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SPP-901

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5-5.

SCHEMATIC  DIAGRAM  – BASE RF Board –

 See page 29 for IC Block Diagrams.

(Page 21)

Содержание spp901

Страница 1: ...MICROFILM SERVICE MANUAL CORDLESS TELEPHONE Canadian Model SPECIFICATIONS SPP 901 ...

Страница 2: ...SPP 901 19 20 5 5 SCHEMATIC DIAGRAM BASE RF Board See page 29 for IC Block Diagrams Page 21 ...

Страница 3: ...SPP 901 21 22 5 6 SCHEMATIC DIAGRAM BASE MAIN BASE KEY Boards See page 16 for Waveform See page 30 for IC Block Diagrams Page 20 ...

Страница 4: ...SPP 901 23 24 5 7 SCHEMATIC DIAGRAM HAND RF Board See page 29 for IC Block Diagrams Page 26 ...

Страница 5: ...SPP 901 25 26 5 8 SCHEMATIC DIAGRAM HAND MAIN Board See page 16 for Waveform See page 30 for IC Block Diagrams Page 24 ...

Страница 6: ...OM NIN COM IN SL IN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 A1 MIX LIMITER AMP LIMITER AMP DE MODULATOR RSSI U2 TB31202BFN EL HAND RF Board U10 TB31202BFN EL BASE RF Board 2 3 5 4 6 7 8 9 10 1 11 12 13 14 15 16 BUF BUF PROGRAMABLE DIVIDER PHASE COMPARATOR OUTPUT SWITCH L OSC REFERENCE DIVIDER LOCK DET CONTROL CIRCUIT 1 2 1 2 1 2 BUF 1 32 33 1 32 33 PHASE COMPARAT...

Страница 7: ... IN 2 AMP FILTER AMP 1 FILTER AMP 2 VREF RO2 AMP U7 BR93LC46F E2 BASE MAIN Board CS CLK 6BIT 16BIT DI DO VCC NC NC VSS 4 3 2 1 5 6 7 8 COMMAND DECODE CONTROL CLOCK GENERATION WRITING INHIBIT COMMAND REGISTER DUMMY BIT ADDRESS BUFFER DATA REGISTER ADDRESS DECODER 1 024 BIT EEPROM ARRAY 16BIT 6BIT HIGH VOLTAGE GENERATION R W AMP POWER SUPPLY VOLTAGE DETECTION U11 LP2953IM HAND MAIN Board 2 3 1 8 9 1...

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