
100 Corporate Drive Mahwah, NJ 07430 
           Service Bulletin 
No. : OST-C1485-1 
Date: February 13, 2009 
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Model: DHT-FS5    
Subject:  The unit displays an error code, or doesn't work correctly. 
Countermeasure is applicable only upon claim from the customer.  
Symptom: After a while: unit switches by itself in protection mode, no further 
operation possible. Display shows error "C2". 
Solution:  Please exchange the "SKA SIGNAL P.W.B. UNIT ASS'Y". 
MODIFICATION: When unit switches itself into protection mode, no further 
operation is possible. The display shows error "C2" or "C3" or "No indication of 
LEDs", please exchange for the "SKA SIGNAL P.W.B. UNIT ASS'Y". We 
indicated the new "SKA SIGNAL P.W.B. UNIT ASS'Y " with a Black or White dot 
approx.φ5mm (see pictures). 
______________________________________________________________________________________ 
The information contained in this document is intended for the exclusive use by DENON 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 DENON Service Agreement. Any distribution, disclosure, dissemination or copying of this 
document and the information it contains is prohibited. No responsibility will be accepted by DENON for any damage, injury or loss 
resulting from the misuse of the information contained in this document. 
CONFIDENTIALITY NOTICE: 

______________________________________________________________________________________ 
CONFIDENTIALITY NOTICE: 
The information contained in this document is intended for the exclusive use by DENON 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 DENON Service Agreement. Any distribution, disclosure, dissemination or copying of this 
document and the information it contains is prohibited. No responsibility will be accepted by DENON for any damage, injury or loss 
resulting from the misuse of the information contained in this document. 

Parts: 
Ref# Description  Part Number 
4  Venice signal pb assy  00DSPK582E3 
Serial Number Range: 
Please apply the above modification to the production models in the following 
serial numbers. (Last 5-digits) 
00001 ~ 01403 
______________________________________________________________________________________ 
The information contained in this document is intended for the exclusive use by DENON 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 DENON Service Agreement. Any distribution, disclosure, dissemination or copying of this 
document and the information it contains is prohibited. No responsibility will be accepted by DENON for any damage, injury or loss 
resulting from the misuse of the information contained in this document. 
CONFIDENTIALITY NOTICE: