Block Diagram - Audio Section - Sony HCD-M100 Service Manual

HCD-M100/M300AV
– AUDIO SECTION –
FE1
ANT1
FRONTEND
ANT
FM
8 IF OUT 1
IN2
75Ω
VT F OUT
4 3
AM
Q3
FM FM B+
B+ SWITCH
14
4 5 11 6
3
2
1
12 13
T1
TU B+
1
L CH
HD301
PB HEAD 2 CH1 B
(A DECK)
R CH
R CH
9 REC OUT
L CH
R CH
REC/PB
R CH
R CH IC361
HEAD
3 1
REC/PB
SWITCH
4
HD302
2
(B DECK)
T341
REC BIAS
ERASE
HEAD
09
Q1
CF1 CF2
FM IF
AMP
CD51
IC2
PLL
14
16 FM IN ST/MONO
AM/FM 7
18 PD
15
AM IN
ON/OFF 8
A+9V
T2
IF IN 12
CE
10 FM/AM
CE 3 TU
DI
B+
1 X IN D IN 4
CLK
X71
D CLK 5
75kHz DO
22 X OUT 6
D OUT
7
MUTE
TUNE
ST
9 8
Q2
TU B+
A+9V
REG.
IC301
REC/PB AMP
PB L
REC L
CH1 A
REC OUT1 5
Q304
MUTE
REC IN1 11
Q331
MUTE
Q391,392
MUTE
6
MIX OUT
Q301
MUTE
A/B SW 19
Q351,352
REC BIAS
A+9V
SWITCH
Q341
BIAS
OSC
M1
CAPSTAN
M
MOTOR
RV1001
HIGH
TRIGGER
RV1002
TAPE SPEED
CONTROL
NORMAL
Q1001
TRIGGER
IC1
AM/FM IF MPX
C
1 FM IF IN L OUT 13 TUNER L
8 FM DET.
AMP
SECTION
(Page 25)
12
ST/MONO
11 AM/FM
24 AM OSC OUT
2 AM IF OUT
4 AM IF IN
22 AFC
21 AM RF IN
23 AM OSC
10 IF OUT
6 TUNE OUT
7 FM ST OUT
IC501(1/2)
MASTER CONTROL
CE
47 ST CE
CLK
48 ST CLK
DI
49 ST DIN
E
DO
AMP
50 ST DOUT
ST
D SECTION
51 STEREO
TUNE
(Page 25)
AMP
TUNED
52
MUTE
SECTION
76 ST MUTE
(Page 25)
6 PB MUTE
7 REC MUTE
41 AMS
8 PB A/B
S1006
38
(B HALF) B MODE
AC CUT 60
S1009
IIC CLK 78
(B REC)
IIC DATA 80
S1005
(A REC)
10 TC RELAY
S1003
23 A HALF
(A HALF)
S1001 21 A PLAY
(A PLAY)
XTAL 32
X511
S1002
22 B PLAY 10MHz
(B PLAY)
EXTAL 31
9 REC/PB
Q381,382
BIAS ON
CAPSTAN
MOTOR 15 CAPM CONT 1P
DRIVER
Q376,378
DECK A TRIGGER
19 A TRG
DRIVER
Q375,377
DECK B TRIGGER
20 B TRG
DRIVER
IC1001
DECK A
39 A SHUT
REEL DET.
IC1002
DECK B
40 B SHUT
REEL DET.
26 26
IC601
SYSTEM CONTROL
IC603
SPEANA CONTROL
GR1
GR2
F1 17 34 SPEANA0
I
GR13
SPEANA 4 IN 16 35 SPEANA1
F2
SPEANA2
3 NF F3 15 36
SEG1
F4 14 37 I
SPEANA3
SEG16
L+R 13 32 L + R
•
SEG17
I
SEG19
8 X OUT
•
X601
SEG20
8MHz
I
9 X IN1
IC602
SEG24
REMOTE
SIRCS 33 SIRCS
SENSOR
IC502
RESET
3
10 RESET
23 CLOCK
24 DATA
VOL-A
VOL-B
RESET B
IIC CLK
IIC DATA
JOG-A
CD
JOG-B
SECTION
(Page 24)
LED1
LED2
26 KEY0
KEY
I
I
MATRIX 29
KEY3
LED10
S631-637
S638(M300AV MODEL)
LED11
S640-642
S651-660
LED12
S671-674
S681-686
LED13
LED16
• R-CH is omitted
• SIGNAL PATH
: FM
: AM
: PB (DECK A)
: PB (DECK B)
: REC
: AUDIO
FL601
Q621
41 MUTE 4 G1
42 62
G2
I I
I
53 53
G13
54 52 S1
I I I
69 13 S16
• • •
S17
72 10
I I •
70 12 S19
• • •
77 9 S20
I I I
73 5 S24
F1 1
2
F2 68
69
19 S601
VOLUME
VOLUME
20
21 S602
JOG
SELECTOR
22
79 D682 M300AV
MODEL
80
•
1
I D632-635
6
D638(M300AV MODEL)
•
D657,672,675
11
•
12
Q691,692
D691
14
I
VOLUME
15
D697
16
I
18
D662-665
•
25