Marantz MAR770 - Manual (Page 3)

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1. Servicing the DR6050
1.1 INTRODUCTION:
The DR6050 is the consumer version of a CD recorder, this means that the SCMS (Serial Copy Management System) is
included. The DR6050 can only record on the Audio CDRs (Consumer Use).
The DR6050 is suitable for recording and playback of CD-R W discs (CD-Re Writable disc).
1.2 OPENING THE PRODUCT :
The product can be opened by removing the top cover (6 screws). Once the product is opened one can have access to the
several PCB's and the main module.
Below the several PCB's and it function and service policy will be discussed:
Consumer : For Digital Audio
Professional : For General use (Including PC)
P : Playback
R : Recording
Playback & Recording and Disc
Disc
Player/Recorder
CD
CDR CD-RW
SCMS
Consumer Disc Consumer Disc Professional Disc Professional Disc
Finalized Finalized
non
Finalized non
Finalized non
Finalized non
Finalized
Finalized Finalized
Audio CD Player
Current products Ex:CD-17
Audio CD Player
CD-RW playback Ex:CD-17MK II
CD-RW Recorder
For Professional Ex:CDR630/640
CD-RW Recorder
For Consumer Ex:DR6050
P P no P no no no no no -
P P no P no P no P no -
P P P/R P P/R P/R P/R P/R P/R no
P P P/R P P P/R P/R P YES
CDR Module
MAR775
Power Supply
PCB
Terminal
PCB
DISPLAY
PCB
CD
Loder
VAL1250
P
PHONE
BOARD