Samsung CLX-6220FX - Page 33

Product Specication and feature
Service Manual
2-24
Samsung Electronics
1A) Main PBA (SPGPV4) Block Diagram
LPEC3
ASIC
Engine
Control
DDR SODIMM
On board
M
U
X
SMPS TYPE4(STAGE3)
POWER
CORD
FUSER Lamp Control
Motor -OPC BLDC -DEVE BLDC -FUSER BLDC -FEED STEP MOTOR
-EXIT STEP MOTOR
Solenoid/Clutch
-CST Pickup Solenoid
-DEVE K Clutch
Fan -Fuser Fan -Rear Fan
PTB UNIT
DEVE CRUM IF PBA
CRUM
ACR sensor L/R
DEVE Y UNIT
CRUM
DEVE M UNIT
CRUM
DEVE C UNIT
CRUM
DEVE K UNIT
CRUM
LSU -2 Polygon Motor
-1 Beam 4 LD
-LSU Temp
FUSER UNIT
Thermistor1
Thermistor2
800W lamp
Thermostat 2ea
500W lamp
SCF UNIT (OPTION)
HVPS
5V
5VS
USB
ISP1761
EEPROM
24C64
Flash Memory
32M
Cover
Switch
24VS1
24V1
Sensor -FCF Empty -Feed Sensor
-Exit Sensor
Cassette -MP Pickup Solenoid
-MP Empty -Paper Pos Sensor
24V1/24V2
Device
USB
DEBUG
RESET
IC
DC Converter
3.3V
1.0V 1.1V 1.8V 2.5V
System
SPGPv4
SCL0_v4
SDA0_v4
DEBUG_RXD
DEBUG_TXD
ADDR DATA
E-PHY
BCM5241
1W Circuit
nPOWER_OFF
5V
nPOWER_On
EN_SMPS_24V
SCL1_LPEC3
SDA1_LPEC3
SCF_RXD SCF_TXD
PANEL_RXD
PANEL_TXD
FUSER CONTROL
Sensor -Analog
-TEMP_IN
-Humidity/TEMP_OUT
AC
MAIN PBA
LOCAL
PCI
DDR
Control
I2C
MAC
UART
Core:700MHz
VIDEO CONTROL
PWM CLOCK
USB 2.0
SATA I/F
PWM Con ’
VDDQ
1.8V
0.9V
VTT
M-BUS
OPTION
DDR SODIMM
SOCKET
DDR SDRAM
EEPROM
DDR SDRAM
CTD sensor
Regulator
Relay
24VS2
nRST_LPEC3
M
U
X
Sensor -Humidity/Temp Out -Temp In
Clock
Generator
ICS445
25MHz
25MHz
30MHz
12MHz
12MHz
25MHz
200MHz
OP Panel
SCAN JOINT
DADF
REVERSE
CCD
FAX
SMPS Fan
CIP6
Image
Processor
PCI Bridge
LINE
Driver
25MHz
100MHz
100MHz
HOST
USB
WLAN
(OPTION)
USB2514
HDD
(OPTION)
LPEC3
ASIC
Engine
Control
DDR SODIMM
On board
M
U
X
SMPS TYPE4(STAGE3)
POWER
CORD
POWER
CORD
POWER
CORD
FUSER Lamp Control
Motor -OPC BLDC -DEVE BLDC -FUSER BLDC -FEED STEP MOTOR
-EXIT STEP MOTOR
Solenoid/Clutch
-CST Pickup Solenoid
-DEVE K Clutch
Fan -Fuser Fan -Rear Fan
PTB UNIT
DEVE CRUM IF PBA
CRUM
ACR sensor L/R
DEVE Y UNIT
CRUM
DEVE M UNIT
CRUM
DEVE C UNIT
CRUM
DEVE K UNIT
CRUM
DEVE Y UNIT
CRUM
DEVE Y UNIT
CRUM
DEVE M UNIT
CRUM
DEVE M UNIT
CRUM
DEVE C UNIT
CRUM
DEVE C UNIT
CRUM
DEVE K UNIT
CRUM
DEVE K UNIT
CRUM
LSU -2 Polygon Motor
-1 Beam 4 LD
-LSU Temp
FUSER UNIT
Thermistor1
Thermistor2
800W lamp
Thermostat 2ea
500W lamp
SCF UNIT (OPTION)
HVPS
5V
5VS
USB
ISP1761
EEPROM
24C64
Flash Memory
32M
Cover
Switch
24VS1
24V1
Sensor -FCF Empty -Feed Sensor
-Exit Sensor
Cassette -MP Pickup Solenoid
-MP Empty -Paper Pos Sensor
Device
USB
DEBUG
RESET
IC
DC Converter
3.3V
1.0V 1.1V 1.8V 2.5V
System
SPGPv4
DEBUG_RXD
DEBUG_TXD
E-PHY
BCM5241
1W Circuit
nPOWER_OFF
5V
nPOWER_On
SCF_RXD SCF_TXD SCF_RXD SCF_TXD
PANEL_RXD
PANEL_TXD
F
USER BIAS FUSER BIAS
Sensor -Analog
-TEMP_IN
-Humidity/TEMP_OUT
LOCAL
PCI
DDR
Control
I2C
MAC
UART
SPGPv4
Core:700MHz
VIDEO CONTROL
PWM
CLOCK
USB 2.0
SATA I/F
PWM Con ’
VDDQ
1.8V
0.9V
VTT
M-BUS
DDR SODIMM
SOCKET
DDR SDRAM
EEPROM
DDR SDRAM
CTD sensor
Regulator
Relay
24VS2
nRST_LPEC3
M
U
X
Sensor -Humidity/Temp Out -Temp In
Clock
Generator
ICS445
30MHz
12MHz
12MHz
25MHz
25MHz
100MHz
100MHz
30MHz
12MHz
12MHz
25MHz
OP Panel
SCAN JOINT
DADF
REVERSE
CCD
FAX
SMPS Fan
CIP6
Image
Processor
PCI Bridge
LINE
Driver
25MHz
100MHz
100MHz
HOST
USB
WLAN
(OPTION)
USB2514
HDD
(OPTION)
S
CL0_LPEC3
SDA0_LPEC3 SCL0_LPEC3
SDA0_LPEC3
5
V_CTD5V_CTD
2
4V224V2
5
V_SMPS5V_SMPS
2
5MHz
25MHz
200MHz
25MHz
25MHz
200MHz
S
CL0_v4
SDA0_v4 SCL0_v4
SDA0_v4