HFP0482_©_.PDF part of Sony (Bulletin) SDP-505ES, SDP-777ES HFP0482_©_.PDF, Confidential Service bulletin hi-Fi product - Symptom: IC NE657N (8-759-927-57), referenced IC504 (SDP-505ES) and IC503 (SDP-777ES) is no longer available, it is necessary to perform the following modification when this part needs servicing. text manual preview

Text preview for : HFP0482_©_.PDF part of Sony (Bulletin) SDP-505ES, SDP-777ES Confidential Service bulletin hi-Fi product - Symptom: IC NE657N (8-759-927-57), referenced IC504 (SDP-505ES) and IC503 (SDP-777ES) is no longer available, it is necessary to perform the following modification when this part needs servicing.

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Hi-Fi Products

CSA-13

Service Bulletin
Sony Service Company - Technical Services A Division of Sony Electronics Inc. Sony Drive, Park Ridge, New Jersey 07656

Model:

SDP-505ES, SDP-777ES

No.

482

Subject: SERVICING IC406/503 Symptom (**)

Date: April 29, 1996

IC NE657N (8-759-927-57), referenced IC504 (SDP-505ES) and IC503 (SDP-777ES) is no longer available, it is necessary to perform the following modification when this part needs servicing.

Solution:

SDP-505ES:
1. Remove IC406 (NE657N), C414/C514 (1UF, 50V), C419/C519 (10UF, 25V) from the Analog Board. 2. Add a jumper wire between the negative leads of C414 & C419 as well as between C514 & C519.

SDP-777ES:
1. Remove IC503 (NE657N), C525/C535 (1UF, 50V), C301/C302 (10UF, 50V)from the Main Board. 2. Add a jumper wire between the negative leads of C535 & C301 as well as between C525 & C302.

Reference: REF. SONY CANADA/EUROPE S/B Autoflagged - NO
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PRINTED IN USA