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3.7. AV DRIVE SCHEMATIC DIAGRAM
H
H
H
H
H
H
H
L
H
ONLY
NV-MX7
NV-MX3,
REFER TO PARTS LIST.
DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC
NOTE:
(SP MODE)
BRACKETS( )ON THIS DIAGRAM IS RECORD MODE.
THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE
DIAGRAM IS PLAYBACK MODE.
THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS
NOTE:
J0JBC0000042
LB3703
J0JBC0000042
LB3702
J0JBC0000042
LB3701
E7
V OUT
E6
E5
<TO EVR>
(D-10)
TO MAIN CONNECTION
S Y
S C
S C
E16
E14
E13
E15
E24
E22
E23
E25
E32
E27
E21
330K
R3799
10K
R4710
10K
R4709
2200
R4708
2200
R4707
E26
E4
E3
E18
E17
E34
E33
E20
E19
E31
E11
E12
E8
E29
E30
E2
E1
E10
E9
E28
<TO CONTROL>
(D-11)
TO MAIN CONNECTION
4700
R4716
0.1
C4725
680
R4799
0.01
C3722
HPON
LINEON
AMCTL
HPMCTL
TC
MUTE
AVCC
RCHIN
LCHIN
VREF
EVRCTL
GND
WIDE
CIN1
INSEL
CIN2
VVCCH
YIN1
VVCC
YIN2
C GCTL
Y GCTL
SUBY
CLUMP
GND
FLTR
BLK
CHR
V ON
YC ON
YOUT
YFB
YVGND
R
LINE
AMUTE
GND
AMUTE
L
LINE
VREFH
HP R
HPMUTE
HPGND
HPMUTE
HP L
ZDETIN
AVCCH
L
HPDET
ZDETSW
SPON
SPOUT2
SPGND
SPOUT1
SPVCC
SPIN
MIXOUT
VREFSP
BEEPIN
MIXSW
S DC
CVCCH
COUT
CGND
YVVCCH
VOUT
VFB
:AUDIO MAIN SIGNAL PATH
:VIDEO MAIN SIGNAL PATH
AN2903FJQ
IC3701
C4718 4.7
3.3
C4704
1K
R4704
3.3
C4703
1K
R4703
6V22
C4702
100
R4702
6V22
C4701
100
R4701
<TO CONTROL>
(D-11)
TO MAIN CONNECTION
SPK ON
HP MUTE
HP ON
HP ON
A MUTE
SPK VOL
A ON
V ON
L4703 10u
6V10
C4712
0.1
C4711
C4719 6V10
C4720 4.7
C4710 1
C4709 1
DA R CH
DA L CH
<TO VIDEO2>
(D-10)
TO MAIN CONNECTION
<TO VIDEO1>
(E-11)
TO MAIN CONNECTION
<TO CONTROL>
(D-11)
TO MAIN CONNECTION
C VIOLA
Y VIOLA
CHR BLK
CHR Y
WIDE
C G CTL
Y G CTL
S ON
0.01
C3720
0.01
C3721
C3718 0.01
C3716 1
4.7
C3713
10u
L3703
4.7
C3708
10u
L3702
6V10
C3710
6V100
C3704
2.2
C3705
390
R3707
1800
R3706
75
R3708
<TO CONTROL>
(D-11)
TO MAIN CONNECTION
HP DET
DET TIME
SP OUT2
SP OUT1
<TO SPEAKER>
(E-10)
TO MAIN CONNECTION
S C I/O
S Y I/O
<TO FRONT/EX INPUT>
(D-10)
TO MAIN CONNECTION
4700
R4715
0.1
C4724
10
R4713
10
R4712
L4702 10u
4.7
C4713
0.01
C4722
0.01
C4721
6V22
C4715
0.01
C4716
L4701 10u
0.1
C4708
C4706 4.7
C4707 0.01
4.7
C3706
L3701 10u
0.01
C3719
10K
R3705
0.01
C3703
68
R3704
390
R3703
68
R3701
1800
R3702
UN9213
QR3702
UN9112
QR3701
10K
R3713
10K
R3712
10K
R3711
2SD1979
Q3701
2SD1979
Q3702
<TO CONTROL>
(D-11)
TO MAIN CONNECTION
AV IN
4700
R4714
0.1
C4723
V/HP(R)
<TO FRONT/EX INPUT>
(D-10)
TO MAIN CONNECTION
<TO FRONT/VIDEO2>
(C-10)
TO MAIN CONNECTION
R/GND
L/HP(L)
<TO POWER>
(C-10)
TO MAIN CONNECTION
2.2
C3702
6V100
C3701
2SD1979
Q3703
D GND
SPK 3V
REG D3V
REG A5V
11
10
9
8
7
6
5
4
3
2
G
F
E
D
C
B
1
A
LPF
SEC.
LPF
SEC.
MUTE
MUTE
EVR
EVR
EVR CTL
3dB
GCA
BUFFER
BPF
+
+
MIX
+
DC
DV
+
-
3dB
GCA
DDS B
DDS B
DDS W
+
-
DY
S-DC
VCC
1/2VCC
+ -
SHIFT
DC
CTL
MUTE
CTL
MUTE
MUTE
SHIFT
DC
SHIFT
DC
SHIFT
DC
MUTE
ATT -9dB
ATT -9dB
BUFFER
LPF
CLAMP
STB
AND
IF
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
H
0
0
0
0
0
0
0
0
4.8
4.8
0
0
0
0
4.7
2.8
1.4
(1.1)
1.4
1.4
1.9
0
0
2.8
0
4.8
2.3
0
0
2.3
2.4
2.4
0
0
2.3
0
0
4.5
4.8
(0)
2.8
1.4
1.4
3.1
1.4
1.4
1.4
1.4
0.1
4.8
4.8
2.7
2.7
(0)
2.6
(2.2)
4.8
0
2.8
0.9
0.8
0.3
0
(0.6)
2.1
0
0
0
0
(1.2)
0.3
(1.2)
0.5
CL4702
CL4701
CL3701
OUTPUT DRIVE
AUDIO/VIDEO
(AV IN :ON)
(MUTE)
(MUTE)
(MUTE)
(AV IN ON:ON)
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