Onkyo TX-NR727 Service Manual page 28

A B
SCHEMATIC DIAGRAMS-05(PART-5)
AMP SECTION
1
MODEL
T7 TX-NR727
T8
TX-NR828
DTR-40.5
D4
DTR-50.5
D5
2
3
AMP_GND
S1L-
S1L+
AMP_GND
+26V
FROM AUDIOI /O
(PART4) ASP
+26V,AMP_GND,S1L+,S1L-
4
VPROTECT
VOLH
SEC1H
IPROTECT
FROM AUDIOI /O
(PART4) ASP
VPROTECT,VOLH,SEC1H,IPROTECT
R6457
22k
5
L
Q6401
2SC2712-GR
S1H+
S1H-
6
F6401B
F6401A
SN5051 SN5051
F6401 15A250V
P6400A
P6400A
TX-NR727/DTR-40.5
2069925200UL
CRIMP AS
F6402B F6402A
P6400B
SN5051 SN5051
TX-NR828/DTR-50.5
2069925200UL
F6402 15A250V
CRIMP AS
Table:L T7/D4 T8/D5
C6401/C6402 1200u 71V 1500u 75V
R6406 33 (1W) 68 (1W)
J6006 0 0
7
U0011
THERMAL SENSOR PC BOARD
BAETC-1321
(PTH)
Q6300A
1 2
8
TX-NR727/828/ DTR-40.5/50.5
C D
U0010
AUDIO(AMP/ASP) PC BOARD
BAAF-1320(2/2)
AMP
L
AV=29dB
L_IN
+BL
+BL2
-BL2
TRIML
R
AV=29dB
R_IN
-B1SL
+BR
+BR2
-BR2
TRIMR
NC
D6404 C
C_IN
+BC
+BC2
-BC2
TRIMC
D6403
NC
R6403
47k
CRIMP AS 1
R6402 P6401A
1k
+B1H_B
4 L
1
3
2 5 Q6401A
3
RL644(RL642)
NRL-1P10A-DC12-196 R6401 4 1
0.1 RAD-196
2 P6011B
2 5
3
1
4
RL643(RL641)
NRL-1P10A-DC12-196
L
-B1H_B
1
1
1
P6402A
P6100 P6102 PCBHOLD
R
HOLDER(CLAMP) HOLDER(CLAMP) L PCBHOLD CRIMP AS
1 1 1
4 3 2 1 4 3 2 1 4 3 2 1 4 3 2 1
P6101 P6103 P6104 P6010B P6009B P6007B P6008B
HOLDER(CLAMP) HOLDER(CLAMP) HOLDER(CLAMP) NTM-1P232(M1700) NTM-1P232(M1700)
NTM-1P232(M1700)
NTM-1P232(M1700)
1 2 3 4 5 6 7 8 9
NSCT-9P900
TRM TO BATRM-1335(PART-9)
TX-NR727/TX-NR828/DTR-40.5/DTR-50.5
U0012
FIX(SENSOR) PC BOARD
C6300 104Z
BAETC-1322
LM61CIZ
THERMAL G V
O
Q6300
THERMAL FIX
C6301
104Z
1 2 3
P501A
NSCT-3P874
FROM HDM-1357(PART-14)
HDMI
E F
CRIMP AS CRIMP AS
P6401B P6402B
1 1
#18 #18
+B
-B
65V(TX-NR828/DTR-50.5)
63V(TX-NR727/DTR-40.5)
Q6050
0.5V TTC0001
2SC5242-O
R6140
56k
R6430
P6080
10 1/2W
NPLG-2P29
1V
ID+
L6000
ID-
(NH)
SC-0.8X5.5X18.5T
IDLING CHECK
Q6060
TTA0001
2SA1962-O
-0.5V
R6170 47k
R6180
47k
D6000
DA2J10100
-0.3V
-65V(TX-NR828/DTR-50.5)
-63V(TX-NR727/DTR-40.50
+B1SBR
0.5V Q6051
2SC5242-O
R6141
56k
R6431
P6081
10 1/2W
NPLG-2P29
1V
ID+
L6001
ID-
(NH)
SC-0.8X5.5X18.5T
IDLING CHECK
Q6061
2SA1962-O
-0.5V
R6171 47k
R6181
47k
D6001
DA2J10100
-0.3V
+B1SBR
AV=29dB
Q6052
0.5V 2SC5242-O
R6142
56k
R6432
NFC
P6082
10 1/2W
1V NPLG-2P29
ID+
L6002
ID-
(NH)
SC-0.8X5.5X18.5T
IDLING CHECK
Q6062
2SA1962-O
-0.5V
R6172 47k
R6182
47k
D6002
DA2J10100
-0.3V
1 2 3 4 5 6 7 8 9 10 11 12 13 1
P5505A
P603A P6200A
NSAS-26P1775 CRIMP AS
TO BAAF-1320(PART-4) TO BAAF-1320(PART-4)
ASP ASP
U0013
POWER SUPPLY(-VP) PC BOARD
BAETC-1323
FLAC1
FLAC2 1/2W
SEC3_1
TP901
R960
SEC3_2
R950
R953
G H
+B1SBR
SL
AV=29dB
0.5V
SL_IN NFSL
NPLG-2P29
+BSL
1V
ID+
+BSL2
ID-
-BSL2
IDLING CHECK
TRIMSL
-0.5V
-0.3V
-B1SL
SR
+B1SBR
AV=29dB
0.5V
NFSR
SR_IN
NPLG-2P29
+BSR 1V
ID+
+BSR2
ID-
-BSR2
IDLING CHECK
TRIMSR
-0.5V
-0.3V
-B1SL
+B1SBR
SBL
AV=29dB
0.5V
NFSBL
SBL_IN
NPLG-2P29
+BSBL
1V
ID+
+BSBL2
ID-
-BSBL2
TRIMSBL IDLING CHECK
-0.5V
-0.3V
-B1SL
+B1SBR
SBR
AV=29dB
0.5V
SBR_IN
NPLG-2P29
+BSBR 1V
ID+
+BSBR2
ID-
-BSBR2
TRIMBSR IDLING CHECK
-0.5V
-0.3V
-B1SL
IPRO
VPRO
<Note>Except TX-NR727
-VP(VH)
P953B PIN NO 1.5 PIN NO 3
D4 +3.3MPU -VP
T8/D5 +44V GND
RL1N4003 2SC2881-Y(TE12L,CF)
D961 4.7 Q960
8.2 (+44V)
+3.3MPU
FLAC1
D960 R965
(GND) -VP
RL1N4003
FLAC2
R966
+3.3MPU
390
R962
470
R963 Table:A
-1F/-1H
470
R950
R953
R951 10(1W)
15(1W)
R952
LIST
LIST R962
1.5
R951 1W R963
A
R966
NC LIST R952
1W D962
D963/D964
TX-NR727/828/ DTR-40.5/50.5
I J K
Q6053
2SC5242-O
R6143
56k
R6433
P6083
10 1/2W
L6003
(NH) SC-0.8X5.5X18.5T
Q6063
2SA1962-O
R6173 47k
R6183
47k
D6003
DA2J10100
Q6054
2SC5242-O
R6144
56k
R6434
P6084
10 1/2W
L6004
SC-0.8X5.5X18.5T
Q6064
2SA1962-O
R6174 47k
R6184
47k
D6004
DA2J10100
Q6055
2SC5242-O
R6145
56k
R6435
P6085
10 1/2W
L6005
(NH) SC-0.8X5.5X18.5T
Q6065
2SA1962-O
R6175 47k
R6707
0
R6185
47k
D6005
DA2J10100
Q6056
2SC5242-O
R6146
56k
R6436
P6086
10 1/2W
L6006
(NH) SC-0.8X5.5X18.5T
Q6066
2SA1962-O
R6176 47k
R6186
47k
D6006
DA2J10100
T8(TX-NR828) MODEL
D4(DTR-40.5) D5(DTR-50.5)
-1D
-1G -1E -1J -1K T7 TX-NR727
1 1 1.5 1.5 1 1 T8 TX-NR828
DTR-40.5
X X X X X X D4
DTR-50.5
10(1W) 33(1W) 33(1W) 10(1W) 10(1W) D5
15(1W) 33(1W) 33(1W) 15(1W) 15(1W)
470 470 2.2k 2.2k 470 470
470 470 3.3k 3.3k 470 470
390 390 390 390 390 390
X X 0 0 X X
0 0 X X 0 0
MODELNO.TX-NR727/NR-828/DTR-40.5/DTR-50.5
SCHEMATIC DIAGRAM (PART-5) AMP SECTION
2013.01.11