Marantz SR7500 Service Manual page 2

Service
Manual
2nd EDITION
• 1, 25 and 27 pages were changed.
STANDBY
POWER ON/OFF
SECTION
1. TECH NI CAL SPEC I FI CA TIONS ........................................................................................... 1
2. TECHNICAL DESCRIPTION ................................................................................................ 4
3. POWER AMPLIFIER AD JUST MENT ................................................................................... 8
4. SERVICE MODE................................................................................................................... 9
5. SYSTEM ERROR ............................................................................................................... 11
6. UPDATE FIRMWARE.......................................................................................................... 12
7. WIRING DI A GRAM ............................................................................................................. 19
8. BLOCK DIAGRAM .............................................................................................................. 21
9. SCHEMATIC DIAGRAM...................................................................................................... 23
10. PARTS LOCATION.............................................................................................................. 45
11. IC DATA ............................................................................................................................... 61
12. EXPLODED VIEW AND PARTS LIST ................................................................................. 85
13. ELECTRICAL PARTS LIST ................................................................................................. 97
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
AV SURROUND RECEIVER SR7500
INPUT SELECTOR
DISP MULTI AUTO TUNED
SLEEP AUTO SURR DIRECT
PHONES
TABLE OF CONTENTS
SR7500 / SR8500
PS7500 / PS8500
SR7500 /
SR8500 /
AV Surround Receiver
AV Surround Amplifi er
ST SPKR A B V-OFF PEAK ATT ANALOG SURROUND
DIGITAL
DIGITAL
DISC 6.1 MTX 6.1 NIGHT
L R
C
AAC PCM LFE
SL S SR
DOWN
ENTER
DIGITAL
A1B/A1S/K1G/L1G
/N1B/N1G/N1S/U1B
A1B/A1S/L1G/N1B
/N1G/N1S/U1B
PS7500 /
PS8500 /
VOLUME
UP
AUX 1 INPUT
S-VIDEO VIDEO L AUDIO R
PAGE
Part no. 90M10BW855012
2nd Issue 2004.11
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