Yamaha HTR-6280, Руководство по обслуживанию, Страница: 125 / 166

A
1 2 3 4 5 6 7 8 9
10
BCD
E
F
G
H
I
J
K
L
MN
125
OPERATION 2/2
RX-V1065/HTR-6280/AX-V1065
★
All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★
Components having special characteristics are marked
⚠
and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
●
電圧は、内部抵抗
10MΩの電圧計で測定したものです。
●
⚠印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、 パーツリストに記載されている部品を使用してください。
●
本回路図は標準回路図です。改良のため予告なく変更することがございます。
CB459
CB460
CB457
CB456
CB454
CB451
CB453
IC451
IC451
IC452
IC452
IC453
IC453
IC454
IC454
JK41
JK451
CB455
CB458
CB452
CB461
CB462
W4301
CB463
CB465
CB464
IC461
W4302A W4302B
IC461
0
12.0
12.0
-11.8
-11.8
-11.8
0
0 0
0 0
12.0
-11.8
0 0
7.2
7.2
0
0 0
-7.2
0
-7.2
-11.9
12.0
0
0
0
0
0
0
12.0
11.9
0
0
0
-11.7
-11.7
-11.7
-11.7
0
0
0
11.9
0
0
0
0
0
0
11.9
0
0
0
0
0
0
11.9
0
0
0
-11.8
0 0 0 0 0 0 0
12.0
0
0
0
5.0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2.5
2.5
2.5
0
2.5
2.5
2.5
0
0
0
0
0
3.4
3.4
5.0
0
3.3
0
-11.7
-11.7
-11.7
-11.7
-0.4
-0.4
1.1
0
5.1
0
0
2.5
2.5
0
0
0
0
-12.0
-11.8
0.4
0.4
0.3
4.0
0
12.0
-11.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.3
0
-0.4
-0.4
1.1
0
0
0
0
0
3.4
3.4
5.0
5.0
0
0
0
0
12.1
-11.9
-11.7
-11.7
-11.7
-11.7
0.3
4.0
0.4
0.4
5.0
ANAL
OG IN
CENTER
SURR
OUND L
SUB
W
OOFER
FR
ONT L
SURR
OUND
B
A
CK L
SURR
OUND
B
A
CK L
DIGIT
AL IN
IC461
: NJM2068MD-TE2
Dual operational amplifier
OUT
1
OUT
2
–IN
1
+IN
1
+IN
2
-IN
2
–V
CC
+V
CC
1 2 3 4
8 7 6 5
+
–
+
–
1 2 3 4
8 7 6 5
1OUT
1IN– 1IN+
V
CC–
V
CC+
2OUT 2IN– 2IN+
OUT V
CC–
V
CC+
36
pF
37 pF 14 pF
7 pF
15
460
15
IN+
IN
IC451-454
: NE5532DR
Dual low-noise operational amplifiers
SIRIUS
ZONE2/PRESENCE PRESENCE
AC IN
SPEAKERS
OPERATION (2)
OPERATION (8)
OPERATION (11)
OPERATION (9)
J model
(J model) (U, C, R, T, K, A, B, G, E, F, L models)
to MAIN (1)_CB152
P
age 127
A3
to MAIN (1)_CB154
P
age 127
C6
to MAIN (1)_CB153
P
age 127
C5
to MAIN (1)_CB155
P
age 127
C7
to VIDEO (1)_CB303 P
age 128
J5
to VIDEO (1)_CB332 P
age 129
J5
to DIGITAL_CB62
P
age 122
H4
to DIGITAL_CB61
P
age 122
H3
to DIGITAL_CB63
P
age 122
H6
to OPERATION (1)_CB402
P
age 124
G10
to OPERATION (9)_CB462
P
age 125
K5
to OPERATION (2)_CB453
P
age 125
C4
to VIDEO (2)_CB371 P
age 130
B7
to VIDEO (1)_CB347 P
age 129
C3