Yamaha RX-V363 - AV Receiver, Service Manual

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RX-V363/HTR-6130
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RX-V363/HTR-6130
IC161: R2A15218FP (MAIN P.C.B.)
8-channel electronic volume with 11 input selector and tone control
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MUTE
A VEE
ADCL
ADCR
AGND
INR1
INR2
INR3
INR4
INR5
INR6
INR7
INR8
INR9
INL1
INL2
INL3
INL4
INL5
INL6
INL7
INL8
INL9
N.C.
N.C.
N.C.
N.C
.
INRB/RECR2
INLB/RECL2
INR10/RECR4 INR11/RECR5
INL10/RECL4 INL11/RECL5
RECR3
RECL3
FLIN1
FRIN1
CIN1
SWIN1
SLIN1
SRIN1
SBLIN1
SBRIN1
N.C
.
N.C
.
N.C
.
INRA/RECR1
INLA/RECL1
N.C.
N.C.
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A VCC
N.C.
N.C.
N.C.
N.C.
FRC
FROUT
FLOUT
FLC
CC
COUT
SWOUT
SROUT
SLOUT
SBR OUT
SBL OUT
SBLC
SBRC
SWC
SRC
SLC
A GND
A GND
A GND
A GND
A GND
A GND
TREL
BASSL2
BASSL1
82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
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A VEE
0/-6/-12/-18dB
ATT
SUB
0~95dB,
-
∞
(0.5dBstep)
SUB
SUB
MAIN
MAIN MAIN
CLOCK D
ATA
DGND SUBR SUBL SBLCIN SBRCIN FRIN2 FLIN2 SRIN2 SLIN2 SWIN2 SBRIN2 SBLIN2 N.C
.
TRER BASSR1 BASSR2 N.C
.
CIN2
49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
MCU
I/F
A VCC
REC
Tone
Tone
Bass/Treble
-14~+14dB
(2dBstep) +42~0dB
(0.5dBstep)
+42~0dB
(0.5dBstep)
+42~-95dB
-
∞
(0.5dBstep)
+42~-95dB
-
∞
(0.5dBstep)
+42~-95dB
-
∞
(0.5dBstep)
+42~-95dB
-
∞
(0.5dBstep)
+42~-95dB
-
∞
(0.5dBstep)
+42~-95dB
-
∞
(0.5dBstep)
Bass/Treble
-14~+14dB
(2dBstep)
0~-95dB,
-
∞
(0.5dBstep)
Bypass
Tone+MIX
Tone+MIX Tone
Tone
Bypass
CMIX
SWMIX