through SDRAM I/F.
Scanner I/F in IC300 process image data and store it in IC400/401
through SDRAM I/F.
2. If necessary, the data is compressed via JBIG.
3. Print I/F retrieve the data from IC400/401 and output it to LSU.
3. Print I/F retrieve the data from IC400/401 and output it to LSU.
䐟
CIS unit
䐠
䐡
24
KX-MB2110RUW/ KX-MB2130RUW/ KX-MB2170RUW/ KX-MB2117RUB/ KX-MB2137RUB/ KX-MB2177RUB
CIS unit
LSU
PC
USB
TEL
LINE
Wired LAN
Wireless LAN
CN510
CN500/501
SDRAM
MODEM
Scanner
I/F
Print I/F
AFE
IC503
IC400/401
IC300
Main Board
SDRAM
I/F
USB
I/F
2
CPU
LAN
I/F
DSP
JBIG
CN100
DAA
IC200
T100
PHY
USB
I/F
1
CN300
WLAN
module
module
IC750
IC850
ANT-1/2
CN750
[FAX Tx]
1. An analog image data is output from CIS unit to IC503.
IC503 decode the analog data to digital data, and output to IC300.
Scanner I/F in IC300 process image data and store it in IC400/401
through SDRAM I/F.
Scanner I/F in IC300 process image data and store it in IC400/401
through SDRAM I/F.
2. CPU compress the data in IC400/401.
3. CPU transfer the data to MODEM
3. CPU transfer the data to MODEM
and output it to TEL LINE through DAA circuit.
䐟
䐠
䐡
ͤExcept MB211*
CIS unit
LSU
PC
USB
TEL
LINE
Wired LAN
Wireless LAN
CN510
CN500/501
SDRAM
MODEM
Scanner
I/F
Print I/F
AFE
IC503
IC400/401
IC300
Main Board
SDRAM
I/F
USB
I/F
2
CPU
LAN
I/F
DSP
JBIG
CN100
DAA
IC200
T100
PHY
USB
I/F
1
CN300
WLAN
module
module
IC750
IC850
ANT-1/2
CN750
[FAX Rx]
1. FAX data is input from TEL LINE to MODEM in IC300
through DAA circuit.
And then store it in IC400/401 through SDRAM I/F.
And then store it in IC400/401 through SDRAM I/F.
2. CPU decompress the data in IC400/401.
3. Print I/F retrieve the data from IC400/401 and output it to LSU.
3. Print I/F retrieve the data from IC400/401 and output it to LSU.
䐟
䐠
䐡
ͤExcept MB211*
Click on the first or last page to see other KX-MB2110RUW / KX-MB2130RUW / KX-MB2170RUW / KX-MB2117RUB / KX-MB2137RUB / KX-MB2177RUB service manuals if exist.