6-3
6-3
CIRCUIT DIAGRAM
1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
3
2
4
2
5
2
6
2
7
2
8
2
9
3
0
3
1
3
2
3
3
3
4
3
5
DP201
HNA-10SS34
S
W
1
1
S
W
2
2
S
W
3
3
S
W
4
4
D
O
U
T
5
D
IN
6
N
C
7
C
L
K
8
S
T
B
9
K
1
1
0
K
2
1
1
K
3
1
2
K
4
1
3
VDD
14
SG1/KS1
15
SG2/KS2
16
SG3/KS3
17
SG4/KS4
18
SG5/KS5
19
SG6/KS6
20
SG7/KS7
21
SG8/KS8
22
SG9/KS9
23
SG10/KS10
24
SG11/KS11
25
SG12
26
S
G
1
3
2
7
S
G
1
4
2
8
S
G
1
5
2
9
S
G
1
6
3
0
S
G
1
7
/G
R
1
2
3
1
S
G
1
8
/G
R
1
1
3
2
V
D
D
3
3
V
E
E
3
4
S
G
1
9
/G
R
1
0
3
5
S
G
2
0
/G
R
9
3
6
G
R
8
3
7
G
R
7
3
8
G
R
6
3
9
GR5
40
GR4
41
GR3
42
GR2
43
GR1
44
VDD
45
LED5
46
LED4
47
LED3
48
LED2
49
LED1
50
GND
51
OSC
52
IC201
PT6311
R203
47K
R204
47K
R205
47K
R215
100
C216
15P
R214
100
C215
15P
C214
15P
R213
100
R202
56K
+
C210
100U/10V
C206
223
R206
47K
C205
223
+
C209
100U/10V
R201
56K
R229
10K
R218
100
C219
15P
C218
15P
C217
15P
R217
100
R216
100
R210
100K
R209
100K
R208
100K
R207
100K
TA207
PROGRAM
TA204
NEXT
TA206
SURROUND
TA203
PREV
TA201
BASS
TA202
TREBLE
R233
10K
R234
10K
R235
10K
R236
10K
R228
10K
R223
100
XL201
4MHZ
R237
10K
R227
2K7
R226
2K7
R225
2K7
C222
15P
C221
15P
C220
15P
1
2
3
SN201
SENSOR
R221
100
R219
100
C223
104
+
C212
100U/10V
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
RB206
CON15
1
2
3
4
5
CN207
CON5
TA205
POWER
R238
3K3
HNA-10SS34
R230
10K
R224
33
C203
102
V
F
D
-C
5
V
F
D
-C
L
K
V
F
D
-D
A
T
A
+
5
V
-2
4
V
A
C
V
1
A
C
V
2
IR
V
O
L
1
V
O
L
2
S
O
U
R
C
E
1
S
O
U
R
C
E
2
P
-M
U
T
E
S
1
1
S
2
2
S
3
3
S
4
4
D
O
U
T
5
D
IN
6
G
N
D
7
C
L
K
8
S
T
B
9
K
1
1
0
K
2
1
1
K3
12
K4
13
VDD
14
SG1/K1
15
SG2/K2
16
SG3/K3
17
SG4/K4
18
SG5/K5
19
SG6/K6
20
SG7
21
SG8
22
S
G
9
2
3
S
G
1
0
2
4
S
G
1
1
2
5
S
G
1
2
/R
1
1
2
6
V
E
E
2
7
S
G
1
3
/R
1
0
2
8
S
G
1
4
/R
9
2
9
S
G
1
5
/R
8
3
0
S
G
1
6
/R
7
3
1
R
6
3
2
R
5
3
3
R4
34
R3
35
R2
36
R1
37
VDD
38
LED4
39
LED3
40
LED2
41
LED1
42
GND
43
DSC
44
IC202
PT6312
R232
10K
R231
10K
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
3
2
4
2
5
2
6
2
7
2
8
2
9
3
0
3
1
3
2
3
3
3
4
3
5
DP202
HNA-07SS63
C207
223
+
C213
100U/10V
R222
100
TO:MAIN
+
C201
100U/35V
SL
L
C
SUB
R
SR
SC
C204
102
+
C202
100U/35V
R220
100
C208
223
+
C211
100U/10V
+
C224
10U/16V
1
2
3
4
5
6
7
8
9
1
0
1
1
RB205
CON11
R212
100
R211
100
G
N
D
-24V
-24V
B
+
O
U
T
P
U
T
G
N
D
C
H
1
-I
N
C
H
2
-I
N
C
H
3
-I
N
C
H
4
-I
N
C
H
5
-I
N
C
H
6
-I
N
C
H
7
-I
N
L
U
M
A
1
1
L
U
M
A
2
2
RI
N
3
LI
N
4
N
C
5
V
S
S
6
V
S
S
7
C
IN
8
S
R
IN
9
S
L
IN
1
0
S
W
IN
1
1
S
B
IN
1
2
F
A
N
1
3
C
H
1
1
4
D
A
T
1
5
C
L
K
1
6
V
R
E
F
1
7
V
D
D
1
8
V
D
D
1
9
R
E
S
E
T
2
0
O
S
C
O
2
1
O
S
C
I
2
2
S
T
B
2
3
C
H
2
2
4
IC203
78P459
KEY
1
SOURCE
2
GND
3
RE SET
4
GND
5
OPEN/CLOSF
6
PIAY
7
F1
8
IR
9
Z
10
11
POWEROFF
12
F3
13
VDD
14
XIN
15
XOUT
16
PCON
17
POWER
18
IC204
78P156
R239
51K
F
A
N
1
2
V
S
T
A
N
D
B
Y
STAND B Y
5V1
KEY
LD201
3RED
ZD201
5V1
D203
1N4148
D204
1N4148
D201
1N4148
D202
1N4148
G
N
D
V
F
D
-C
5
V
F
D
-C
L
K
V
F
D
-D
A
T
A
+
5
V
-2
4
V
A
C
V
1
A
C
V
2
IR V
O
L
2
V
O
L
1
G
N
D
S
O
U
R
C
E
2
P
-M
U
T
E
S
O
U
R
C
E
1
S
O
U
R
C
E
2
S
O
U
R
C
E
1
G
N
D
V
O
L
1
V
O
L
2
G
N
D
C
H
1
-IN
C
H
2
-IN
C
H
3
-IN
C
H
4
-IN
C
H
5
-IN
C
H
6
-IN
C
H
7
-IN
C225
102
C226
102
C227
102
C228
102
C229
102
C330
102
C331
102
R
2
4
0
1
0
K
R241
10K
TO:MAIN
CN102
CN103
ENCORD
BOARD
RB2002
FAN
C232
10P
C233
10P
C234
10P
C235
10P
C236
10U/16V
R242
10K
D205
1N4148
C237
10P
C238
10P
C239
10P
LOAD NOTE
E
C201
C 2
R215
C 7
C202
D 6
R216
B 2
C203
D 1
R217
B 2
C204
D 7
R218
B 2
C205
C 3
R219
B 4
C206
C 5
R220
B 5
C207
B 6
R221
B 5
C208
B 2
R222
B 5
C209
C 3
R223
B 4
C210
C 5
R224
B 1
C211
B 1
R225
B 1
C212
B 4
R226
B 2
C213
B 5
R227
B 2
C214
C 6
R228
B 2
C215
C 6
R229
C 2
C216
C 7
R230
B 3
C217
C 2
R231
B 5
C218
C 2
R232
B 5
C219
C 3
R233
B 2
C220
A 3
R234
B 2
C221
A 4
R235
B 2
C222
A 4
R236
A 2
C223
B 4
R237
A 3
C224
A 2
R238
B 3
C225
A 7
R239
C 6
C226
A 7
R240
B 6
C227
A 7
R241
B 6
C228
A 7
R242
B 7
C229
A 7
RB205 A 6
C232
C 3
RB206 A 4
C233
C 3
SN201 B 5
C234
C 4
TA201 B 3
C235
C 4
TA202 B 3
C236
B 7
TA203 B 4
C237
C 4
TA204 C 3
C238
B 3
TA205 B 3
C239
B 4
TA206 C 4
C330
A 7
TA207 B 4
C331
A 7
XL201 B 4
CN207 A 5
ZD201 B 1
D201
C 4
D202
C 4
D203
B 5
D204
A 2
D205
B 7
DP201 D 1
DP202 D 5
IC201
C 2
IC202
C 6
IC203
B 7
IC204
B 2
LD201 B 3
R201
C 1
R202
C 6
R203
C 1
R204
C 1
R205
C 1
R206
A 3
Summary of Contents for LX710/01
Page 7: ...2 1 2 1 REPAIR INSTRUCTION ...
Page 8: ...2 2 2 2 REPAIR INSTRUCTION ...
Page 9: ...2 3 2 3 REPAIR INSTRUCTION ...
Page 10: ...2 4 2 4 REPAIR INSTRUCTION ...
Page 11: ...2 5 2 5 REPAIR INSTRUCTION ...
Page 12: ...2 6 2 6 REPAIR INSTRUCTION ...
Page 13: ...2 7 2 7 REPAIR INSTRUCTION ...
Page 14: ...2 8 2 8 REPAIR INSTRUCTION ...
Page 16: ...3 2 SERVICE POSITIONS Service position A Service position B 3 2 ...
Page 17: ...4 1 BLOCK DIAGRAM 4 1 ...
Page 18: ...4 2 WIRING DIAGRAM 4 2 ...
Page 43: ...8 2 8 2 CIRCUIT DIAGRAM POWER BOARD ...
Page 44: ...8 3 8 3 PCB LAYOUT POWER BOARD ...
Page 49: ...10 1 10 1 EXPLODED DRAWING ...