Sony HCD-M100 / HCD-M300AV Service Manual ▷ View online
57
IC101 (MAIN BOARD) TDA7442D (M100 only)
I2C BUS DECODER LA
TCHES
-
+
- +
79dB CONTROL
79dB CONTROL
SPKR
ATT
SPKR
ATT
VAR
VAR
FIX
FIX
MUTE
MUTE
BASS
TREBLE
SURR
OFF
MIXING
AMP
MUSIC/
PSEUDO
OFF
- +
- +
L
R
LR
MUSIC
PSEUDO
PS1
90Hz
RPS1
31.5dB
CONTROL
RB
BASS
TREBLE
SURR
OFF
MIXING
AMP
31.5dB
CONTROL
RB
EFFECT
CONTROL
LPF
9kHz
17
18
19
20
21
22
23
24
25
26
27
28
16
15
LOUT
R-IN4
ROUT
AGND
VS
CREF
SDA
SCL
DIGGND
TREBLE-R
TREBLE-L
PS1
LP
BOUT(L)
14
13
9
10
11
12
1
2
3
4
8
7
6
5
BIN(L)
BIN(R)
BOUT(R)
MIX IN(R)
MIX OUT(R)
MIX OUT(L)
MIX IN(L)
L-IN4
L-IN3
L-IN2
L-IN1
R-IN1
R-IN2
R-IN3
SUPPL
Y
VREF
58
18
17 16
19
20
21
22
23
24
25
26
27
28
15
14
13
9
10
11
12
1 2
3 4
8
7
6
5
G
G
INPUT MULTIPLEXER
GAIN
GAIN
0/30dB
2dB STEP
2dB STEP
VOLUME
VOLUME
I2CBUS DECODER LATCHES
BASS
RB
RB
SPKR ATT
LEFT
LEFT
SPKR ATT
RIGHT
RIGHT
TREBLE
TREBLE
BASS
R-IN3
R-IN2
R-IN1
L-IN1
L-IN2
L-IN3
L-IN4
MIXOUTL
MIXOUTR
INL
INR
BIN(R)
BOUT(R)
BIN(L)
BOUT(L)
TREBLE(L)
NC
NC
TREBLE(R)
DIG_GND
SCL
SDA
CREF
VS
AGND
ROUT
LOUT
R-IN4
SUPPLY
VREF
17
18 19 20 21
22 23 24
31
32
33
34
16
15
79
80
77
78
76
75
69
70
71
72
73
74
67
68
66
65
59
60
61
62
63
64
57
58
56 55
49
50
51
52
53
54
47
48
46
45
39
40
41
42
43
44
37
38
36
35
14
12
11
10
13
1
2
3
4
8
7
6
5
9
29
30
27
28
26
25
BPF
BPF
L
L
R
R
FULL WAVE
RECTIFIER
LOG
DIFFERENCE
AMPLIFIERS
AMPLIFIERS
DUAL TIME CONSTANT
AND
THRESHOLD SWITCHES
MODIFIED
B-TYPE
NR DECODER
VOL
DELAY
LPF
LPF
D/A
A/D
CLK
LOGIC
SRAM
10kbit
VOL
F.B.
CONTROL
CENTER MODE
NETWORKS
COMBINNING
VCA
SELECTER
SEQUENCER
NOISE
SERVO
AUTO
BALANCE
VCA
VREF
IREF
1
2
3
4
5
1
2
3
4
5
1
2
3
1
2
3
1
2
1
2
1
2
3
4
LR
2
L
R
1
2
3
MCU INTERFACE
DATA SCK REQ
DATA SCK REQ
1
2
VOL
VOL
VOL
VOL
TRIM
TRIM
TRIM
TRIM
PSEUDO
SURROUND
SURROUND
AVCC
L-IN
R-IN
LT-IN
RT-IN
C-IN
SL-IN
SR-IN
SW-IN
VRSW-IN
L
R
VOL OUT
VOL OUT
VOL OUT
VOL OUT
C
SL
SL
SR
SR
SW
SW
SW
-SW
AGND
DVDD
DVDD
MIC-IN
DO-SW
ECHO-OUT
LOUT
ROUT
CVOLOUT
CVOLIN
COUT
SOUT
PSLIN
PSRIN
SL
VOLOUT
SL
VOLIN
SLOUT
SROUT
SRVOLIN
SRVOLOUT
SWOUT
SWVOLOUT
SWVOLIN
SWOUT
AGND
MICIN
DVDD
D
ATA
SCK
REQ
DVOLOUT
LPF2OUT
LPF2IN2
LPF2IN1
DAINTOUT
DAINTIN
DACONT
ADCONT
ADCONT
ADINTOUT
ADINTIN
ADINTIN
LPF1OUT
LPF1IN1
LPF1IN2
DIN
DSELOUT
DVSS
ABL
RBPF1
RBPF2
LPF1
LPF2
RLC8
RLC8
RLC3
RLC7
RLC4
RLC1
RLC2
RLC6
PSC4
PSC1
PSC5
PSC2
PSC8
PSC3
DBC3
DBC2
DBC1
BNRIN
ECHOOU
T
ABR
NGC3
NGC2
NGC2
NGC1
VREF1
IREF
LIN
RIN
LTIN
RTIN
CIN
SLIN
SRIN
SWIN
VRSWIN
L
L
R
R
C
C
S
BNR-SW
R-SW
C-SW
SL-SW
SR-SW
L-SW
AVCC
IC101 (MAIN BOARD) TDA7440D (M300AV only)
IC201 (MAIN BOARD) M62464FP
59
17
18
19
20
21
22
23
24
12
11
10
16
15
14
13
3
4
8
9
7
6
5
ALC
BUFF
AM
OSC
AM
MIX
AM
RF.AM
AGC
AM
IF
AM
DET
COMP
AM/FM
IF
S-CURVE
LEVEL
DET
FM
IF
FM
DET
REG
GND
VOC
TUNING
DRIVE
FF
38k
FF
19k<
π/2
FF
19k<0
VCO
304kHz
P-DET
Ø
PILOT
PILOT
CANCEL
DECODER
ANTI-BIRDIE
STEREO
FM IF IN
A
M_IF OUT
REG
AM_IFIN
GND
TUNE_OUT
FM_STOUT
FM_DET
VCC
IF OUT
AM/FM
ST/MONO
AM OSC OUT
AM OSC
AFC
AM_RFIN
AGC
AM OUT
FM OUT
MPX IN
DEC_IN
P_CANCEL
R OUT
L OUT
1
2
17
18
19
20
21
22
10 11
12
16
15
14 13
1
3 4
8
9
7
6
5
C2B
I/F
DATA SHIFT REGISTER
LATCH
REFERENCE
DIVIDER
PHASE DETECTOR
CHARGE PUMP
UNLOCK
DETECTOR
SWALLOW COUNTER
1/16,1/17 4bits
POWER ON RESET
1/2
12bits PROGRAMMABLE
DIVIDER
UNIVERSAL
COUNTER
XIN
CE
2
BOF
DI
CL
DO
BO1
BO2
BO3
BO4
IO1
IFIN
IO2
BO5
AMIN
FMIN
VDD
PD
AIN
AOUT
VSS
XOU
T
IC1 (MAIN BOARD) LA1833N
IC2 (MAIN BOARD) LC72136
60
The components identified by mark 0 or
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
7-1. CASE SECTION
1
3-363-099-01 SCREW (CASE 3 TP2)
2
4-230-340-01 CASE
3
4-230-337-01 PANEL BACK (M100)
3
4-230-376-01 PANEL BACK (M300AV)
* 4
4-990-365-11 COVER
5
1-677-246-11 FRONT SP TERM BOARD
6
A-4475-067-A MAIN BOARD, COMPLETE (M100)
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
6
A-4475-085-A MAIN BOARD, COMPLETE (M300AV)
7
1-757-074-11 WIRE (FLAT TYPE) (12 CORE)
8
1-773-055-11 WIRE (FLAT TYPE) (17 CORE)
9
1-677-249-11 REAR SP TERM BOARD (M300AV)
10
1-757-073-11 WIRE (FLAT TYPE) (10 CORE)
M751
1-763-548-11 MOTOR, DC FAN
SECTION 7
EXPLODED VIEWS
NOTE:
•
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Hardware (# mark) list and accessories and
packing materials are given in the last of this
parts list.
packing materials are given in the last of this
parts list.
#1
#1
M751
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
1
2
3
4
5
9
7
10
8
6
1
Click on the first or last page to see other HCD-M100 / HCD-M300AV service manuals if exist.