SECTION 10 BLOCK DIAGRAM
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| SCK,SDTO,DA1STB,TPLSTB | |
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| TLV |
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| IC1: NJM2902V | IC13: BU4066BCFV |
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| IC4D | IC4: NJM2902V |
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| TUNLK | |||
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| from FRONT UNIT | MIC | IC1D | MIC MUTE |
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| Q1: XP1214 |
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| PATEMP | |
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| AF |
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| TX- |
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| CTDTO |
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| FWSWR | |||
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| AMP |
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| IC2: NJM2902V |
| IC3: NJM2902V | TONE |
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| from CPU |
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| FIL | IC4A, B, C |
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| RVSWR | ||||
| VCC2 |
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| MICMUTE1 |
| IC2D | CP2 | IC2C | IC2A, B | IC3A |
| IC3B |
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| I TONE | |||
| M9V |
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| IC1C |
| MIC |
| PRE- |
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| SPLAT |
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| E MOD1 |
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| HPF | LIMIT |
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| TXAF | |||||||
REG | L9V |
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| AF | MIX |
| EMP |
| MIX |
| FIL |
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| AMP |
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| E TONE | |||
A5V |
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UNIT |
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| MICMUTE2 |
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| IC14 TC4S66F |
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| IC25: M62364FP |
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| TMUTE1, TMUTE2, W/NS | |
REGTEMP |
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| AF |
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| IC26: NJM2904V |
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| M9V | ||
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| IC1A |
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| AFATTO | RPT |
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| PSD | TELAFO |
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| AF |
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| MICO | MUTE |
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| IC26A | SCK, SDTO, DA2STB | RX REF |
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| AMP |
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| M9C |
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| AF | E DTCS |
| A5V | FREQ |
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| ADJ. |
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| R/BSW |
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| AMP | from JACK2 UNIT |
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| TELMUTE1 |
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| from IC41 |
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| RVCON | |||
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| CP8 |
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| IC1B |
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| A5V | RX BPF |
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| TUNE | |
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| from JACK2 UNIT |
| CP3 |
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| IC26B |
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| AF |
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| CP5 | CP6 | CP9 | AF | E MOD3 |
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| TUNE |
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| M9V | ||
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| E MOD2 | AMP |
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| AMP | from JACK2 UNIT |
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| RPT |
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| RLV | ||
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| MICMUTE3 |
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| SIGOUT |
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| AFATTI | AFATTO |
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| AF |
| RUNLK | |||||
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| ADJ. |
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| CP4 |
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| IC3C, D |
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| RSSI | |
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| TX- |
| IC52: NJM2520V |
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| RPT |
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| DISC | |
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| MICI |
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| SIG |
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| SQL |
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| from IC40 |
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| FIL |
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| IC20: | ADJ. |
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| SQL | |
PROG |
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| IC21: TC4W53FU |
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| AF |
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| TC4W53FU |
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| J7, J8 |
| 25TDTMFO, MBEEP, CWO, DTMFO |
| MUTE | DISC |
| R/B |
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| R/B |
| NDET | ||
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ANI CLR |
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| SQLI |
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| SQLO |
| R9C, W/NS | |
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| from CPU |
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| from RX UNIT |
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| OPTION |
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| AFMUTE2 | SW |
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| SW |
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| R2 |
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| DISCO |
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CH UP |
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| SLOT12 |
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| from IC40 |
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| SCK, SDTO, RPLSTB | |||||
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| BASEL |
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| OPT1, OPT3 |
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| IC6: NJM2107F |
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CH DN |
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| from IC39 |
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| from IC39 |
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| AF | AFATTI |
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| SQL |
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| from IC41 |
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| AFOUT |
| to IC25 |
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| AMP |
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| to CPU |
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| IC10: NJM2902V |
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| KBEEP |
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MONI |
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| IC16: | IC17: |
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| IC9: NJM2902V |
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| IC9C: NJM2902V |
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| IC29: FX805LG | IC10A, B | IC10C |
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| from CPU |
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| TC4W53FU | LA4425A | SPR | ||||||
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| IC9D, B | IC9A |
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| R1 |
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RPT/BASE |
| DISC |
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| CP1 |
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| AFVRI | AFVRO |
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| SP | |
| BUFF |
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| CTCSS | HPF | DE- | LPF | AF |
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| AF | AF | ||||||
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| from RX UNIT |
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| DET | EMP | AMP |
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| MUTE | AMP |
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SP MUTE |
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| VOL |
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| Q37: |
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| VR | AFMUTE1 |
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| CIRQ,CCS,SDTI,SCK,SDTO |
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| IC7D |
| DTC144EE |
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REMOTE |
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| IC7B |
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| from IC40 |
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| IC8: NJM2902V |
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DS1 |
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| Q17: DTC144EE |
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| AF | AF OUT |
| AF |
| AF | TELAFI |
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| IC8D |
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| UNIT |
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DC |
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| Q18: XP1114 |
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| AMP |
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| MUTE |
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| IC42, IC43: TLP121 GB |
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| Q19: XP1114 |
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| CTCSS |
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| CP10 |
| CP11 |
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| Q20: XP1114 |
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| AMP |
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| TELMUTE2 |
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| Q44: DTA144EE |
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DS2 |
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| Q24: 2SJ377 |
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| FIL |
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| E MOD1 |
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| + – EXTMOD |
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PROG |
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| LED | from IC39 |
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| IC12A, C | IC12D |
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| CP12 |
| CP13 |
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| AFOUT1 | I/F | + – AFOUT |
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DS3 |
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| CTRL |
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| DTCS |
| DTCSI |
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| BUSYL | + – PTT |
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TX |
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| IC34: |
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| FIL |
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| IC7C |
| IC35: BU4011BFV |
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| IC36: BU4011BFV |
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DS4 |
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| AF | AFOUT1 |
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| IC12B IC12: NJM2902V |
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| Q3: DTC144EE |
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BUSY |
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| 25T |
| 25TI |
| to CPU |
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| IC7: NJM2902V | RESET | INT, RES |
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DS5 |
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| FIL |
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| IC7A |
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BASE |
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| IC31: LC7387M |
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| AF | DISCOUT |
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| IC30: TC4W53FU |
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| IC37: HN58X2464TI |
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| BUSYL,TXL |
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| AMP |
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DS6 |
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| DTMF | DTMF | DTSTD,DTACK,DTMFD |
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| EEPROM |
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| from IC39 |
| E PT1 |
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REMOTE |
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| SW |
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| MCK, MDT |
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| +15V | |||||||
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| DECODE |
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| D0, D1 , |
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| RMTL |
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| DTSEL2 |
| X1: |
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| BUSYL | IC39: BU4094BCFV |
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| D2, D3, D4 |
| D0 |
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DS7: |
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| TXL |
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| from CPU |
| 4.194304 MHz |
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| DCL |
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| D1 | CP26 | ||||
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| TELAFO |
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| PORT |
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| I/F | ||||
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| PROGL |
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LCD |
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| from CPU |
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| to IC1A |
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| D5C | EXPAND | SCK, SDTO, PE1STB |
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| E PT1, E PT2 | D2 | CP24 | |||
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| CPU |
| Q7: XP1214 |
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| AFMUTE1, 2 | IC40: BU4094BCFV |
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| MONI, R/B, M/SI | D3 | CP22 | |||
FRONT UNIT |
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| MICMUTE1~3 |
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| Q38: XP1214 |
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| TELMUTE1, 2 | EXPAND | SCK, SDTO, PE2STB | IC33: HD64F2238FA13 |
| Q49,Q50: XP4311 | D4 | CP20 | |||||||
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| TELBMR |
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| D10,D11: MA2S111 | M/SI, E PT2, |
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| D4: D1UBA80 | RL1: ATX209 |
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| R/BSW |
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| E MONI, E R/B | |||
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| RL2: ATX209 |
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| W/NS | IC41: BU4094BCFV |
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| COAXSW, M/SO |
| BUSYOUT, TXOUT, | |||
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| BRIDGE | D28: 1SS355 | IC46: BA6566F |
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| R9C |
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1 | NC |
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| D29: 1SS355 |
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| OPT1, 3 |
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| COAXSW, M/SO | |||||
L1 |
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| IC50: TC4W53FU IC47: LC73701M |
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| M9C | PORT |
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2 | L1 |
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| SPEACH |
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| TELBUSY |
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L2 |
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| HOOK |
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| to CPU |
| EXPAND | SCK, SDTO, PE3STB |
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3 |
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| I/F |
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| Q26~Q29: XP4311 |
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4 | NC |
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| SW | NET |
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| L2 |
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| SW | DIALER |
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| D19~D22: MA2S111 |
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| SCK, SDTO, TELSTB |
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| CTS | CP25 | |||||
TEL LINE |
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| D5: D1UBA80 |
| HOOKC |
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| T/RLV |
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| RXDT0, TXDT0 |
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CONNECTOR |
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| from CPU |
| TELAFI |
| DTSEL1 |
| TELBMR |
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| RTS | CP23 | ||||
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| BRIDGE |
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| from CPU | from IC40 |
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| TEMP |
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| RTS, CTS | I/F | DTO | CP21 | ||
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| M MONI | CP28 |
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| IC51: NJNM2107F | IC45: LM567CM |
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| IC53: TC4W53FU |
| IC32: TC4W53FU |
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| DTI | CP19 | |||||
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| TOUCH | ONHOOK |
| REGTEMP |
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1 |
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| AF |
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| TLV |
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| M PTT |
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| AMP |
| TONE | to CPU | from TX UNIT | T/RLV | from REG UNIT | TEMP |
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| E MOD2 |
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2 |
| Q4, Q6, Q25: 2SC4081 |
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| DECODE |
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| D14 |
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| RLV | SW | PATEMP |
| SW |
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3 |
| L9V | Q5: 2SA1576 |
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| MA2S077 |
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| E MOD3 |
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| from RX UNIT |
| from TX UNIT |
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4 |
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| D7: MA2S111 |
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| D1: PTZ36B |
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5 |
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| SW |
| SHIFT |
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| E DTCS |
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6 |
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| IC48: TLP121 |
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| CLONE | CLONE | RXDT1,TXDT1 |
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| SW |
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7 |
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| from CPU |
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| RSSI | |||||||
8 |
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| I/F |
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| RING |
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| X2 |
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| MIC |
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| RINGER |
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| AF OUT | ||
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SP/MIC |
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| SHIFT |
| 12.288 MHz |
|
| ||
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| to CPU |
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| NOTE : |
|
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| |||||
| SPR |
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| DISCOUT | ||||||
CONNECTOR | from JACK1 UNIT |
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| from CPU |
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| ||||||||
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| IC38: |
|
|
|
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| : DATA BUS |
|
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| |
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| Q45: 2SA1362 |
|
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| Q48: IMZ4T108 |
|
|
|
| : CONTROL LINE |
|
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| ||
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|
|
| IC11: TA78L05F |
| D13: |
|
|
| D43: MA2S111 |
|
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| |||||
INT SP |
|
| L9V | +5V | TEL5V | L9V | C5V |
| L9V | L5V |
|
|
| : CONTROLS LINE |
|
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| |||||
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| SPR |
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| ||||||||||
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| REG |
|
| C5V |
|
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| L5V |
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| : COMMON LINE |
|
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| LOGIC UNIT |
| ||||
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| ||||||
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| : TX LINE |
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| |||
CHASSIS UNIT |
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| : RX LINE |
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| |
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| ||
TX
UNIT
RX
UNIT
EXT SP JACK
JACK1
UNIT
1
2
3
4
5
6
7
8
8P MODULER CONNECTOR
JACK2
UNIT
1
14
2
15
3
16
4
17
5
18
6
19
7
20
8
21
9
22
10
23
11
24
12
25
13
CONNECTOR
10 - 1