Marantz AV7701, Руководство по обслуживанию

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R2A15220FP (AUDIO : IC471)
8-CHANNEL ELECTRONIC VOLUME
With 14-Input selector And Tone control
R2A15220FP
R2A15220FP
PRELIMINARY
Notice ; This is not a final specification. Some parametric limits are subject to change.
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CONFIDENTIAL
R2A15220FP-87D
BLOCK DIAGRAM AND PIN CONFIGURATION (TOP VIEW)
AGND
SWC
SLC
INLB/RECL2
INRB/RECR2
INR11/RECR5
INL10/RECL4
REC
R3
IN
L11/RECL5
FLIN1
RECL3
CIN1
FRIN1
SLIN1
SW
IN1
AVEE
MUTE
FLIN2 FRIN2 SLIN2 SRIN2 CIN2 SW
IN2
SBLIN2 SBRIN2
AVCC
TREL
BASSL1
BASSL2
FLOUT
FLC
FROUT
AGND
FRC
ADCR
SBLIN1
SRIN1
SBRIN1
SBL OUT
ADCL
SBR OUT
SLOUT
SBRC
SROUT
SWOUT
SRC
COUT
INL5
INL1
INR1
INL2
INR2
INL3
INR3
INL4
INR4
INR5
INL6
INR6
INL7
INR7
INL8
INR8
INLA/RECL1
INRA/RECR1
INL9
INR9
SUB
R1
SUBL1
INR10/RECR4
DAT
A
CLOCK
BASSR1
BASSR2
AGND
AGND
SBR
CIN
SBLCIN
AGND
SBLC
FR Pre-OUT
FL Pre-OUT
SBR Pre-OUT
TRER
SUB
R2
SUBL2
SRCIN SLCIN
SR Pre-OUT
SL Pre-OUT
SBL P
re
-O
UT
INR12 IN
L12
INR13 IN
L13
INR14
IN
L14
CC
AGND
DG
ND
REC
ATT
0/-6/-12/-18dB
Bass/ Treble
-14~+14dB
(2dB step)
+42~-95dB,
- ∞ (0.5dBstep)
+42~-95dB,
- ∞ (0.5dBstep)
+42~-95dB,
- ∞ (0.5dBstep)
+42~-95dB,
- ∞ (0.5dBstep)
+42~-95dB,
- ∞ (0.5dBstep)
+42~-95dB,
- ∞ (0.5dBstep)
Tone
+42~0dB
(0.5dBstep)
Tone
Bass/ Treble
-14~+14dB
(2dB step)
0~-95dB,
- ∞
(0.5dBstep)
+42~0dB
(0.5dBstep)
0~-95dB,
- ∞
(0.5dBstep)
MCU I/F
AVEE
AVCC
Bypass
Tone
Tone+MIX
Bypass
Tone
Tone+MIX
M
A
IN
SUB
M
A
IN
SUB
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100
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MAIN
SUB1
SUB2