Sony HCD-GZR77D / MHC-GZR77D Service Manual ▷ View online
HCD-GZR77D
65
IC4601 PCM1808PWR (DMB19 Board (4/4))
IC4602 CS4335-KSZR (DMB19 Board (4/4))
Reference
Delta Sigma
Modulator
Delta Sigma
Modulator
x1/64
Decimation
Filter
with
High Pass Filter
Power
Supply
Clock
and
Timing
Control
Antialias
LPF
Serial
Interface
Mode/
Format
Control
Control
Antialias
LPF
BCK
AIN_L
VREF
AIN_R
AGND
AVCC
1
DVDD
DGND
LRCK
SDO
SCKI
FMT
MOD1
MOD0
2
3
4
5
6
7
8
9
9
10
13
14
11
12
12
1
SDATA
2
SCLK
4
MCLK
SERIAL
INPUT
INTERFACE
DE-EMPHASIS
VOLTAGE
REFERENCE
INTERPOLATOR
¨ȈMODULATOR
DAC
ANALOG
LOW-PASS
FILTER
INTERPOLATOR
¨ȈMODULATOR
DAC
ANALOG
LOW-PASS
FILTER
3
LRCK
8 AOUT-L
7 VDD
5 AOUT-R
6 GND
HCD-GZR77D
66
IC682 PST8429NR (MAIN Board (1/3))
IC101 R2A15216FP (MAIN Board (2/3))
IC181 TK11150CSCL-G (MAIN Board (2/3))
VDD 2
OUT 1
VSS 3
+
–
VREF
CD
5
NC
4
VIDEO-R
6 INPUT
SELECTOR
(R-CH)
iPod/WM-R
INFR
GAMER
INGAINOUTR
RECAR
TUNER-R
DMB-R
TAPE-R
DPLR/SURR
DPLL/SURL
TRER
TONE
R
(TRE,
MID,
BASS)
MID1R
MID2R
MID2R
BASS1R
BASS2R
BASS2R
VOCAL CUT
REFERENCE
SURROUND OR DPL IN
RECBR
+
+
+
+
SA1
SA2
+
TO
N
EO
U
TR
BB1R
DA
TA
CLK
AGCC
OUTR
AGCOUTR
SWOUT
BB2R
VOLINR
ELECTRICAL
VOLUME
MCU
INTERFACE
AUTO
GAIN
CONTROL
+
VIDEO-L
6 INPUT
SELECTOR
(L-CH)
iPod/WM-L
INFL
INFL
GAMEL
INGAINOUTL
RECAL
INGAINOUTL
RECAL
TAPE-L
DMB-L
TUNER-L
MIC
VC
TREL
TONE
L
(TRE,
MID,
BASS)
MID1L
MID2L
BASS1L
BASS2L
MID2L
BASS1L
BASS2L
RECBL
+
+
+
TONEOUTL
BB1L
OUTL
AGCOUTL
BB2L
VOLINL
ELECTRICAL
VOLUME
REFIN
REFOUT
VCC
GND
1
2
3
2
3
4
5
6
5
6
10
11
12
13
14
11
12
13
14
7
8
8
9
15
17
21 22
24
19
20
23
18
16
28
26
25
27
42
41
40
41
40
39
38
37
38
37
35
34
33
32
31
34
33
32
31
36
30
29
54
55
52
53
56
43
44
45
46
47
48
49
50
51
5
1
2
3
REG
4
VOLTAGE
CONTROL
COMP
VIN
VOUT
CONT
GND
NOISE
HCD-GZR77D
67
IC182 SN74LV4053APWR (MAIN Board (2/3))
IC720 BU9253FS-E2 (MIC Board)
IC921 SI-8001FFEK (MAIN Board (3/3))
IC931 SI-8008TFEK (MAIN Board (3/3))
IC951 SI-8001FFEK (MAIN Board (3/3))
IC931 SI-8008TFEK (MAIN Board (3/3))
IC951 SI-8001FFEK (MAIN Board (3/3))
16
15 14
13
12
11
10
9
1
2
3
4
5
6
7
8
C
B
A
1Y0
1Y1
1-COM
2-COM
VCC
GND
GND
INH
3Y0
3-COM
3Y1
2Y0
2Y1
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
LOGIC LEVEL
CONVER
TER
VIN
1
VOUT
2
SS
5
ADJ
4
LATCH
&
DRIVER
ERROR AMP
COMPARATOR
OSCILLATOR
RESET
OVERCURRENT
PROTECTION
THERMAL
PROTECTION
REFERENCE
VOLTAGE
GND
3
ON/OFF
SOFT
START
PREG
+
+
–
–
16
OSC
CR
15
MUTE
14
VCC
13
AD IN
12
AD OUT
11
LPF OUT
10
LPF IN
9
MIX IN
1
GND
2
ECHO VOL
3
BIAS
4
DA IN
5
DA OUT
6
LPF IN
7
LPF OUT
8
MIX OUT
SRAM
COUNTER
MIX
A/D
D/A
HCD-GZR77D
68
IC1500 TC74LVX4051FT (VIDEO Board)
IC1501 MM1758AFBE (VIDEO Board)
1
D4
2
D6
3
COM
4
D7
5
D5
6
INH
7
VEE
8
GND
9
SEL
C
10
SEL
B
11
SEL
A
12
D3
13
D0
14
D1
15
D2
16
VCC
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
LOGIC LEVEL
CONVER
TER
1
2
3
4
28 VCC2
23 CVBS OUT
25 S1
15N
BIAS
12
15N
BIAS
CLAMP
6dB
6dB
6
7
8
CLAMP
BIAS
6dB
9
10
11
13
5
+
6dB
–6dB
6dB
27 S-DC OUT
24 S2
LOW-PASS
FILTER
21 Y OUT
22 GND2
6.75MHz
75
DRIVER
LOW-PASS
FILTER
6.75MHz
75
DRIVER
20 CY OUT
75
DRIVER
S-DC OUT
S1/S2
26 C OUT
LOW-PASS
FILTER
6.75MHz
75
DRIVER
CLAMP
150kW
BIAS
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
18 CB OUT
19 GND2
17 GND2
15 GND2
75
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
14
150k
BIAS
16 CR OUT
75
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
6dB
6dB
VCC1
C IN
MUTE1
CVBS IN
CB IN
Y IN
GND1
BIAS
I/P
CY IN
CLP
MUTE2
YC MIX
CR IN
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