FO-77U
UX-66U
4 – 1
[1] Block diagram
CHAPTER 4. DIAGRAMS
SRAM
256kbit
ROM
1Mbit
CPU
CPU I/F
TIMER
RTC
PIO
WATCHDOG
TIMER
CLOCK
32.768kHz
INTERRUPT
CONTROLLER
CIS I/F
MOTOR I/F
SENSOR I/F
SIO
THERMAL
HEAD I/F
PANEL I/F
PM
OPERATION
PANEL
CONTROL PWB UNIT
1CHIP FAX ENGINE (FC200)
HANDSET
SPEAKER
+5V
+24V
OPERATION
PANEL
TEL/LIU
PWB UNIT
DRIVER
THERMAL
HEAD
PM
CONTACT
IMAGE
SENSOR
DOCUMENT
SENSOR
POWER SUPPLY
PWB UNIT
STABILIZER
MODEM
FM209
AMPLIFIER
AMPLIFIER
SURGE
PROTECT/
FILTER
CML
TRANSFORMER
CI
VBT
RECTIFIER
TRANSFORMER
RECTIFIER
DIODE
TRANSSURGE
ABSORBER
FILTER
LINE
PAPER
SENSOR
RESET IC
AMPLIFIER
BZ
CLOCK
32.256MHz
LCD
D-FF
16MHz
+3.3V
+5V
REGULATOR
CUTTER
AMPLIFIER
Summary of Contents for FO-77
Page 65: ...FO 77U UX 66U Control PWB parts layout Top side 6 7 ...
Page 66: ...FO 77U UX 66U Control PWB parts layout Bottom side 6 8 ...
Page 69: ...FO 77U UX 66U TEL LIU PWB parts layout Top side 6 11 ...
Page 70: ...FO 77U UX 66U 6 12 TEL LIU PWB parts layout Bottom side ...
Page 72: ...FO 77U UX 66U Power supply PWB parts layout 6 14 RDENT2142XHZZ F2 ...
Page 97: ...FO 77U UX 66U 14 M E M O ...