AMP_RIN
AMP_LIN
VCC-OP2
VCC-OP2
SP_R
MUTE
MUTE
MUTE
SP_L
PW
D
_
M
T
PWD_MT
SP_L
SP_R
PWD_MT
VCC-OP1
VCC-OP1
12VA
12VA
12VA
12VM
3.3VA
3.3VA
12VA
12VA
AMP_STB
3
LINEOUTL 8
LINEOUTR 8
AUOUTR1
3
AUOUTL1
3
MUTE_AMP
3
AUOUTR0
3
AUOUTL0
3
TDA1517P
0-2V STANDBY
3.3V-6.4V MUTE
8.5V-18V POWERON
TDA1517P
AUDIO pre-ap
Near MST.IC
Ground in the middle of the L/R
Gain=R308/R313
Gain=R315/R314
Near MST.IC
Ground in the middle of the L/R
Gain=R308/R313
Gain=R315/R314
TOP TEST POINT
BUTTOM TEST POINT
H13
TPAD
H13
TPAD
1
+
CA21
NC/100u/16V
+
CA21
NC/100u/16V
R185
4.7k
R185
4.7k
1
2
H1
TPAD
H1
TPAD
1
R197
330R
R197
330R
R203
NC/330R
R203
NC/330R
U20
TDA1517P
U20
TDA1517P
INV1
1
INV2
9
M/SB
8
SVRR
3
VCC
7
SG
N
D
2
HG
ND1
10
HG
ND2
11
HG
ND3
12
HG
ND4
13
HG
ND5
14
HG
ND6
15
HG
ND7
16
HG
ND8
17
HG
ND9
18
PG
N
D
5
OUT1
4
OUT2
6
R223
1k
R223
1k
R187
100R
R187
100R
+
CA23
100u/16V
+
CA23
100u/16V
R276
330R/0603
R276
330R/0603
1
2
H14
TPAD
H14
TPAD
1
+
CA22
100u/16V
+
CA22
100u/16V
R204
NC/330R
R204
NC/330R
D8
1N4148
D8
1N4148
2
1
A4
AHOLE138
A4
AHOLE138
1
R228
NC/1k
R228
NC/1k
R224
47k
R224
47k
1
2
Q27
3904
Q27
3904
1
2
3
R340
0R
R340
0R
1
2
QC
PASS
H4
QC
PASS
H4
1
R280
330R/0603
R280
330R/0603
1
2
R104
10k
R104
10k
D9
B14
D9
B14
2
1
C165
1u
C165
1u
R221
100R
R221
100R
1
2
A3
AHOLE138
A3
AHOLE138
1
R207
1k
R207
1k
Q29
3904
Q29
3904
1
2
3
DIP
LOGO
H7
DIP
LOGO
H7
1
Q24
NC/3904
Q24
NC/3904
1
2
3
C
153
22n
C
153
22n
C169
1u
C169
1u
C
156
22n
C
156
22n
R231
47k
R231
47k
1
2
S/N
H5
S/N
H5
1
R230
10k
R230
10k
1
2
C163
1u
C163
1u
R182
4.7k
R182
4.7k
+
CA24
470u/16V
+
CA24
470u/16V
1
2
+
CA26
470u/16V
+
CA26
470u/16V
R
196
12k
R
196
12k
+
CA19
47u/16V
+
CA19
47u/16V
C
168
1n
C
168
1n
A1
AHOLE138
A1
AHOLE138
1
C
154
22n
C
154
22n
P/O
H8
P/O
H8
1
C170
1u
C170
1u
Q30
3906
Q30
3906
2
1
3
R225
1k
R225
1k
1
2
A5
AHOLE138
A5
AHOLE138
1
R215
100R
R215
100R
1
2
C166
1u
C166
1u
PCB
LOGO
H3
PCB
LOGO
H3
1
R
195
12k
R
195
12k
C188
22n
C188
22n
1
2
C161
1u
C161
1u
R186
100R
R186
100R
Q23
BAV70L
Q23
BAV70L
1
2
3
A2
AHOLE138
A2
AHOLE138
1
C
155
22n
C
155
22n
Q22
3904
Q22
3904
1
2
3
C
173
22n
C
173
22n
R184
4.7k
R184
4.7k
H10
TPAD
H10
TPAD
1
R232
10k
R232
10k
Q26
3904
Q26
3904
1
2
3
R198
100R
R198
100R
R188
100R
R188
100R
1
2
R109
10k
R109
10k
C189
22n
C189
22n
1
2
C167
100n
C167
100n
Q25
NC/3904
Q25
NC/3904
1
2
3
H9
TPAD
H9
TPAD
1
R200
100R
R200
100R
+
CA20
100u/16V
+
CA20
100u/16V
GND
R
L
CON5
PHONEJACK-PJ339
GND
R
L
CON5
PHONEJACK-PJ339
7
4
5
1
6
3
2
C
171
1n
C
171
1n
C
172
22n
C
172
22n
R222
1k
R222
1k
Q21
3904
Q21
3904
1
2
3
R201
100R
R201
100R
R229
NC/1k
R229
NC/1k
H2
TPAD
H2
TPAD
1
H11
TPAD
H11
TPAD
1
R339
0R
R339
0R
1
2
J12
XH-4A
J12
XH-4A
1
2
3
4
Q19
3904
Q19
3904
1
2
3
R
205
12k
R
205
12k
+
CA25
470u/16V
+
CA25
470u/16V
1
2
R202
NC/100R
R202
NC/100R
H6
TPAD
H6
TPAD
1
H12
TPAD
H12
TPAD
1
R199
330R
R199
330R
R193
1k
R193
1k
1
2
R
206
12k
R
206
12k
A6
AHOLE138
A6
AHOLE138
1
R194
3.3k
R194
3.3k
R216
100k
R216
100k