Yamaha RX-V1067 Service Manual page 137

A B C
OPERATION
1
2
43.7
1.7
1.8
3
3.4
HDMI Through
indicator
2.0
2.1
4
0
0
5
TONE/BALANCE
6
7
8
Page 132 K8
to DIGITAL (1)_CB914
OPERATION (4)
9
0
3.3
3.3
3.3
10
CB471
INPUT
D E F
3.3 0 3.3
0 0
0 0
MAIN ZONE
ON SCREEN
DISPLAY
U model
C, R, T, K, A, B, G, F, L, J models
W4001
W4002 W4003
Key detection for A/D port
OPERATION (3)
Key input (A/D) pull-up resistance 10 k-ohms
A/D conversion value
(3.3 V=255)
5.0
KY_AD1 (139 pin of
PURE DIRECT the microprocessor)
indicator
2.9
A/D conversion value
(3.3 V=255)
KY_AD2 (138 pin of
the microprocessor)
2.9
VOLUME 0
0
A/D conversion value
(3.3 V=255)
KY_AD3
(14 pin of the IC902)
G H
Page 136
to FUNCTION (2)_CB806
7.4
3.7
43.8
CB406
0
0
8.0 Page 142 H9
8.0
to VIDEO (3)_CB362
0
3.3
RETURN
Page 135 L7
to FUNCTION (1)_W701
Page 144 I5
to NET_CB511
OPERATION (1)
W4004
Ohm 0 + 0.82 k + 0.82 k + 1.0 k + 1.5 k + 2.7 k
V 0 – 0.125 0.125 – 0.358 0.358 – 0.577 0.577 – 0.828 0.828 – 1.078 1.535 – 1.777
0 – 9 10 – 27 28 – 44 45 – 63 64 – 83 119 – 137
SCENE SCENE SCENE SCENE ZONE2 MAIN ZONE
4 3 2 1 ON/OFF
Ohm 0 + 0.82 k + 0.82 k + 1.0 k + 1.5 k + 1.5 k + 1.8 k + 2.7 k + 3.3 k
V 0 – 0.125 0.125 – 0.358 0.358 – 0.577 0.577 – 0.828 0.828 – 1.078 1.078 – 1.299 1.299 – 1.535 1.535 – 1.777 1.777 – 2.010
0 – 9 10 – 27 28 – 44 45 – 63 64-83 84 – 100 101 – 118 119 – 137 138 – 155
TONE PROGRAM
STRAIGHT OPTION △ ON SCREEN ＜ ENTER ＞
BALANCE <
Ohm 0 + 0.82 k + 0.82 k + 1.0 k + 1.5 k + 1.5 k + 1.8 k + 2.7 k + 3.3 k
V 0 – 0.125 0.125 – 0.358 0.358 – 0.577 0.577 – 0.828 0.828 – 1.078 1.078 – 1.299 1.299 – 1.535 1.535 – 1.777 1.777 – 2.010
0 – 9 10 – 27 28 – 44 45 – 63 64 – 83 84 – 100 101 – 118 119 – 137 138 – 155
PRESET PRESET ZONE TUNING/CH TUNING/CH
MEMORY INFO FM AM
> < CONTROLS << >>
I J K
0
IC452
0
CB452
5.0
0.2
0
0
J4
0
0
-12.2
0
0
0
12.2
0
0 0
0
0
0
CB453
3.3
0
12.2
12.2
12.2
0
0
IC451
0 0
0
IC451 0
0
-12.0
0 0
0 0
0
0
CB454
3.4
0
0
0
0
0
0
0
5.1
W4501
OPERATION (2)
+ 4.7 k + 6.8 k + 12.0 k + 22.0 k
2.010 – 2.241 2.241 – 2.476 2.476 – 2.709 2.709 – 2.940
156 – 173 174 – 191 192 – 209 210 – 227
PROGRAM
DISPLAY ▽ RETURN
>
+ 4.7 k
2.010 – 2.241
156 – 173
PURE
DIRECT
★ 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.
L M N
RX-V1067/HTR-8063/RX-A1000
0.2
0 OPTICAL
5.0
R
AUDIO
L
VIDEO
JK452
S VIDEO
JK453
YPAO
MIC
IC451: NJM4565M
Dual operational amplifier
V+
8
2, 6
–INPUT OUTPUT
1, 7
+INPUT
3, 5
V–
4
0
0
JK451
PHONES
SILENT CINEMA
USB
CB455
● 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あります。
137