Read Panasonic UF-580 / UF-590 / UF-780 / UF-790 / UF-5100 / UF-6000 / UF-6100 / DX-600 / DX-800 Other Service Manuals online
5
SEP 2005
Ve
r 3
r 3
.0
UF-
580/590/780
580/590/780
/790
UF
-5100/6
-5100/6
000/6100
DX-600/80
0
1
S
S
ystem Description
1.1.
Electrical Circuit Explanation
1.1.1.
Fax Block Diagram
(UF-580/590/780/790/
5100/6000/6100)
Modem
G3 Signal Control
DTMF Dialing
DAA I/F
MJR PCB
UART
Pick up
Solenoid
Pick up
Solenoid
No Paper
Sensor
B-point
Sensor
Sensor
A-point
Sensor
Sensor
Speaker
TEL
LINE
Cover
Sensor
50MHz
CCD
*1: (TCD1208ACY)
*2: (
*2: (
PD3735)
Work Memory
Page Memory
SDRAM
8MB
Scanner
Motor
Key Matrix
and LED
MN86075
15.975
MHz
Motor
Driver
3.9656× 2MHz
Main
Motor
Motor
Driver
P
a
rallel I/F
ASIC
(DZAC000273)
for 16 pels/mm
Printing
for 600 dpi
Printing
5MHz
ILS PCB
High Voltage
Power Supply
Program
FROM
2MB
Image
FROM
FROM
*1: 8MB
*2: 2MB
*2: 2MB
24.576MHz
MN195006
Si3021
Si3015
Handset
(option)
SC PCB
IEEE 1284
Transceiver
CPU
(V850/MA1)
LCD Unit
Heater
Control
+5VP
+5V
+24V
-12V
+3.3V
Toner
Sensor
Line Memory
SRAM
32KB
SDoor
Sensor
Paper
Exit
Sensor
Timing
Sensor
Cassette
Detect
Sensor
No Paper
Sensor
Casette
Detect
Sensor
SNS2 PCB
CST2 PCB
SNS2 PCB
Fuser LAMP
Thermostat
Thermal Fuse
Thermistor
SNS4 PCB
SNS1 PCB
AC
SNS3 PCB
ACI
PCB
LED ARRAY
LSU UNIT
OPTION
*2 Only
FROM CARD
(Image)
2/4/8MB
3V --> 3V
Stamp
CPU
C
D
T
Low Voltage
Power Supply
PNL1PCB
15.975
MHz
for Scanner
8.9813MHz
*1 UF-5100/6000/6100
*2 UF-580/590/780/790
*2 UF-580/590/780/790
Facsimile Real Image Processor
A/D Converter, White Shading
64 Levels Error Diffusion
Binary Coding, Scanning Data Reduction
System Handling and Image Navigation Engine
Address Decoder, SDRAM Control, DMA Control
Watch-dog Timer (Reset Control), IEEE 1284 Control
CIS Control, Black Shading, Motor Control
Print Quality Control, Print Data Reduction
Print Engine Control (LSU & Heater)
16-Mbit Flash ROM
Firmware Program Code
Back-up Data (TEL#, Parameter, etc..)
32-bit RISC CPU (V850/MA1)
PNL CPU I/F
Image Code/Decode (BC/BE)
SDRAM Control
I/O Port
8-bit CISC CPU (uPD780022A)
LCD Unit Control
Key Matrix Monitor
LED Control, RTC
DAA (Digital Access Arrangement)
Line Voltage/Loop Current Monitor
AC/DC Termination, Ringer Impedance
Ring Detect, Pulse Dialing
Integrated Analog Front End (AFE)
IC1
IC10
IC4
IC1
IC20
IC122
IC124
IC123
IC31
IC30
IC9
IC7
IC3
IC28
IC36, 37
IC38
IC40
Q14
Q16
Q16
Q38
Q39
Q39
Q33
Q36
Q36
Q32
Q35
Q35
Q40
Q41
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