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XR-M510
2222
A
(Page 21)
B
(Page 21)
MPX
C
(Page 21)
AM-IF
AM
D
(Page 21)
TAPE L
R-CH
CN300 (1/2)
BUS
AUDIO IN
L
R
SEL
AM
SDA
SCL
SM
1
11
FD1L–
4
AMIF
12
MPX
13
LOUDNESS
VOLUME
IIC BUS
DIGITAL
CONTROL
INPUT SELECT, FM MPX,
ELECTRICAL VOLUME
IC100
SOFT
MUTE
TONE
CONTROL
LOUDNESS
25
18
MPIN
20 21
OUTSWR
24
OUTSSL
23
OUTSSR
R-CH
INPUT
MULTIPLEXER
OUTPUT
SELECTOR
SUBWOOFER
+PHASE CONTROL
26
OUTSWL
MONO
FADER
29
OUT LR
MONO
FADER
30
OUT LF
MIXER
PILOT
CANCELATION
AM/FM NOISE
BLANKER
D/A
CONVERTER
DEMODULATOR
STEREO ADJUST
STEREO BLEND
HIGH-
CUT
L.P.F
MUTE
PILOT DET
L.P.F.
QUAL
S & H
PLL
LEVEL
1514
QUALITY
17
E
(Page 21)
DATA, CLOCK
DATA
CLOCK
SYSTEM CONTROLLER
IC601 (2/4)
3171
IIC-SCL
70
IIC-SDA
TEL-MUTE
ST-BY
55
MUTE
5
VOL ATT
16
84
G
(Page 21)
LEVEL
CN300 (2/2)
AUDIO OUT
FRONT
L
R
R-CH
MUTING
Q250
4
STBY
22
MUTE
11
12
IN1
15
IN3
IN2
14
IN4
POWER AMP
IC300
5
3
21
23
OUT2+
OUT2–
OUT4+
OUT4–
7
OUT1+
OUT1–
17
19
OUT3+
OUT3–
CN301 (1/2)
(POWER CONNECTOR)
1
9
FL+
FL–
FR+
FR–
RL+
RL–
RR+
RR–
4
2
12
10
3
11
TEL-ATT
13
TEST
15
9
AMP MUTING
SWITCH
Q222
ATT SWITCH
Q603
MUTING
CONTROL SWITCH
Q220, 221
AUDIO OUT
REAR
L
R
R-CH
MUTING
Q200
MUTING
Q201
D203
(Page 24)
AMP ON
D201
I
MUTE
(Page 23)
SPEANA
H
(Page 23)
BATT
B+
J
TESTIN
D206
BATTERY OFF
MUTING DRIVER
Q223
D205
BATT
B+
MUTING
Q251
• SIGNAL PATH
: MW/LW
: FM
: TAPE PLAY
: BUS AUDIO IN
• R-ch is omitted due to same as L-ch.
7-2. BLOCK DIAGRAM – MAIN Section –