Marantz SR7001 Service Bulletin

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Model:
SR7001, SR8001
Subject:
Software Update Information
* This Service Bulletin is only for service repair information with following minor
problem, and this is not a call requiring the rework of stock units.
Symptom:
1. Noise is heard in the audio when the product is connected via
HDMI to a player capable of outputting DSD audio and is playing back the DSD
audio of a SACD with the Surround set to CS II.
2. No sound comes out if the surround mode is selected to SOURCE DIRECT or
PURE DIRECT while the product is playing back a CD, connected via DIGITAL
to a player capable of converting the CD sampling output frequency to 88.2 KHz.
3. Vertical fringes appear on the left side of the TV screen when the audio is
converted from the Analog Component Signal (480p/576p, 720p, 1080p) to
HDMI.
Solution:
1. The input mode has been set to always receive DSD (Channel 2)
input to DSP in STEREO Input.
2. The device common master clock for processing digital audio signals has been
reset to 88.2KHz/96KHz.
3. The digital video sync output has been changed from the embedded type to
the separate type. (Change of MAIN and HDMI software)
Please update the software for the MAIN microprocessor and the HDMI
microprocessor.
1. Firstly, check the version of each software. (For information on how to check,
see the SERVICE MODE of the Service Manual on Page 10.)
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The information contained in this document is intended for the exclusive use by MARANTZ Authorized Service Centers and their
employees. This document may contain information that is privileged, confidential and may be protected from disclosure under
applicable laws and terms of the MARANTZ Service Agreement. Any distribution, disclosure, dissemination or copying of this
document and the information it contains is prohibited. No responsibility will be accepted by MARANTZ for any damage, injury or
loss resulting from the misuse of the information contained in this document.
100 Corporate Drive Mahwah, NJ 07430
CONFIDENTIALITY NOTICE:
Service Bulletin
No. : MZ08-021
Date:
February 17, 2009