Sony HCD-GN999D / MHC-GN999D / MHC-GN999DS Service Manual ▷ View online
29
29
HCD-GN999D
HCD-GN999D
7-3. BLOCK DIAGRAM – TAPE/TUNER SECTION –
E
MAIN
SECTION
(Page
30
)
D
MAIN
SECTION
(Page
30
)
C
MAIN
SECTION
(Page 30)
ST-L
REC-OUT-L
TAPE
MECHANISM
DECK
75
A TRIG
DRIVE
Q122, 123
: PLAYBACK (DECK B)
: PLAYBACK (DECK A)
R-CH
FM/AM TUNER UNIT
CN101
ANTENNA
ST-L
FM ANT
AM ANT
AM ANT
ST-R
TUNED
MC-DIN
MC-DOUT
ST-CLK
ST-CE
FM 75
COAXIAL
CAP M+
BTRGM+
ATRGM+
AHALF
BHALF
B SHUT
A SHUT
A SHUT
REC(FWD)
CAPM-CNT
B-TRIG
A-TRIG
TC-RELAY
A-HALF
B-HALF
B SHUT
A SHUT
A SHUT
AM
EQ OUT1
A
B
TUNED
MC-DIN
MC-DOUT
ST-CLK
ST-CE
ST-CE
76
78
79
80
15
26
DI1
66 IO-EXP-DATA-OUT
2
RESET
68 IO-EXP-RST
3
CLK
69 IO-EXP-CLK
4
LATCH
5
TC-MUTE
70 IO-EXP-LAT
17
90
89
91
63
21
REC-MUTE
7
REC BIAS
20
17
19
18
40
38
36
37
39
PB OUT1
TAI1
REC IN1
AIN1
BIN1
IC101(1/2)
DECK A/B SELECT,
PB/REC EQUALIZER AMP
IC401(3/6)
SYSTEM CONTROL
(CD/TAPE MECHANISM CONTROL)
IC403(1/2)
SIGNAL IN/OUT CONTROL
REC-OUT1
EQ
TC-PB-L
TEST
CONNECTOR
CN111
R-CH
R-CH
R
L
1
3
MUTING
Q103
TC MUTING
CONTROL
Q303, 304
PB
HEAD
DECK-A
DECK-B
BIAS OSC
Q101
BIAS
TRAP
SWITCH DRIVE
Q107, 108
SWITCH DRIVE
Q110, 111
R-CH
R-CH
Q166
Q154, 155
Q109
L – CH
R – CH
R-CH
C174, L104
BIAS+9V
REC/PB
HEAD
ERASE
HEAD
Q113,114
T101
L – CH
R – CH
R-CH
MUTING
Q175
TC REC
MUTING
CONTROL
Q301, 302
: TUNER (FM/AM)
: RECORD
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
B TRIG
DRIVE
Q118, 119
CAP MOTOR
DRIVE
Q120, 121
30
30
HCD-GN999D
HCD-GN999D
7-4. BLOCK DIAGRAM – MAIN SECTION –
AMP
SECTION
(Page 31)
(Page 31)
F
TAPE/TUNER
SECTION
(Page 29)
D
MCU
INTERFACE
SURROUND
INPUT
SELECT
SWITCH
COMMAND
+
+
+
+
RV1402
IC1401
MIC AMP
IC2000(1/2)
MIC AC/DC
CONVERTER
IC2000(2/2)
MUSIC L+R AC/DC
CONVERTER
IC2002
LIMIT VOICE
COMPARATOR
IC2001
DETECT
COMPARATOR
IC101(2/2)
INPUT SELECT SWITCH,
GRAPHIC EQUALIZER CONTROL,
ELECTRICAL VOLUME
IC401(4/6)
SYSTEM CONTROL
DATA
VRSW
CLK
REC-OUT-L
J1400(1/3)
J1450(2/3)
59
34
35
2
5
J1402(2/2)
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
+
R-CH
R-CH
FRONT-L
R-CH
L
R
AUDIO
VIDEO
INPUT
INPUT
J501
R-CH
L
R
TV/SAT IN
MIC 1
ECHO
LEVEL
RV1400
MIC 1
LEVEL
RV1401
MIC 2
LEVEL
14
7
23
24
28
30
31
MIC
3
57
4
4
3
5
MIC OUT
IC1400
DIGTAL ECHO
MC1P
MC2P
VACS IN
88
DVD-A-MUTE
MIC DETECT
34
23
J1450(1/3)
J1400(2/3)
J1450(3/3)
J1400(3/3)
MIC 2
15
16
+
+
+
PRE
LPF
POST
LPF
ADPCM
ENCODE
ADPCM
DECODE
ADC
DAC
S/H
DELAY
25
29
23
5
6
7
DA OUT
POOUT
AD IN
ALC
ALC
MIC VOL
ECHO
VOL
MIC
VOL
VOL
VOLUME
CONTROL
VOL1
VOL2
VOL3
21
MCO
M61537-CLK
84
M61537-DATA
83
3
7
CENTER
FRONT-R
SUBWOOFER
SURROUND-L
SURROUND-R
37
TONE
L + R
53
J506
D-LIGHT
SYNC OUT
L+R
D+4V
2
3
1
RF
SECTION
(Page 27)
(Page 27)
B
SCORE
XVOICE
14
13
12
FL
IC205
SELECTOR
MUTING
Q235
MUTING
Q236
MUTING
Q285
MUTING
Q238
MUTING
Q237
DVD/CD MUTING
CONTROL
Q307,308
R-CH
RF
SECTION
(Page 27)
(Page 27)
A
(Page 29)
E
TAPE/TUNER SECTION
ST-L
SL
SW
C
LT
RT
SR
FR
1
29
C
(Page 29)
TAPE/TUNER SECTION
TC-PB-L
TONE-L
: TUNER (FM/AM)
: TAPE PLAY
: RECORD
: MIC
: AUDIO
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
31
31
HCD-GN999D
HCD-GN999D
7-5. BLOCK DIAGRAM – AMP SECTION –
31
36
30
23
27
18
21
29
22
4
11
6
9
38
31
36
30
23
27
18
19
29
22
21
4
6
9
14
11
38
48
48
4
4
14
6
5
4
6
14
5
4
14
6
5
72
85
86
19
43
39
78
77
76
79
65
LPF
LPF
LPF
LPF
LPF
L
R
9
22
12
10
24
14
37
31
36
30
23
27
18
19
29
22
21
4
6
9
11
38
48
28
30
25
27
28
30
25
27
6
14
5
28
30
25
27
25
27
28
30
1
7
2
6
3
5
2
4
5
7
3
1
F
MAIN
SECTION
(Page 30)
PHONES
6
6
14
14
5
28
30
25
27
4
LPF
LPF
LPF
5
28
30
25
27
4
: DIGITAL
(+)
(–)
IC500
STREAM PROCESSOR
R
L
FRONT
SPEAKER
(+)
(–)
IC401 (5/6)
SYSTEM CONTROL
(+)
(–)
(+)
(–)
(+)
(–)
IC600
STREAM PROCESSOR
DC DETECT
Q865, 866
IC650
POWER DRIVER
IC530
POWER DRIVER
IC550
POWER DRIVER
SUB
WOOFER
SURROUND
SPEAKER
(+)
(–)
CENTER
SPEAKER
TM1500
IC403 (2/2)
SIGNAL IN/OUT CONTROL
Q580,582,
Q584,585
Q584,585
UNREG
+12V
IC700
STREAM PROCESSOR
IC12
A/D CONVERTER
IC11
A/D CONVERTER
IC630
POWER DRIVER
IC03
CLOCK GENERATOR
DC DETECT
Q855, 856
DC DETECT
Q850, 851
HP MUTE
Q1400,1401
HP MUTE
Q1450,1451
MUTE SWITCH
Q486
IC730
POWER DRIVER
DC DETECT
Q875, 876
DC DETECT
Q870, 871
DC DETECT
Q860, 861
IC750
POWER DRIVER
IC13
A/D CONVERTER
SURROUND-L
SURROUND-R
DATA
XFSIIN
BCK
SCLATCH
INIT
NSPMUTE
SOFTMUTE
SOFTMUTE
SCDT
LRCK
SCSHIFT
SCLATCH 1
INIT
NSPMUTE
SCDT
SCSHIFT
OUTR2
OUTL1
OUTR1
OUTL2
FS0I
FEED BACK
SWITCH
Q101
FEED BACK
SWITCH
Q151
DATA
XFSIIN
BCK
SCLATCH
INIT
NSPMUTE
SOFTMUTE
SOFTMUTE
SCDT
LRCK
SCSHIFT
OUTR2
OUTR1
OUTR2
OUTR2
OUTR1
FS0I
XFS0IN
XFS0IN
SD
SD
PWM-B
PWM-A
RESET
OUTB
OUTA
SD
PWM-A
PWM-B
RESET
OUTA
OUTB
SD
PWM-B
PWM-A
RESET
OUTB
OUTA
SM-SD
HP-DET
HP-MUTE
DOUT_1
FR
FR
FL
FL
XFSIIN
BCK1
LRCK1
LRCK1
SCLATCH1
SCLATCH2
SCDT
SCSHIFT
SCLATCH2
INIT
NSPMUTE
SCDT
SCSHIFT
DOUT_2
XFSIIN
BCK1
LRCK1
LRCK1
HPOUTL2
HPOUTR2
PROTECT DETECT
Q840
IC800
OSC
X800
49.152MHz
SM-DATA
SM-CLK
SM-LATCH-1
SM-LATCH-2
SM RESET
LPF
INIT
SOFTMUTE
NSPMUTE
SM-NSP-MUTING
ADC-RESET
SM-INIT
SM-SOFT-MUTING
FAN CTRL
FAN DRIVE
M891
DC FAN
XFS0OUT
FSOCKO
DATA
XFSIIN
BCK
SCLATCH
INIT
NSPMUTE
SOFTMUTE
SOFTMUTE
SCDT
LRCK
SCSHIFT
OUTR2
OUTR1
OUTR2
OUTR1
FS0I
XFS0IN
SOFTMUTE
SCLATCH2
INIT
NSPMUTE
SCDT
SCSHIFT
DOUT_3
XFSIIN
BCK1
LRCK1
LRCK1
SOFTMUTE
SOFTMUTE
SW
SW
C
C
12
DOUT
DOUT_2
LRCK
BCK
10
LRCK
11
BCK
7
PDWN
12
1
2
1
2
DOUT
DOUT_1
LRCK
BCK
LIN
RIN
LIN
RIN
LIN
RIN
10
LRCK
SCKI
FRONT-L
CENTER
FRONT-R
11
BCK
7
PDWN
15
SCKI
15
SCKI
15
XFSIIN
PWM-B
PWM-A
RESET
OUTB
OUTA
IC802
IC880
X001
12.288MHz
J1401
PWM-B
PWM-A
RESET
OUTB
OUTA
SD
LPF
LPF
LPF
PWM-B
PWM-A
RESET
OUTB
OUTA
SD
12
DOUT
DOUT_3
LRCK
BCK
10
LRCK
11
BCK
7
PDWN
SUBWOOFER
1
2
: AUDIO
• Signal Path
-13
MAIN ON/OFF
DELAY
Q156, 157
G
DISPLAY/POWER
SECTION
(Page 32)
Ver. 1.2
32
32
HCD-GN999D
HCD-GN999D
7-6. BLOCK DIAGRAM – DISPLAY/POWER SECTION –
IC402
LEVEL
DETECT
IC1101
VOLTAGE
DETECT
IC1804
DVD SW +5V
REG
IC1803
DVD SW +3.3V
REG
IC1802
DVD SW +9V
REG
IC1102
+12V REG
IC552
+9V REG
IC01
+5V REG
IC562
+4V REG
T1100
MAIN POWER
TRANSFORMER
D1103
D1114
D1119
D1112
D1100
SW1100
120V
220-240V
VOLTAGE
SELECTOR
SMASTER G+12V
M+9V
LED+9V
AUDIO A+9V
BIAS A+9V
ST A+9V
IC551
+9V REG
IC1100
POWER
SWITCHING
CONVERTER
AC IN
PHOTO
COUPLER
+8V REG
Q1205, 1206
AU+5V REG
Q131
LED DRIVE
Q1309
SUB WOOFER
ON/OFF
+4V REG
Q1203, 1204
6
7
1
2
4
3 FB
VCC
C
VIN
Q1102
D1101
C1112
PC1100
PHOTO
COUPLER
PC1101
PHOTO
COUPLER
PC1102
IC1201
VOLTAGE
DETECT
T1200
SUB POWER
TRANSFORMER
D1212
D1213
D1211
D1207
D1204
D1118
+44V
IC1200
PRIMARY
SWITCHING,
MAIN
CONVERTER
PHOTO
COUPLER
MAIN ON/OFF
SWITCH
Q1100, 1101
MTK POWER
CONTROL
Q1970,1971
5
4
2
1 Z/C
F/B
VCC
D
Q1200
PC1200
AU+5V
A+5V
IC02
+3.3V REG
POWER CONTROL
Q132,133
IC810
+1.8V REG
+1.8V
EVER +4V
FL+4V
D+4V
D+3.3V(1)
D506
D+3.3V(2)
D394
D395
D594
SW+5V
SW+3.3V
EVER +3.3V
D393
D396
94,95,97
LED DRIVE
Q1305-1307
D1310-1312
D1307-1309
LED+9V
Q1304
Q1308
Q1303
Q1310
D1304
AD-KEY-1
|
AD-KEY-3
LED-ILLUMINATION-1
|
LED-ILLUMINATION-3
S1302,1306-1328,1331
74
POWER-KEY
73
DISPLAY-KEY
S1301
S1300
DISPLAY
56 STBY-LED
D1313
EVER +4V
61
53 LED-ILLUMINATION-CTRL
SW-LED
4 SIRCS
X402
5MHz
15 X-IN
13 X-OUT
X401
32.768kHz
10 XC-IN
11 XC-OUT
35
MTK-POWER
100
MAIN ON/OFF
IC401 (6/6)
SYSTEM CONTROL
12
RESET
20
AC-CUT
RESET
SWITCH
Q213
IC1301
REMOTE CONTROL
RECEIVER
54 VOL-A
55 VOL-B
ROTARY
ENCODER
S1305
MASTER
VOLUME
VOLUME
1
2
T1300
DC/DC
CONVERTER
RECT
D1300-1303
OSC
Q1300
LED +9V
FL1300
FLUORESCENT
INDICATOR TUBE
DR17-35
DR5-14
2-6,18
50-52
16–38
7-13,15-17
DR0-4,15
1G,
12G-16G
12G-16G
2G-11G
P1 – 20
F1
F2
40
IC1300
FL DRIVER
BUFFER
Q1311-1316
VFDP
49
SI
48
SCK
52
RSTb
57
FL-DRIVER-DATA
58
FL-DRIVER-CLK
59
FL-DRIVER-RESET
51
CSb
60
FL-DRIVER-CS
D1102
C1113
SW9V
EXCEPT MX,TH
MX
EXCEPT TH
TH
G
AMP
SECTION
(Page 31)
-13
Ver. 1.2
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