![Kenwood LZ-702W Скачать руководство пользователя страница 25](http://html.mh-extra.com/html/kenwood/lz-702w/lz-702w_service-manual_187241025.webp)
LZ-702W
25
T
S
R
Q
P
0V
0V
28.6V
18.7V
-13.8V
-11.8V
4.5V
1.9V
0V
14V
4.0V
4.0V
4.0V
0V
8.1V
4.0V
4.0V
4.0V
2.4V
0.1V
0V
3.3V
0V
0V
0V
0V
2.0V
3.5V
0-3.3V
0.7-1.5V
2.4V
1.1V
1.2V
1.9V
8.1V
4.0V
0.9V
3.6V
3.5V
0.7-1.5V
0V
0V
5.0V
1.9V
2.6V
5.0V
5.0V
5.0V
0V
2.0V
2.6V
2.0V
5.0V
0V
0V
5.2V
0V
2.1V
5.2V
8.5V
0-9.0V
0V
0.9V
3.0V
3.0V
6.2V
8.5V
0-9.0V
0V
1.8V
5.0-14.0V
3.3V
3.3V
0V
5.0V
0V
0V
5.0V
5.0V
0V
0V
3.3V
0V
0 or
0V
5.0V
5.0V
5V
0V
0V
5.0V
0V
5.0V
5.0V
0V
5V
0V
0V
5.0V
5.0V
IC801
IC803
IC804
IC802
IC800
IC500
IC300
IC108
IC101
IC901
IC302
IC303
LZ-702IR ONLY
LZ-702W ONLY
Q301
Q300
D301
Q811
D915
Q810
Q812
Q819
Q818
Q806
Q805
P502
Q
Q803
Q809
Q801
Q816
Q815
D912
Q800
Q807
Q808
IR 8V
SW
ON/OFF
SW
IR
ON/OFF
D216
D217
D240
D214
D241
ER
D808
RIPPLE FILTER
MIX & INVERTER
AMP
CN801
0.5W SP AMP
OP AMP
Q804
IR
TRANSMITTER
D800
D801
D802
D803
D806
D807
D804
D805
LED
DRIVER
IR
SW
AGC
BAND
SW
IR
IR SURROUND
SW
BAND SW
BAND SW
IR-TX
ADJ (R)
FREQ
ADJ (L)
FREQ
IR-TX
ON/OFF
SW
IR
MUTE
OUT
Rch
MUTE
OUT
Lch
IR
BAND
SW
CN302
to
LCD
to
SPEAKER
INVERTER
CONTROLLER
RESET IC
R
3.3V
5V
3.3V
5V
Lch
MUTE
MUTE
ANALOG
MUTE
Rch
BUFFER
REMOTE
E2PROM
E2PROM
IR : INFRARED RAY
TP803
TP805
INV GND1
TP400
TP4
TP501
L500
TP804
TP500
TP802
TP238
1
4
2
3
V-
V+
7
8
5
6
1
8
GND
VEE
INH
4
3
2
A
VCC
5
6
7
4
3
1
2
INH
GND
VEE
A
5
6
VCC
8
7
16
15
14
13
12
11
10
9
CT
SW
ND
N3
GH
N2
GL
EN
1
2
3
4
VP
IN+
GND1
VC
8
7
6
5
OUT-
NC
GND2
OUT+
16
15
14
13
12
11
10
9
LIN
VREF
A
GCON/OFF
A
GCT/C
VCC
FORADJ
SW2M/3M
LOUT
1
2
3
4
5
6
7
8
RIN
MIXAMPNF
AU
T
OOFFT/C
CR
GND
FOLADJ
SON/OFF
R
OUT
1
2
3
4
5
6
7
8
9
10
ABRT
IL
BOSC
DBRT
EN
DRV
VBATT1
OUTL
PGND1
BTL
20
19
18
17
16
15
14
13
12
11
AGND
ISFB
VLFB
FT
CCOMP
REF
VBATT2
OUTR
PGND2
BTR
OUT
VDD
NC
VSS
4
3
1
2
1.2K
R808
1.5K
R813
0.015
C227
10
C253
24K
R289
180K
R237
20K
R256
0
R226
R233 180K
1
C254
13K
R235
P
21
1
C228
K
74
0.1
C232
0.1
C231
0.1
C252
0.1
C234
27P
C255
10
R236
100u16
C823
3K
R814
2.2u50
C810
470P
C809
5.1K
R819
0.1
C826
10K
R818
10K
R817
47u16
C827
C811 0.1
10u16
C812
39K
R822
1
C815
2.2u50
C813
100u16
C814
R825 10K
C816 470P
0.47
C817
0.1
C818
51K
R823
470
L801
22K
R820
22K
R821
TP801
1
2
3K
R824
10K
R801
47u16
C804
0.22
C801
R803 1K
R802 1M
C805 0.1
100u16
C807
47u16
C806
1K
R804
4.7u50
C819
0.1
C820
12
R809
10K
R800
0.22
C802
4.7u50
C803
22u16
C808
10u16
C800
1K
R810
10uH
L800
100
R807
12
R812
Q803,809
57
58
100
R811
100K
VR801
100K
VR802
C824 0.1
C825 0.1
VR803
100K
VR800
100K
10K
R985
2
1
1K
R503
1
C506
1
C547
10P
C507
130
R509
4700P
C510
300K
R507
2.2K
R508
1
3
2
4
5
10
6
0.1
C511
0.1
C509
R506 10K
R505 10K
R512 100K
R511 100K
R510 100K
C513 0.1
4.3K
R513
0.01
C508
0.01
C505
C504 0.47
1
C512
1
C500
220K
R504
1
C503
1500P
C502
0.47
C501
81
82
83
84
88
87
86
85
CP322
100
VR
VG
VB
92
TP30
TP30
TP30
TP30
100u6.3
C300
10u16
C303
C308
93
94
1000P
C306
1000P
C307
C305 0.1
1K
R302
1000P
C302
Q
4
5
VCC
1
2
3
GND
GND
3
5
4
1
2
VCC
0.1
C121
0.1
C107
6
Q
C413
100
R40
Q812
VCC
5
4
C914
0.1
GND
1
3
2
SDA
SCL
VCC
C315
0.1
2
3
A1
4
GND
A2
1
NC
7
6
5
8
WP
1
2
3
4
R312
R308
0.1
WP
8
7
6
5
A0
A1
A2
GND
C326
VCC
SCL
SDA
TP308
100
TP326
TP325
TP309
3.3K
R326
R327
100
3.3K
SCL
SDA
1K
R816
SW5V
SW5V
SW14V
SW
-12V
SW18.5V
1
C270
1M
R270
100K
R219
SW8.5V
43
24
24,43
300K
R502
SW3.3V
71
REMO
SW5V
12
A
CC3.3V
A
CC5V
SW5V
SW5V
SW8V
100
R300
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
1
1
1
2
2
2
4
4
4
7
7
8
9
9
9
9
10
10
10
13
X35-4640-60 (2/5)