Sharp UX-108 - TEL Mode; Answering with the faxs handset

UX-108U/178U/188U
FO-375U
(2) Panel control block
The following controls are performed by the XFC3.
• Operation panel key scanning
• Operation panel LCD display
(3) Mechanism/recording control block
• Recording control block diagram (1)
Fig. 4
OPERATOR
PANEL,
KEYPAD,
LEDS & LCD
PANEL/LCD PWB
PRINTER DATA
CONTROI &
SENSORS
THERMAL HEAD
OPO[7:0]*
OPI[3:0]*
LEDCTL*
LCDCS*
TEST
BATRSTN
RESETN
STRB[3:0]
STRBPOL
THADI
PDAT
PCLK
PLAT
TONE/ALTTONE
TSTCLK
REGDMA
WAITN
SYNC
PWRDWNN
PRINTER &
SCANNER
MOTOR DRIVERS
MOTOR
PM[3:0]*
SM[3:0]*
RTC
CRYSTAL
SCANNER
CONTROLS &
SENSORS
START
CLK2
CLK1
CLK1N
VIDCTL[1:0]
XIN
XOUT
MIRON
MCSN
SYSCLK
D[7:0]
RDN
A[4:0]
WRN
MONOFAX
FACSIMILE
MODEM
ANALOG
SWITCH
LINE
INTERFACE
SPEAKER
MICROPHONE
CIRCUIT
TELEPHONE
LINE
RXA
TXA
SPKR
MIC RIN
SPKRLO
SPKRHI
SPKR
RIN
TXA2 TXA1
TXOUT
RXIN
XIA
GPIO
DRAM
(OPTION)
SCANNER
VIDEO
PREPROCESSING
SYNC PORTS (2)
(SSIF)
VIN
+VREF
–VREF
SSCLK[2:1]*
SSTXD[2:1]*
SSRXD[2:1]*
SSSTAT[2:1]*
SYNC/ASYNC
SERIAL
PORT
SASCLK
SASTXD
SASRXD
GPIOGENERAL
PURPOSE I/O
CIS
DEBUGN
VDD
VDRAM
VBAT
VSS
FLASH MEMORY
WRPROTN
FRDN*
FRWN*
FCLE*
FCS[0:2]
D[7:0]
RDN
A[23:0]
WRN
ROMSCN
CS[5:0]N*
TXDAT
RMODE
RXDAT
TMODE
CLKIN
SLEEPN
GPIO
CAS[0,1]N,RASN,DWRN
NOTES:*ALTERNATIVE GPO,GPI OR GPIO LINES
SPEAKERPHONE ONLY
VOICE OR SPEAKERPHONE
EXTENDED
FACSIMILE
CONTROLLER
XFC-(M)
EXTERNAL BUS
5 – 5