Service manual

UX-510UA
FO-1470U
4 – 1
[1] Block diagram
CHAPTER 4. DIAGRAMS
SRAM
256kbit
ROM
2Mbit
CPU
CPU I/F
TIMER
RTC
PIO
WATCHDOG
TIMER
CLOCK
32.768kHz
INTERRUPT
CONTROLLER
CCD I/F
MOTOR I/F
SENSOR I/F
SIO
THERMAL
HEAD I/F
PANEL I/F
OPERATION
PANEL
CONTROL PWB UNIT
1CHIP FAX ENGINE (SCE114)
HANDSET
SPEAKER
+5V +24V
OPERATION
PANEL
TEL/LIU
PWB UNIT
DRIVER
PM
POWER SUPPLY
PWB UNIT
DRAM
4Mbit
REGULATOR
AMPLIFIER
RESET
VOLTAGE
REGULATOR
+3.3V
+5V
AMPLIFIER
AMPLIFIER
SURGE
PROTECT/
FILTER
CML TRANSFORMER
CI
VBT
STABILIZER
RECTIFIER
TRANSFORMER
RECTIFIER
DIODE
LINE
EXT.TEL
AMPLIFIER
BZ
CLOCK
32.256MHz
INTEGRATED ANALOG DEVICE
(20415)
LCD
RELAY
THERMAL
HEAD
P-IN
SENSOR
FILM
SENSOR
IMAGING
FILM
RECORDING PAPER
CCD
LED
FILTER
SURGE
ABSORBER