Specifications
AR-FX5 ELECTRICAL SECTION 8-1
[8] ELECTRICAL SECTION
1. MDMC PWB
A. Block Diagram
30PIN
TPW 05,06
POWER ON MODE
SELECT PIN
TPW119,120
ROM LOADER
WRITING PIN (BOOT)
6PIN
AOUTM
TELRX
RD/WR-,WAIT,BS,WE0-,WE-
CS0-,CS3,CS4-,CS5-,IRQ3-
CSQMC-
IORD-
IOWR0-
IOWR1-
IORES1-
CSMDM-,IORD-
IOWR0-,IOWR1-
CKIO
FAX G/A
3PIN
MFP CONTROLLER
FAX INTERFACE PWB
26PIN
ICERES-
SIGRX,TELRX,SIGTX
HS1-,HS2-,RHS,CI-
EXHS-,CION,MR,SCML
DP,RCVMUTE-,MICMUTE-
VRSEL1-,VRSEL2-,VRSEL3-
EC,CID-,FNETD-
+5V,+12V,+12VS
GND(DG),GND(AG),GND(DGS)
to FAX G/A
RES_MFP-
CTS2 TXD2 RTS2 RXD2
CTS TXD RTS RXD
FAX_VPP
RESETP-
MWAIT
CTS TXD RTS
RXD CTS2 TXD2
RTS2 RXD2 FAX_RES-
RES_MFP-MSW_OFF
VLED FAX_VPP,CNCT_FAX-
FAX_PWON-
FNETD-
BZ
SPSELA,SPELB
TXSELA,TXSELB,SPMUTE
VOLA,VOLB,VOLC
DP,S,CML,MR,RCVMUTE-,MICMUTE-,CION
EC,RHS,VRSEL-,VRSEL2-,VRSEL3-
RESET-,RESET
F-NETD-
CA[0:11]
CD[0:15]
A[0:11]
D[0:15]
DACK0-,DACK1-
DREQ0-,DREQ1-,IRQ4-
IRQ0-,IRQ1-,DBOOT,DPACK-
PDAK-,CDAK-
CDRQ,PDRQ,INTR
NDIRQ1-,NDIRQ2-NDPACK-
+3.3V
+5, +3.3, +12V,GND(DG),GND(AG)
+12VL,GND(AG),DCPR
RESET-
VLED
MSW_OFF
FAX_RES-
MANRES-
CNCT_FAX-
F-NETD-
OEAB,OEBA-,CBA
CA[1:16]
CD[0:15]
CD[0:3 ]
CA[2:22]
CSROM-,IORES2-
FAX_PWON-
+5VS
FAX G/A SERIAL EEPROM
RD-
RESET
RMERES
RMERES-
ICERES-
RESET
IORES0-
NHDRES-
BOOT
BOOT
SCIF2
MFP-I/F
CONNECTOR
(ALL SIGNALS)
RESET
CIRCUIT
CRYSTAL
OSCILLATOR
12.5MHz
CID-
DCPR
CS2-,RD-,WE0-,WE1-
ROM5V
FROM CPU
CS,RD/WR-
1.8V GENERATION
ROM_VPP
ROM_VPP
TO CPU
FROM MFP I/F CONNECTOR
MWAIT
FROM FAX G/A
ADDRESS BUS
DATA DATA BUS
LOCAL BUS
DTC114E
FLASH MEMORY 32BIT
WRITING TIMING
SDRAM
(WORK MEMORY)
FROM RESET CITCUIT
FROM 3.3V 5V
TO NIGHTTIME FAX CIRCUIT
3.3V 5V
SERIAL
EEPROM
LED x 1
CPU
(MH,MR,MMR)
NIGHT TIME FAX CIRCUIT
NIGHT TIME FAX
POWER CONNECTOR
POWER
CONNECTOR
3-PIN REGULATOR
(CPU POWER 1.8V)
MODEM CIRCUIT
MODEM
(ROM)
MODEM
(DSP)
MODEM
(SRAM)
MODEM
(AFE)
TEL/LIU
CONNECTOR
VOICE PATH
SWITCH CIRCUIT
SP
CONNECTOR
TEL/LIU
PWB UN
FAX POWER
UNIT
RS232C
TRANCEIVER
RS232C
TRANCEIVER
TD62503
CRYSTAL
OSCILLATOR
14.7456MHz
CRYSTAL
OSCILLATOR
0.0MHz
FAX G/A
3.3V 5V
DTC363E
3.3V 5V
LCX16652 x 1
3.3V 5V
LVC244 x 2
3.3V 5V
LVC244
3.3V 5V
LVC04
3.3V 5V
LVC244
3.3V 5V
HC132+LVC04
3.3V 5V
LVC04+DTC363E
FLASH MEMORY
32bit
(PROGRAM ROM)
JBIG CODEC
SRAM
8bit x 2
(WORK MEMORY)
CRYSTAL
OSCILLATOR
24.576MHz
2PIN
Code
16
Bit
16
Host
8