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A
B
SCHEMATIC DIAGRAM-3
Q Q
3 7 6 3 1 5 1 5 0
U001
POWER AMPLIFIER CIRCUIT PC BOARD (BAAMP-0072-1L)
(PART-7)
1
BAAMP-0072
Q6050 - Q6056
Q6060 - Q6066
2
U0014
AC INLET TERMINAL
PC BOARD
BAETC-0089-1L
except TX-SR707 DC,DF
U0012
THERMISTER
PC BOARD
P907
BAETC-0074-1L
AC INLET
P921A
P921B
Q6380
LM61CIZ
3
U0013
1
3
LARGE
G
V
CONNECTION BOARD
XH
BAETC-0075-1L
P4500
NPLG-2P83
C6710
105Z
Large Fan connect board
for TX-NR807,DTR-50.1
To Video board
Part-11
4
1
VOLH
2
SEC1H
3
VPROTECT
4
IPROTECT
5
DGND
6
+3.3V
7
THERMAL
T E
L
1 3 9 4 2 2 9 6 5 1 3
PROTECT
Q6703
2SA1163-BL
5
Q6713
2SA1163-BL
6
R6902
Q6707
1K
2SC2712-GR
5
S1H+
4
1
4
3
RL6902
2
3
2
1
7
1
3
2
P6900A
RL6901
S1H-
4
1
F6901
S1L+
15A/250V
R6906
NC
15A/250V
S1L-
F6902
w w w
1
S1L-
2
S1L+
3
GND_S1
4
5
GND_RL
8
6
+22V
7
GND_12V
C
D
POWER AMP(Final Stage) SECTION
L
TX-SR707 /
TX-NR807 /
DTR-40.1
DTR-50.1
1.2V
+BL
2SC5242
TTC0001
R6310
0.8V
10
2SA1962
TTA0001
(1/4W)
7
7
NFL
NFL
GND_L
6
L_IN
5
4
+B1L
NFL
NFL
3
-B1L
2
+BL
1
-BL
-0.4V
-0.5V
R6040
2K
-1.2V
-BL
R
1.2V
+BR
R6311
0.8V
10
(1/4W)
7
7
NFR
NFR
GND_R
6
R_IN
5
4
+B1R
NFR
NFR
3
-B1R
2
+BR
1
-BR
-0.4V
-0.5V
R6041
2K
-1.2V
-BR
C
1.2V
+BC
R6312
0.8V
10
(1/4W)
7
NFC
GND_C
6
C_IN
5
4
+B1C
NFC
3
-B1C
2
+BC
1
-BC
-0.4V
-0.5V
R6042
2K
-1.2V
-BC
P6901A
Joint by BUSBAR
D6901
3
P6011A
D10XB60H
1
1
4
P6900B
2
JL6603A
D6903
2
To SPEAKER TERMINAL PC BOARD
D10XB60H
1
(PART 10)
4
P6902A
3
C6901 C6902
MODEL
12000u/63v
TX-SR707,DTR-40.1 DC
12000u/71v
TX-SR707,DTR-40.1 except DC
15000u/71v
TX-NR807,DTR-50.1
x
a o
y
.
i
http://www.xiaoyu163.com
HT-RC180
E
F
P6901B
P6902B
#18
#18
-B
+B
64.0V[56.7V]
+B1L
L6000
IPRO
0.6V
10
R6080
R6140
56K
R6100
SPL
SPL
0 22(5W)
0.22(5W)
P6080
P6080
NPLG-2P130
2
ID+
1
ID-
(PH)
R6170
R6090
47K
VPRO
10
-0.6V
VOLH
D6000
R6180
L6010
1SS352
47K
-B1L
-64.0V[56.7V]
+B1R
64.0V[56.7V]
L6001
IPRO
0.6V
10
R6081
R6141
56K
R6101
SPR
SPR
P6081
0 22(5W)
0.22(5W)
NPLG-2P130
2
ID+
1
ID-
(PH)
R6171
R6091
47K
10
VPRO
-0.6V
VOLH
L6011
D6001
R6181
1SS352
47K
-B1R
-64.0V[56.7V]
64.0V[56.7V]
+B1C
Q
Q
3
7
6
L6002
IPRO
0.6V
10
R6082
R6142
56K
R6102
SPC
0.22(5W)
P6082
NPLG-2P130
2
ID+
1
ID-
(PH)
R6172
R6092
47K
VPRO
10
-0.6V
VOLH
D6002
R6182
L6012
1SS352
47K
-B1C
-64.0V[56.7V]
***V[***V]
031/03b model 030/03a model
4
3
2
1
E5507A
R
PCB HOLD
P5510A
P5510C
From AMPLIFIER PC BOARD
(PART 7)
(SD-1)
(SD-4)
7
6
5
4
3
2
1
u 1 6 3
7
SPSBL
6
SPSL
5
5
SPL
SPL
4
SPC
.
3
3
SPR
SPR
2
SPSR
1
SPSBR
http://www.xiaoyu163.com
G
H
I
8
9
2
4
9
SL
1.2V
+BSL
R6313
0.8V
10
(1/4W)
7
NFSL
GND_SL
6
SL_IN
5
4
+B1SL
NFSL
3
-B1SL
2
+BSL
1
-BSL
-0.4V
-0.5V
R6043
2K
-1.2V
-BSL
SR
1.2V
+BSR
R6314
0.8V
10
(1/4W)
7
NFSR
GND_SR
6
SR_IN
5
4
+B1SR
NFSR
3
-B1SR
2
+BSR
1
-BSR
-0.4V
-0.5V
R6044
2K
-1.2V
-BSR
3
1
SBL
5
1
5
0
8
9
2
1.2V
+BSBL
R6315
0.8V
10
(1/4W)
7
NFSBL
GND_SBL
6
SBL_IN
5
4
+B1SBL
NFSBL
3
-B1SBL
2
+BSBL
1
-BSBL
-0.4V
-0.5V
R6045
2K
-1.2V
-BSBL
SBR
1.2V
+BSBR
R6316
0.8V
10
(1/4W)
7
NFSBR
GND_SBR
6
SBR_IN
5
4
+B1SBR
NFSBR
3
-B1SBR
2
+BSBR
1
-BSBR
-0.4V
-0.5V
R6046
2K
-1.2V
-BSBR
4
3
2
1
E5509A
L
VOLH
IPRO
VPRO
m
c o
HT-RC180
J
K
8
2
9
9
64.0V[56.7V]
+B1SL
L6003
IPRO
0.6V
10
R6083
R6143
56K
R6103
SPSL
0.22(5W)
P6083
NPLG-2P130
2
ID+
1
ID-
(PH)
R6173
R6093
47K
VPRO
10
-0.6V
VOLH
D6003
R6183
L6013
1SS352
47K
-B1SL
-64.0V[56.7V]
+B1SR
64.0V[56.7V]
L6004
IPRO
0.6V
10
R6084
R6144
56K
R6104
SPSR
P6084
0.22(5W)
NPLG-2P130
2
ID+
1
ID-
(PH)
R6174
R6094
47K
10
VPRO
-0.6V
VOLH
L6014
D6004
R6184
1SS352
47K
-B1SR
-64.0V[56.7V]
64.0V[56.7V]
+B1SBL
4
9
8
2
9
9
L6005
IPRO
0.6V
10
R6085
R6145
56K
R6105
SPSBL
0.22(5W)
P6085
NPLG-2P130
2
ID+
1
ID-
(PH)
R6175
R6095
47K
VPRO
10
-0.6V
VOLH
D6005
R6185
L6015
1SS352
47K
-B1SBL
-64.0V[56.7V]
+B1SBR
64.0V[56.7V]
L6006
IPRO
0.6V
10
R6086
R6146
56K
R6106
SPSBR
P6086
0.22(5W)
NPLG-2P130
2
ID+
1
ID-
(PH)
R6176
R6096
47K
10
VPRO
-0.6V
VOLH
L6016
D6006
R6186
1SS352
47K
-B1SBR
-64.0V[56.7V]
***V[***V]
TX-NR807/
TX-SR707/
DTR-50.1
DTR-40.1
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