Onkyo TX-8020B Service Manual page 10

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A
B
SCHEMATIC DIAGRAMS-02(PART-2)
AMP SECTION
MODEL NO. TX-8020
HT-R592/ TX-NR525/ HT-RC550/ TX-NR626/ HT-RC560/ DTR-30.5++
H59
H59
T5
-1C
-1D
-1E
1
7ch
7ch
5ch
US
EX
US
Table:W
L6000-02
X
O
X
R6430-32
J6700-02
O
X
O
L6003-04
X
O
X
R6433-34
J6703-04
O
X
O
Table:X
O
O
X
L6005,06
X
O
X
R6435,36
J6705,06
O
X
X
F6401,02
10A
10A
10A
Table:Y
F6411,12
Table:Z
C6401,02
8200
8200
8200
/63V
/63V
/63V
CODE
MODEL
2
H59
HT-R592
T5
TX-NR525/HT-RC550
T6
TX-NR626/HT-RC560
D3
DTR-30.5
BAAF-1472(2/2)
ASP/AMP
FromAudioI/O
(PART1)
3
IPROTECT,SEC1H,VOLH,VPROTECT
VOLH
SEC1H
VPROTECT
IPROTECT
GND_AMP
GND_AMP
+24V
FromAudioI/O
(PART1)
+24V,GND_AMP
4
H49/H59
T6/D3
T5
J6406
JM
X
R6497
X
8.2(1W)
P6403B
CRIMP AS
YEW #18
S1H+
S1H-
P6404B
CRIMP AS
GRN
#18
F6401B
AC_S1L+
F6411B
5
Y
AC_S1L-
F6402B
F6412B
Table: Y
F6401, F6402
TX-8020
C
SCHEMATIC DIAGRAM (PART-2)
T5
T5
T6
T6
T6
D3
D3
D3
-1F
-1G
-1H
-1J
-1K
-1L
-1M
-1N
5ch
5ch
7ch
7ch
7ch
7ch
7ch
7ch
EU
EX
US
EU/EX
JJ
US
EX
JJ
O
O
O
O
O
O
O
O
FL/FR/C AMP
X
X
X
X
O
O
X
O
O
O
X
O
X
X
O
X
SL/SR AMP
X
X
X
X
O
O
X
O
GND_C
X
X
O
O
O
O
O
O
SBL/R AMP
Zone2 SPKR
X
X
X
O
X
X
O
X
X
X
O
X
O
O
X
O
10A
10A
S1L FUSE
12A
12A
12A
12A
12A
12A
8200
8200
10000
10000
10000
10000
10000
10000
Main CAP
/63V
/63V
/69V
/69V
/69V
/69V
/69V
/69V
GND_L
U0010
AMP(ASP) PC BOARD
J601A
72120030505
72120030505
J601
GND_R
Q6454
R6457
22k
VOLH
VPRO
R6402
P6401A
CRIMP AS 1
Q6401
1k
(RED)
KTC3875-GR
#18
+B1H_B
TP6403
TP6402
RL642 NC
4
RL644
1
3
4
3
1
3
R6401
2
5
4
1
5
2
0.1
1/2W
2
RL641 NC
P6400B
F6401A
NRL-1P10A-DC12-196
S1L+
Z
2
5
3
F6411A
RL643
1
4
5
2
-B1H_B
F6402A
S1L-
3
1
#18
4
(FOR WHI)
(FOR BLK)
(WHI)
NRL-1P10A-DC12-196
CB-71683(L=50)
HOLDER(CLAMP)
CRIMP 1
F6412A
JL6101
P6402A
JL6104
(FOR RED)
CB-71683(L=50)
HOLDER(CLAMP)
HOLDER(CLAMP)
HOLDER(CLAMP)
JL6100
10A/125V
JL6102
JL6103
JL6106
P603A
2.0mmJUMPERLEAD
TO BATRM-1473 : TX-8020
SP TRM
D
E
AMP SECTION
+B1C
+57V(HT-R592/TX-NR525)
C
+62V(TX-NR626/DTR-30.5)
AV=29dB
2
R6082
Q6052
0.6V
2SC5198-O
0.22
R6142
Q6072
<--T5
INC6006AP1-T111-1W
0.22(3W)
56k
SC-0.8X5.5X18.5T
T6-->
L6002
0.22(5W)
*R6432
SPC
P6082
@value
1/2W
NPLG-2P29
1V
ID+
*J6702
W
ID-
(NH)
Other: 470
T6/D3: 0
-0.6V
R6092
Q6062
2SA1941-O
0.22
R6172
VPRO
47k
Q6002
D6002
R6182
VOLH
2SC2412K-R
OR KTC3875-GR
DA2J10100
47k
-0.3V
-B1C
-57V(HT-R592/TX-NR525)
-62V(TX-NR626/DTR-30.5)
+B1C
L
AV=29dB
0
0.6V
R6080
Q6050
2SC5198-O
0.22
R6140
Q6070
INC6006AP1-T111-1W
56k
0.22(3W)
SC-0.8X5.5X18.5T
*L6000
IDLING CHECK
*R6430
SPL
P6080
1/2W
NPLG-2P29
1V
ID+
*J6700
W
ID-
(NH)
R6090
Q6060
-0.6V
2SA1941-O
0.22
R6170
VPRO
Q6000
47k
D6000
R6180
VOLH
2SC2412K-R
OR KTC3875-GR
DA2J10100
47k
-0.3V
-B1C
+B1C
R
AV=29dB
1
0.6V
R6081
Q6051
2SC5198-O
0.22
R6141
Q6071
<--T5
INC6006AP1-T111-1W
56k
0.22(3W)
SC-0.8X5.5X18.5T
T6-->
L6001
0.22(5W)
*R6431
SPR
P6081
1/2W
NPLG-2P29
1V
ID+
*J6701
W
ID-
(NH)
Other: 470
Q6061
T6/D3: 0
-0.6V
R6091
2SA1941-O
0.22
0
R6191
R6171
VPRO
Q6001
47k
2SC2412K-R
D6001
R6181
VOLH
OR KTC3875-GR
DA2J10100
47k
-0.3V
-B1C
C6251
R6441 8.2 1W
473J 50V
C6252
R6442 8.2 1W
473J 50V
C6250
R6440 8.2 1W
473J 50V
TP5507
TP5509
C6253
R6443 8.2 1W
FOR
4
3
2
1
4
3
2
1
473J 50V
CLA1318
P5507A
R
L
P5509A
CLA1328
C6254
R6444 8.2 1W
473J 50V
C6255
R6445
473J 50V
C6256
R6446
FOR CLA1328
FOR CLA1318
473J 50V
TP6009
TP6010
TP5506
4
3
2
1
4
3
2
1
4
3
2
1
1 2 3 4 5 6 7 8 9
P6009B
P6010B
P5506B
F
G
P6401B
P6402B
#18
CRIMP AS
CRIMP
#18
(RED)
(WHI)
1
1
+B
-B
+B1C
SL
R
AV=29dB
3
R6083
0.6V
0.22
0.22(3W)
GND_SL
(R_ch)
IDLING CHECK
P6083
NPLG-2P29
1V
ID+
ID-
(NH)
-0.6V
R6093
0.22
Q6003
2SC2412K-R
OR KTC3875-GR
-0.3V
-B1C
+B1C
SR
AV=29dB
4
0.6V
R6084
0.22
<--T5
0.22(3W)
GND_SR
T6-->
0.22(5W)
P6084
NPLG-2P29
1V
ID+
ID-
(NH)
R6094
-0.6V
0.22
Q6004
2SC2412K-R
OR KTC3875-GR
-0.3V
-B1C
SBL
+B1C
X
AV=29dB
5
0.6V
R6085
0.22
<--T5
0.22(3W)
GND_SBL
T6-->
0.22(5W)
P6085
NPLG-2P29
1V
ID+
ID-
(NH)
-0.6V
R6095
0.22
Q6005
2SC2412K-R
OR KTC3875-GR
-0.3V
-B1C
SBR
+B1C
X
AV=29dB
6
0.6V
R6086
0.22
<--T5
0.22(3W)
T6-->
0.22(5W)
P6086
NPLG-2P29
1V
ID+
ID-
(NH)
-0.6V
R6096
0.22
Q6006
2SC2412K-R
SPR
OR KTC3875-GR
SPC
-0.3V
-B1C
SPL
SPSL
(R_ch)
SPSR
8.2 1W
SPSBL
X
8.2 1W
SPSBR
P6600A
7
6
5
4
3
2
1
2.0mmJUMPERLEAD
TO BATRM-1473 : TX-8020
SP TRM
TX-8020
H
Q6053
2SC5198-O
R6143
Q6073
INC6006AP1-T111-1W
56k
SC-0.8X5.5X18.5T
*L6003
*R6433
SPSL
(R_ch)
1/2W
*J6703
W
Q6063
2SA1941-O
R6173
VPRO
47k
D6003
R6183
VOLH
DA2J10100
47k
Q6054
2SC5198-O
R6144
Q6074
INC6006AP1-T111-1W
56k
SC-0.8X5.5X18.5T
L6004
*R6434
SPSR
1/2W
*J6704
W
Q6064
2SA1941-O
R6174
VPRO
47k
D6004
R6184
VOLH
47k
DA2J10100
Q6055
2SC5198-O
Q6075
R6145
INC6006AP1-T111-1W
56k
SC-0.8X5.5X18.5T
L6005
*R6435
SPSBL
1/2W
*J6705
Q6065
2SA1941-O
R6175
VPRO
47k
D6005
R6185
VOLH
DA2J10100
47k
Q6056
2SC5198-O
R6146
Q6076
INC6006AP1-T111-1W
56k
SC-0.8X5.5X18.5T
L6006
SPSBR
*R6436
1/2W
*J6706
Q6066
2SA1941-O
R6176
VPRO
47k
D6006
R6186
VOLH
DA2J10100
47k
TITLE
DRAWING No.
TX-8020
RC-202985
AMP SECTION(PART-2)
DESIGN
CHECK
APPROV
SHEET
K.Ikeda
S.Murayama
H.Kurosaki
2 14
2013.04.09
2013.04.09
2013.04.09

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