TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS ............................................................................ 1
2. TECHNICAL DESCRIPTION ................................................................................. 4
3. WIRING DIAGRAM................................................................................................ 7
4. BLOCK DIAGRAM................................................................................................. 9
5. SCHEMATIC DIAGRAM ...................................................................................... 11
6. PARTS LOCATION .............................................................................................. 29
7. IC DATA................................................................................................................ 42
8. EXPLODED VIEW AND PARTS LIST ................................................................. 53
9. POWER AMPLIFIER ADJUSTMENT .................................................................. 57
10. SERVICE MODE ................................................................................................. 58
11. SYSTEM ERROR ................................................................................................ 60
12. UPDATE FIRMWARE .......................................................................................... 61
13. ELECTRICAL PARTS LIST ................................................................................. 63
AV SURROUND RECEIVER SR7400
UP
SELECTOR
VOLUME
DOWN
MEMORY
TUNING
MODE
F/P
CLEAR
7.1CH INPUT
AUX2
MUTE
MULTI SPEAKERMULTISPEAKERS A/B
POWER ON/STANDBY
PHONES
ENTER
STANDBY
AUX1 INPUT
S-VIDEO VIDEO L AUDIO R
DSS/VCR2
AUX1
VCR1
DVD
TV
CD
CD-R
TAPE
TUNER
S-DIRECT
SELECT
DIGITAL
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