Block Diagram - Tuner/Tape Deck Section - Sony HCD-NXM2D Service Manual

7-4. BLOCK DIAGRAM – TUNER/TAPE DECK SECTION –
DVD DSP
L-OUT
C
(2/2)
R-OUT
R-OUT
SECTION
Q25,26
(Page 32)
Q270
MUTE
SWITCH
TUNER
L OUT
R OUT R-CH
ST-MUTE
TUNER
ST-CE
ST D OUT
ST D IN
ST CLK
STEREO
L
IN
R R-CH
VIDEO/SAT
L
OUT
R R-CH
DECK-A
HP2 L
HP1 R
R-CH
DECK-B
HRP2 L
Q303 Q301,302
R-CH
HRP1 R Q314,315 Q311-313
REC/PB REC/PB
SWITCH SWITCH
REC/PB
Q318
T301
BIAS
HE
OSC
Q316,317
BIAS BIAS
SWITCH
TAPE
MECHANISM DECK
B PLAY
B PLAY
A PLAY
A PLAY
A HALF
A HALF
B SHUT
R-REC
B HALF
Q326,327
F REC
CAP M
A SHUT
DRIVE Q323,324
A TRIG
CAPM+
DRIVE
A TRIG+
B TRIG+
IC1060(1/2)
J1060
H
MIC1 3
J1061
MIC2
HCD-NXM2D
INPUT SELECT SWITCH
64
63 SELECTOR
62
71
68 67 66 65
R-CH
70
Q103
Q29,30
PB MUTE
MUTE
IC401 (1/2)
SYSTEM CONTROL
61 LINE MUTE
27 A MUTE
M16537 DATA
50 ST-MUTE
M16537 CLK
51 TUNED
52 ST-CE
53 ST-DOUT
I/O EXP CLK
54 ST-DIN
I/O EXP LAT
55 ST-CLK
Q104 I/O EXP DATYA IN
Q31,22
I/O EXP DATA OUT
TC REC
63 TC REC MUTE
MUTE
60 TC REC/PB
59 BIAS
90 B SHUT
91 B HALF
89 A SHUT
86 CAPM-CNT1
Q321,322
STBY RELAY
B TRIG
87 A TRIG
DRIVE
88 B TRIG
FDRONT RELAY
Q401
MIC
3 MIC SW
SWITCH
IC1060(2/2)
1 6
IC1061
RV1060
MIC ECHO
MIC VOL
LPF1 OUT 4
2 LPF1 IN
RV1061
LPF2 OUT 9
ECHO LEVEL
IC101
ELECTRICAL VOLUMEI
MD BUS TRE
TONE
42
SURR
S2
R-CH
DPL-2
MCU AGC
AMS
I/F
EQ
CLK DATA
7 8 11 53 52 51 50 48 59 34 35
CLK DATA
Q341-343
AMS
BUFFER
Q140
Q33,34
AMS
IC951
I/O EXPANDER
18 AMS-MUTE
5 STEREO
PROTECT
AMS IN 100
VACS IN 97 HP IN
92
SPEC-IN
10 B PLAY
HALF PLAY
D182
11
A PLAY
AMS MUTE
12 A HALF
DISC1
DATA
80
DISC2
CLK
81
DISC3
DISC4
DISC5
3 FAN
66 CLK
67 4 LATCH
68 26 DI 1
25 DO 2
69
SW RELAY
7
TA MUTE 56
STK-MUTE 57
ON/OFF
65
(SWITCHING REGULATOR)
58
MIC SIG
H
7
33 33
29
FL
41 37
R-CH
Q21,22
Q1
Q101
MUTE
BUFFER
SWITCH
R-CH DBFB FEED BACK
PROTECT
31 30
STK MUTE
FRONT RELAY
HP SW
FAN CTL
SW RELAY
8
9
Q1026
LED
17 VCC
SWITCH
D1021
18
19
Q1001-1005
20
G
LED
DVD POWER
21 LED 9V
SWITCH
22
MAIN
D1001-1005
23
SECTION
24 (Page 34)
• R-ch is omitted due to same as L-ch.
• Signal path
F
E
d
G
J
N
HCD-NXM2D
CN102
FL
FR
AMP
E
SECTION
SW
(Page 35)
CN103
AMP
F
SECTION
(Page 35)
SWITCHING
IC906
REGULATOR
D+3.3V 2 REG 1 UNREG+12V
5
AC-N
UNREG+5V
IC905
D+5.5V 2 REG 1
5
IC904
M+12V 2 REG 1
4
Q903.904
REG SW
IC903 Q901
REG REG
DVD+5V 3 1
Q902
REG SW
IC901
AUDIO+9V REG
3 1
IC902
REG
M+9V,LED+9V 3 1
Q906
D+3.3V REG
: TUNER
: PLAY BACK (DECK A)
: PLAY BACK (DECK B)
: RECORD
: DVD
: MIC