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DIGITALE A/V SURROUND RECEIVER FR975/00/01C/17
MX980D/37
Service Manual DOLBY
D I G I T A L
TABLE OF CONTENTS
Page
Location Boards / System info ................................................... 1-2
Technical Specification ............................................................. 1-3
Service Tool / Measurement setup / Safety .............................. 1-4
Warning / Handling Chip components ...................................... 1-5
Abbreviations ............................................................................ 1-6
Instruction for Use ...................................................................... 2
Dismantling hints / Service positions ......................................... 3-1
Dismantling hints MDM Module ................................................ 3-2
Wiring diagram .......................................................................... 3-3
Block diagram ............................................................................ 4
Service Test program ................................................................. 5
Front Board ............................................................................... 6
Tuner 95 diagram ...................................................................... 7A
ECO 5 Tuner diagram ............................................................... 7B
Multi-Channel Decoding Module ................................................ 8
Mains Board .............................................................................. 9
Mono Board ............................................................................... 10
Exploded view ........................................................................... 11
S-VHS Board .............................................................................. 12
Exploded view partslist .............................................................. 13
Partslist Mono Board ................................................................ 14
Safety regulations require that the set be restored to its original
condition and that parts which are indentical with those specified
be used.
1-2
LOCATION OF PRINTED CIRCUIT BOARDS
Screw Terminal
Tuner Board
Mains Board MDM Board
P50 & Subw. &
Video Selector
Board
S-VHS
Video Board
Secondary
Trafo Board
Mono 2 Board
Headphone & Front AV
Board
Front Board
SYSTEM INFORMATION
Receiver Front speaker Center speaker Surround speaker Subwoofer
MX 980D/37 include :
2 x Home Cinema Home Cinema Center 2 x Home Cinema
FR975/17 FB201V/17
Speaker 100W Speaker 100W Speaker 100W
VERSION VARIATIONS
Type &
Versions FR975
Features &
Board in used /01C /17
/00
Front colour Black Champagne Black
Tuner board - Tuner 95 x - -
Tuner board - ECO 5 - x x
RDS x - -
Antenna input FM Coaxial 75R Coaxial 75R Clickfit 300R
Mains cord type IEC IEC UL polarized
Mains outlet type IEC IEC UL polarized
Mains voltage 230V 110-127 / 220-240 120V
Voltage selector - x -
PCS 102 482
1-3
SPECIFICATION FR975
General Tone controle
Mains voltage :230V for /00 Loudness
:110-127V / 220-240 (volume -20dB Ref: 1kHz=0dB) : 100Hz +6 dB
switchable only /01/01C : 10kHz +2,5 dB
: 120V for /17 Tone control (Ref: 1kHz=0dB)
Mains frequency : 50Hz for /00 : Bass 100Hz -9dB