Yamaha HTR-4064 Service Manual page 100

A B C
RX-V471/HTR-4064
MAIN 2/2
1
AV 1 AV 2 AV 3
OPTICAL COAXIAL COAXIAL
(CD)
DIGITAL IN
2
0 0
5.1 5.0 5.0
0
2.5 2.5
0
0.5
Page 103 E10
0
2.1
2.1
to VIDEO (2)_CB383 0.5
5.0 0
0
0
0.4
CB152
0.5
3
4
0
0
0
5
0
0
0
1.7
1.9
Page 103 E10
0
to VIDEO (2)_CB386
0
0
0
ANALOG IN
0
0
0
0
0
0
CB153
6
0
0
0
0
0
0
Page 103 G10
0
0
to VIDEO (2)_CB388
0
0
0
12.3
-11.7
-11.6
-11.6
CB154
7
8
9
IC152: TC74VHCU04FT
Hex inverters
1A 1 14 VCC
1Y 2 13 6A
10 2A 3 12 6Y
2Y 4 11 5A
3A 5 10 5Y
3Y 6 9
4A
GND 7 8 4Y
100
D E F
AV 4 AV 5 AV 6 AV OUT AUDIO
OPTICAL
(TV)
0
0
0
0
0
0 SELECTOR and VOLUME
0
IC153
0
0
0
0
0
0
SURROUND L
0
SUBWOOFER
0
CENTER FRONT L
IC153: R2A15220FP
8-channel electronic volume with 11 input selector and tone control
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
MUTE 51 30 TRER
AVEE MCU
AVCC
I/F BASSR2
A VEE 52 29
ADCL 53 28 BASSR1
ATT 0/-6/-12/-18dB
TREL
ADCR 54 27
SUB2
AGND 55 26 BASSL2
MAIN
INR1 56 25 BASSL1
Bass/Treble
0~-95dB, +42~0dB
-14~+14dB
-∞ (2dBstep) (0.5dBstep)
INL1 57 (0.5dBstep) 24 FRC
Bypass
Tone
INR2 58 23
Tone Tone+MIX FR Pre-OUT
SUB
INL2 +42~0dB
59 22 FROUT
(0.5dBstep)
Tone+MIX
INR3 60 Tone Tone 21 AGND
Bypass
INL3 61 20 FLOUT
0~95dB, Bass/Treble
-∞ -14~+14dB
FL Pre-OUT
INR4 62 (0.5dBstep) (2dBstep) 19
INL4 63 18 FLC
+42~-95dB
-(0.5dBstep)
INR5 64 17 CC
INL5 65 16 COUT
+42~-95dB
INR6 66 -∞(0.5dBstep) 15 AGND
+42~-95dB
-∞(0.5dBstep)
INL6 67 14 SWOUT
INR7 68 13 SWC
+42~-95dB
INL7 69 12 SRC
-∞(0.5dBstep)
70
INR8 11 SR Pre-OUT
REC
INL8 71 10 SROUT
+42~-95dB
-∞(0.5dBstep)
INRA/RECR1 72 9 A GND
INLA/RECL1 SLOUT
73 8
INR9 74 7 SL Pre-OUT
+42~-95dB
-∞(0.5dBstep)
INL9 75 6 SLC
INRB/RECR2
76 5 AGND
INLB/RECL2 77 4 SBRC
INR10/RECR4 78 3 SBR Pre-OUT
INR10/RECL4 SBR OUT
79 2
INR11/RECR5
80 1 AGND
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
G H
MAIN (1)
ANALOG IN
0
0 7.0
0
0
0
-6.8
7.0
12.0
0
0
0 0 IC154
-11.6
0
0
-11.6
0
0
0
0 IC154
-11.7
0
-11.6
0
IC154: NJM4565M (TE1)
Dual operational amplifier
V+
8
2, 6
–INPUT OUTPUT
1, 7
+INPUT
3, 5
V–
4
I J K
0
-11.6
0
0 0
-11.6 0
-11.6
0 0 -11.6
0
Page 94 H8
to DIGITAL_CB57
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
L M N
SUBWOOFER
● 電圧は、内部抵抗 10MΩの電圧計で測定したものです。
and must be replaced ● 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。