SR7500 / SR8500
PS7500 / PS8500
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
Service
Manual
SR7500 / SR8500
PS7500 / PS8500
AV Surround Receiver
SR7500 /
A1B/A1S/K1G/L1G
/N1B/N1G/N1S/U1B
PS7500 /
F1N
AV Surround Amplifi er
Part no. 90M10BW855012
2nd Issue 2004.11
MJI
TABLE OF CONTENTS
SECTION PAGE
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
SR8500 /
A1B/A1S/L1G/N1B
/N1G/N1S/U1B
PS8500 /
F1N
AV SURROUND RECEIVER SR7500
POWER ON/OFF PHONES
STANDBY
L
C
R
SL S SR
LFE
DIGITAL
SURROUND
DISP MULTI AU TO TUNED ST SPKR A B V-OF F
NIGHT
PEAK ANALOG
DIGITAL
ATT
SLEEP
SURR DIRECT
AUTO
DISC 6.1 MT X 6.1
PCM
AAC
AUX 1 INPUT
AUDIOS-VIDEODIGITAL VIDEO L R
DOWN
UP
VOLUME
ENTER
INPUT SELECTOR
2nd EDITION
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