A
1
2
3
4
5
6
7
8
DSP-A5
B
C D
E F
G H I J K
FRONT L
FRONT
L
REAR L
REAE L
REAE L
MAIN L MAIN L
(DSP)
MAIN L
(DSP)
MAIN L
MAIN L
MAIN L
(DSP)
MAIN
L
CENTER
CENTER
CENTER
MAIN L
CENTER
LFE
LFE
LFE
12 .0
12 .0
0
00
0
-11.6
4.8
12 .0
12 .0
0
0
0
0
-11.6
4.8
12 .0
0
0
0
0
0
0
0
11.4
–11.0
0
0
-11.6
4.8
0
0
0
0
0
0
0
0
0
0
00 0 0
00 00
0000
00 00
0
0
0
0
0
0
0
0
11.0
–10.6
0.1
0
0
00
0.1 0.1
0.1
0.1
0.1
23.1
–23.2
0.3
0
0
0
0
0
0
0
0
0
0
0
00
0
0
0
0
00
0
0
0
0
0
0
23.0
0
000
00
0
0
0
0
23.0
0
0
0
0
00
0
0
0
0
0
0.1
0.1
–23.1
–23.1
4.8
–11 .5
0
0
0
0
0
4 .8
12 .0
0
0
0
0
0
0
–11 .5
0
0
0
0
0
0
–11.5
0
0
0
12.0
0
0
0
–11.5
0
0
0
12.0
0
0
4 .8
12.0
0
0
0
0
0
4.9
0
0
0
0
00
0
0
–11.4
–11.4
4.9
4.9
0
4.9
4.9
0
4.9
4.9
0
4.9
0
0
0
1.4
0
0
3 .3
3 .3
4.9
4.9
4.9
0
0
–11.4
0
0
–11.4
–11.4
0
0
–11.4
–11.4 –11.4
0
0
-11.4
MAIN/CENTER/LFE/FRONT AMP
INPUT
SELECTOR
PHONO (MM) EQ AMP
MAIN LEVEL
CONTROL
6-CH SELECTOR
MUTING
MUTING
LIMITTER
CONTROL
DRIVE
I/O
EX PANSION
–10dB CONTROL
DRIVE
CENTER/LFE/REAR
SPEAKER LEVEL CONTROL
TO OPE(1) #501 page E-50/J-48
A-5
AUDIO
SIGNAL
IN
(PLAY)
IN
OUT
(REC)
OUT
OUTPUT
SUB
WOOFER
TO INPUT(5) W103
page E-49/J-47
D-2
TO DSP #6 page E-51/J-49 L-4
TO POWER(1) #401 page E-53/J-51
A-2
TO OPE(3) #581
page E-50/J-48
H-5
TO MAIN(6) #110 page E-52/J-50
A-4
TO INPUT(2) #112 page E-49/J-47
I-5
TO DSP #3 page E-51/J-49
B-8
: NOT USED
1
2
3
4
E-48/J-46
■ SCHEMATIC DIAGRAM [INPUT (1/2)]
★
All voltages are measured with a 10M
Ω
/V DC electric volt meter.
★
Components having special characteristics are marked and
must be replaced with parts having specifications equal to those
originally installed.
★
Schematic diagram is subject to change without notice.
Conditions (DSP-A5)
• INPUT → CD
• VOLUME → minimum(–∞)
• IMPEDANCE
SELECTOR → Left
• PRO LOGIC → On
IC BLOCK→See page E-49/J-47
PIN CONNECTION DIAGRAM→See page E-49/J-47
•
IC107: BU2090→See page 22(EX),20(J)
w
w
w
.
x
i
a
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y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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