Sony HCD-GN1000D / MHC-GN1000D Service Manual ▷ View online
29
29
HCD-GN1000D
HCD-GN1000D
7-3. BLOCK DIAGRAM – TAPE/TUNER SECTION –
: TAPE PLAY (DECK B)
: TAPE PLAY (DECK A)
: TUNER
: RECORD (DECK B)
• Signal Path
ST-L
E
MAIN
SECTION
(Page 30)
REC-OUT-L
D
MAIN
SECTION
(Page 30)
TAPE
MECHANISM
BLOCK
32
A TRIG
DRIVE
R-CH
FM/AM TUNER UNIT
CN509
ANTENNA
ST-L
FM ANT
AM ANT
AM ANT
ST-R
TUNED
ST-DIN/MC-DOUT
ST-DOUT
ST-CLK
ST-CE
FM 75
COAXIAL
CAP M+
BTRGM+
ATRGM+
AHALF
BHALF
B PULSE
A PULSE
A PULSE
REC(FWD)
REC(REV)
CAPM-CONT
B-TRIG
A-TRIG
TC-RELAY
A-HALF
B-HALF
B-SHUT
A-SHUT
A-SHUT
REC BIAS
PB-A/B
ALC
REC-MUTE
TC-MUTE
AM
EQ OUT1
A
B
TUNED
ST-DOUT
ST-DIN
ST-CLK
ST-CE
ST-CE
34
28
27
26
24
21
52
55
56
54
71
90
89
91
47
53
48
B TRIG
DRIVE
49
CAP MOTOR
DRIVE
50
1
3
6
2
5
13
11
15
14
PB OUT1
TAI1
REC IN1
AIN1
BIN1
A/B
ALC ON/OFF
REC MUTE ON/OFF
MUTE ON/OFF
DECK A/B SELECT
PB/REC EQUALIZER AMP
IC301
Q340, 343
Q342, 345
Q341,344
SYSTEM CONTROL
(DVD/TAPE MECHANISM CONTROL)
IC401(3/6)
REC-OUT1
EQ
TC-PB-L
TEST
CONNECTOR
CN510
R-CH
R-CH
R
L
C
MAIN
SECTION
(Page 30)
MUTE
Q106
MUTE DRIVE
Q509, 510
PB
HEAD
DECK-A
DECK-B
BIAS OSC
Q370
BIAS
TRAP
SWITCH
DRIVE
Q377, 379
SWITCH
DRIVE
Q382, 383
R-CH
R-CH
Q325
Q321, 322
Q381
L – CH
R – CH
R-CH
BIAS+9V
REC/PB
HEAD
ERASE
HEAD
Q378,380
T301
L – CH
R – CH
• R-CH is omitted due to same as L-CH.
30
30
HCD-GN1000D
HCD-GN1000D
7-4. BLOCK DIAGRAM – MAIN SECTION –
J201
J1102(2/2)
C
D
E
R-CH
VOLUME
CONTROL
CPU
INTERFACE
INPUT
SELECT
SWITCH
SURROUND OR
DPL BUFFER
MID/
BASS &
TREBLE
TREBLE
R-CH
R-CH
COMMAND
TOUT1
LINK-L
OUT1
VOLIN1
+
Q101
R-CH
R-CH
SPEANA
D +4V
L+R
(SPEANA)
A +9V
LIN
RIN
DBFB F/B
F-R
F-L
CENTER
SL
SR
SW OUT
+
+
+
IC101
INPUT SELECT SWITCH,
GRAPHIC EQUALIZER CONTROL,
ELECTRICAL VOLUME
IC401(4/6)
SYSTEM CONTROL
TC-L
VIDEO-L
ST-L
SAOUT
DATA
CLK
BB-A1
BB-B1
SWOUT
REC-OUT-L
R-CH
TC-PB-L
TAPE/TUNER
SECTION
(Page 29)
TAPE/TUNER
SECTION
(Page 29)
ST-L
VOL IC DATA
VOL IC CLK
LINE MUTE
AUDIO IC DATA
AUDIO IC CLK
R-CH
LINE-MUTE
L
R
VIDEO
INPUT
AUDIO
INPUT
AUDIO
L
R
TV/SAT
AUDIO
IN
2
14
15
24
18
22
16
21
4
3
6
6
DVD1
SAT-L
5
19
17
8
MIC
RECB1
7
SUR-L
C
A
B
B
C
A
B
B
A+9V
81
82
DVD A MUTE
MIC DETECT
77
85
79
80
SW MUTE
75
ANALOG IN MUTE
46
AUDIO-OUT-SW
83
76
AMP
SECTION
(Page 31)
H
I
F
AMP
SECTION
(Page 31)
RF
SECTION
(Page 27)
TAPE/TUNER
SECTION
(Page 29)
G
DISPLAY/POWER
SECTION
(Page 32)
RF
SECTION
(Page 27)
MUTE
Q514, 564
MUTE
Q117
MUTE DRIVE
Q516, 517
MUTE
Q206
4V REG.
Q323
MUTE DRIVE
Q521, 522
AC DETECT
J
DISPLAY/POWER
SECTION
(Page 32)
MUTE DRIVE
Q511
MUTE DRIVE
Q519,512,515
MUTE DRIVE
Q505,506
MUTE
Q200,202-204,
250,252-254
MUTE DRIVE
Q507,508
R-CH
R-CH
J202
AUDIO OUT
L
R
J103
D-LIGHT
SYNC
OUT
R-CH
6
7
42
IC304 (2/2)
SPEANA IN
AMP
IC201
SURROUND
VOL CONTROL
DM_L
DM_R
MB_FL
MB_FR
FC
MB_SL
MB_SR
SW (LFE)
DATA
CLOCK
R-CH
R-CH
R-CH
R-CH
LPF
I/F
41
40
37
39
38
RF
SECTION
(Page 27)
A
34
2
32
13
12
6
5
10
9
15
24
14
+
11
4
31
25
30
29
8
7
7
23
28
27
26
22
3
17
18
MB_FL
MB_FR
FC
MB_SL
MB_SR
SW (LFE)
+
2
1
IC304 (1/2)
MUSIC L+R
AMP
3
1
5
7
IC2000
3
1
6
7
IC2002
3
2
2
6
1
5
7
IC2001
D2004
-2008
SCORE
XVOICE
IC1506
SELECTOR CCT
DM-L
EFFECTOR SELECT
18
EFFECTOR-FLANGER
SELECT
86
Y COM
3Y
0Y
3
4
1
X COM
3X
OX
B A
13
11
12
9 10
EFFECTOR S1
43
EFFECTOR S2
44
EFFECTOR S0
19
A
IC1505
MIXER L/R
7
13
5
3
IC1500
MIXER
1
3
DM-R
IC1501
DIGITAL DELAY
IC1503
MULTIPLEXER
9
12
11
10
2
3
Q1508
Q1506
Q1502
LPF2OUT
LPF1IN
LPF1OUT
LPF2IN
OP2OUT
OP2IN
CLOCK
A
B
COM
C
+
+
14
3
10 9
11
BUFFER
Q1509, 1510
RV1100
IC1101
MIC AMP
J1100(1/3)
J1101(2/3)
MIC 1
ECHO
LEVEL
RV1102
MIC 1
LEVEL
RV1101
MIC 2
LEVEL
MIC OUT
IC1100
DIGTAL
ECHO
MC1P
MC2P
J1101(1/3)
J1100(2/3)
J1101(3/3)
J1100(3/3)
MIC 2
15
16
+
+
+
PRE
LPF
POST
LPF
ADPCM
ENCODE
ADPCM
DECODE
ADC
DAC
S/H
DELAY
25
29
29
23
5
6
7
MCO
POOUT
AD IN
ALC
ALC
MIC VOL
ECHO
VOL
MIC
VOL
VOL
VOLUME
CONTROL
VOL1
VOL2
VOL3
2
7
B
: AUDIO
: DVD PLAY
: TAPE PLAY
: REC (DECK B)
: MIC
: TUNER
• Signal Path
• R-CH is omitted due to same as L-CH.
31
31
HCD-GN1000D
HCD-GN1000D
7-5. BLOCK DIAGRAM – AMP SECTION –
H
MAIN
SECTION
(Page 30)
MAIN
SECTION
(Page 30)
I
DISPLAY/POWER
SECTION
(Page 32)
K
IC702
POWER AMP
MUTING
Q604, 606, 610
F-R
DBFB F/B
F-L
SW OUT
60
67
STK-MUTE
PROTECTOR
STK MUTE
14
13
11
4
3
12
STK MUTE
FAN DET
FAN CONTROL
HI SPEED
OVER LOAD
DETECT
Q668, 618
+
+
+
+
MUTING
Q640, 641
MUTING
CONTROL
Q634,682
F-RELAY
HP-DET
HP-MUTE
HP-DETECT
72
HP-MUTE
58
FAN HI SPEED
66
84
FRONT-RELAY
42
FAN-CONTROL
OVER LOAD
DETECT
Q730, 770. 780
RELAY DRIVE
Q644, 647
H/P DET
F-RELAY
HP-MUTE
+
-
-
+
FRONT SPEAKER
SUB WOOFER
OUT
L
R
PHONES
J1103
RY646
IC401 (5/6)
SYSTEM CONTROLLER
TM600
M
FAN MOTOR
DRIVE
Q578-582,
585
DC FAN
M891
M
FAN MOTOR
DRIVE
Q587 - 589
DC FAN
M892
VL(AC)
TH629
THERMAL
DETECT
Q628, 630
SW MUTE
Q812
MUTE
Q810
+
51
SW-SPK RELAY
RY862
TM101
RELAY DRIVE
Q814, 815
6
4
OVER
LOAD
LOAD
DC DET
VP
OCP
CT
OUT
D624
D812
D550
2
1
Q648
18
11
10
10
9
14
8
-
HI SPEED
SWITCH
Q581
7
5
• SIGNAL PATH
IC600
POWER AMP
IC550
OVER CURRENT
PROTECTOR
IC800
POWER AMP
FAN CONTROL
SWITCH
Q578
SR
CENTER
SL
14
19
18
+
REAR
SPEAKER
CENTER
SPEAKER
+
+
+
65
CEMTER-RELAY
61
SURR-RELAY
RY760
RY761
L
R
LINEMUTE
RELAY DRIVE
Q762
RELAY DRIVE
Q763
8
21
11
MUTE
Q750
MUTE
Q700
MUTE
Q740
-
-
-
TM701
TM700
10
9
22
D764
D763
D765
: AUDIO
32
32
HCD-GN1000D
HCD-GN1000D
7-6. BLOCK DIAGRAM – DISPLAY/POWER SECTION –
X
MAIN
SECTION
(Page 30)
G
X
AMP
SECTION
(Page 31)
K
IC501
LEVEL
DETECT
FL901
FLUORESCENT
INDICATOR TUBE
9,10, 12 – 22,
24 – 41, 43 – 47
8 – 1, 100 – 96,
92-85
P1 – 36
G1 – 13
G17-24
64 – 66
93–95
BF4
1
IC904
BPF, RECT
67
68
16
2
15
69
71
48
80
ALL BAND
BF3
BF1
IN2
IN1
VKK
LED SELECTOR
G14-16
G14-16
G1-13,G17-24
13
17
74 VOLUME
ROTARY
ENCODER
S970
MASTER
VOLUME
VOLUME
SPEANA
P1 – 36
VF1
VF2
VF2
D905
-VG
(-32V)
X901
4MHz
83 XIN
82 XOUT
52– 59,
72,78,79
LED DRIVE
Q908-913,915,
918,919,921
D909, 915, 916, 920, 922,
924, 926, 929, 930,
1017, 1145, 1153
924, 926, 929, 930,
1017, 1145, 1153
D908, 910, 911, 913, 914,
917, 919, 921, 923, 925,
1020
917, 919, 921, 923, 925,
1020
LED+9V
Q905
Q907
Q904
Q906
D927
(R)
D928
(G)
KEY2
|
KEY0
S901 – 906, 914 - 925,
1166 - 1170
1166 - 1170
60
I2C DATA
61
I2C CLK
77
RESET
30 IIC-DATA
29 IIC-CLK
IIC-DATA
IIC-CLK
40 GC-RESET
74 POWER-KEY
73 DISPLAY-KEY
S927
S928
DISPLAY
41 STBY-LED
4 SIRCS
RESET
X402
5MHz
15 X-IN
13 X-OUT
X401
32.768kHz
10 XC-IN
11 XC-OUT
IC401 (6/6)
SYSTEM CONTROL
7
STBY-RELAY
12
RESET
20
AC-CUT
B+ SWITCH
Q504, 505
D660, 661
D505
D504
POWER
SWITCHING
LED DRIVE
Q903,917
RECT
D658
D658
RECT
D656
D656
+VL
VL(AC)
F1261
VL
VL
VH
VH
VP
VF
VF
GND
F1271
F1241
F1251
R1292
–VL
+VH
–VH
– 33V
REGULATOR
Q1264
POWER ON/OFF
RELAY DRIVE
Q1200
– VG
(-32V)
D1292
RECT
VF1
VF2
RY1200
AC IN
T1200
POWER
TRANSFORMER
RESET
SWITCH
Q501
IC903
REMOTE CONTROL
RECEIVER
TO FLUORESCENT
INDICATOR TUBE
FL901
EVER +4V
M+9V
D3.3V
IC902
DISPLAY CONTROL,
KEY CONTROL
BUFFER
Q901,902,914
70 BF2
14
R480
72 OPERATION DIAL
ROTARY
ENCODER
S1161
OPERATION
DIAL
1
2
NO.402
(FOR CHECK)
CN402
(3/3)
(FOR CHECK)
78
MTK-POWER
68
OVER VOLTAGE DET
REG. SWITCH
Q518, 503
REG. SWITCH
Q104
+5V REG.
Q103
RECT
D560
D560
M +9V
SW +9V
+9V REG
LED +9V
A +9V
ST +9V
MB +9V
+9V REG
+9V REG
VOLTAGE
CHECK
Q550
AU +5V
V +5V
AC3
AC4
AC4
AC3
F1281
AUDIO +9V
BIAS +9V
RECT
D561
D561
+SW3.3V
+3.3V REG
+B SWITCH
Q513,520
AU+5V
+SW5V
(ZIVA)
+5V REG
F1291
X
MAIN
SECTION
(Page 30)
J
AC CUT
DETECT
DETECT
D660, 661
UNREG
S1200
S1200
230 – 240V
|
220V
|
120V
VOLTAGE
SELECTOR
TH
EXCEPT TH
IC558
IC559
IC561
IC560
IC507
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