Telephones/answering machines: cordless telephone with answering system (115 pages)
Summary of Contents for Sony SPP-A940
Page 1
SPP-A940 Canadian Model Serial No. 0,101,999 and later SERVICE MANUAL SUPPLEMENT - 1 File this Supplement with the Service Manual. Subject : Change of DSP Board (ECN-CP800943)
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SPP-A940 1. PRINTED WIRING BOARD (DSP SECTION) Semiconductor Location Ref. No. Location Note: • X : parts extracted from the component side. • : Through hole. • b : Pattern from the side which enables seeing. (The other layers' patterns are not indicated.)
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SPP-A940 2. SCHEMATIC DIAGRAM (DSP SECTION) Note: Waveform • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics and tantalums. • All resistors are in Ω and W or less unless otherwise specified.
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SPP-A940 3. ELECTRICAL PARTS LIST NOTE : Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark • Due to standardization, replacements in the • SEMICONDUCTORS When indicating parts by reference num- 8-719-018-89 PHOTO COUPLER LTV817-C 1-216-864-11 METAL CHIP 1/16W In each case, u : µ...