Cordless telephone with answering system (112 pages)
Summary of Contents for Sony SPP-A968
Page 1
SPP-A968 SERVICE MANUAL US Model Canadian Model SPECIFICATIONS General Base unit Spread method Power source Direct-Sequence Spread-Spectrum DC 9V from AC power adaptor AC-T46 Access method Battery charging time FDMA-TDD Approx. 12 hours Frequency band Dimensions 902 - 928 MHz Approx.
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SPP-A968 6-5. SCHEMATIC DIAGRAM – BASE MAIN Board (1/3) – • See page 31 for Waveform. • See page 42 for IC Block Diagrams. (Page 33) (Page 34)
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SPP-A968 6-6. SCHEMATIC DIAGRAM – BASE MAIN Board (2/3), BASE MICROPHONE Board – • See page 31 for Waveform. • See page 42 for IC Block Diagrams. (Page 32) (Page 34) (Page 34)
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• Semiconductor SPP-A968 Location (Side A) Ref. No. Location D241 6-7. SCHEMATIC DIAGRAM – BASE MAIN Board (3/3) – • See page 31 for Waveform. D243 D406 IC101 IC150 IC201 IC301 IC501 IC602 IC701 IC751 IC951 Q103 Q150 Q401 Q406...
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SPP-A968 6-10. SCHEMATIC DIAGRAM – DSP Board – • See page 31 for Waveforms. • See page 42 for IC Block Diagrams. (Page 34)
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IC951 S-24C01AFJA-TB-01 (BASE MAIN Board) START/STOP HIGH VOLTAGE DETECTION SERIAL CLOCK GENERATOR CIRCUIT CONTROL CIRCUIT DATA REGISTER LOAD EEPROM COMP DEVICE ADDRESS COMPARATOR ADDRESS SELECTOR COUNTER Y DECODER DATA OUTPUT/ ACK OUTPUT CONTROL CIRCUIT DOUT...