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UX-258TH
FO-475TH
(2) Panel control block
The following controls are performed by the FC200.
• Operation panel key scanning
• Operation panel LCD display
(3) Mechanism/recording control block
• Recording control block diagram (1)
Fig. 4
5 – 5
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
FC200
EXTERNAL BUS