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CONFIDENTIAL
Technical Tip
18 Park Way, Upper Saddle River, NJ 07458
Date: February 22, 2006
_____________________________________________________________
Model: HTR-330, HTR-430, HTR-530, TX-SR303, TX-SR503, TX-SR573, TX-
SR603X
Subject: Noise in surround channels.
Symptom: If the customer complaint states "noise in the surround channels". Perform
the following update:
Solution: Add a 220uf/63V electrolytic capacitor* to the Display PCB as shown:
______________________________________________________________________________________
CONFIDENTIALITY NOTICE:
This document and the information it contains is intended for the exclusive use of Authorized ONKYO Service Centers and their
employees. This document may contain information that is privileged, confidential and exempt from disclosure under applicable law
and terms of the ONKYO Service Agreement. Any dissemination, distribution or copying of this document and the information it
contains is strictly prohibited.
Display board
*Secure the 220uF/63V capacitor to the Display board with Sony bond.
Parts:
Ref# Description Part Number
N/A 220uf/63V electrolytic 394672217
capacitor
______________________________________________________________________________________
CONFIDENTIALITY NOTICE:
This document and the information it contains is intended for the exclusive use of Authorized ONKYO Service Centers and their
employees. This document may contain information that is privileged, confidential and exempt from disclosure under applicable law
and terms of the ONKYO Service Agreement. Any dissemination, distribution or copying of this document and the information it
contains is strictly prohibited.