Denon AVR-5803 Service Manual page 13

Q Q
3 7 6 3 1 5 1 5 0
WIRING DIAGRAMS (3/5)
1 2
SURROUND ch
INPUT
EXT. IN
BUFF. AMP VOL
FROM
ANALOG L/R
EXT.
IN1
EXT.
IN2
T E
L 1 3 9 4 2 2 9 6 5 1 3
50dB
40dB
30dB
20dB
10dB
EXT IN
0dB
(200mV)
−10dB
−20dB
w w w
.
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3
BUFF. A/D IN
AMP REV. AMP
D/A
A/D DSP1 DSP2
L+
L−
R−
R+
A/D (differencial input each terminal)
0dBFS
−10dB
−11dB
Config. 1
−20dBFS
2dB
A/D
Config. 2
HEAD
ROOM
arranged
−30dBFS
x a o u 1 6 3
y
i
8
4 5
DIFF. BUFF.
I/V
AMP AMP
MUTE
GIC
Q Q
3 7 6 3 1
D/A (differencial output
each terminal)
0dBFS
Max. Output Level
−10dBFS
3dB
EXT IN
3dB
−20dBFS
5dB
9dB
5dB
−30dBFS
−40dBFS
Config. 1 −23dB (A/D IN −25dB)
Config. 2 −29dB (A/D IN −31dB)
.
2 4
9 9 8
6 7
REV. E. VOL & GAIN DIFF. TONE
POWER AMP
AMP PRE AMP ADJUST AMP AMP
PRE OUT BUFF. AMP
MUTE
ATT
5 1 5 0 8 9 2 4
(7.96Vrms)
29dB
−5dB
−0.5dB
(−6.5+6)
−3dB
2dB Adjusted with VR
when A/D IN
−16.5dB
16.5dB
m
c o
AVR-5803/AVC-A1SR
2
9 9
8
A
SP OUT
MUTE
PRE OUT
B
9 8 2 9 9
C
SP OUT
4.23V
(2.23W/8Ω)
PRE OUT
150mV D
E
13