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Model
HCD-GX30 HCD-RG22 HCD-RG33 MHC-GX30 MHC-RG22
Pages
54
Size
4.6 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-gx30-hcd-rg22-hcd-rg33-mhc-gx30-mhc-rg22.pdf
Date

Sony HCD-GX30 / HCD-RG22 / HCD-RG33 / MHC-GX30 / MHC-RG22 Service Manual ▷ View online

31
31
HCD-GX30/RG22/RG33
5-12. Schematic Diagram – PANEL Section –
• See page 36 for IC Pin Function Description.
• See page 19 for Waveforms.
-23.8
0
0
0
0
5.1
0
0
0
5
5
5
5
0.3<4.9>
4.9<0.4>
5
4.3
0.2
No mark:FM
       <  >:CD(stop)
5
5
-23.8
-23.8
-23.8
-23.8
-23.8
-23.6
-23.6
-23.6
-23.6
-23.6
-14.9
-12.4
-12.5
-25
4.9
-20
-17.5
-22.5
-25.1
-25.4
-15
-22.5
-25.2
-22.5
-17.5
-15
-17.5
-17.5
-15
-17.5
-25.2
-25.2
-25.3
-20.2
0
0
0
0
0.2
4.9
0
0
0
4.6
4.8
4.8
4.8
4.9
-1.5
0
5.1
5
5.1
5.1
5.1
5.1
0.3
0.4
0.9
5.1
5.1
4.9
2.7
2.4
2.5
2.2
4.9
5
0
4.9
4.9
0
0
0
4.9
4.9
4.9
-23.8
5.1
4.8
0
5.1
5.1
4.9
3
2
FLD601
IC601
LC876662W-5Z15
JK691
CN601
CN602
100
KEY BOARD BOARD
PANEL BOARD
REM BOARD
VIDEO OUT
BOARD
GAME MIXING
GAME MIXING
+
/START
SEL2410G
TO
MAIN BOARD(4/4)
CN303
E
(Page 29)
PHONES
JK602
VIDEO
OUT
AUDIO
JK681
VIDEO
GAME
INPUT
TO
MAIN BOARD
(2/4)
CN603
C
(Page 27)
TO
CD BOARD
CN733
A
(Page 24)
SEL2110R
SEL2810D-C
SEL2810D-C
SEL2810D-C
SEL2810D-C
A/B
/BAND
IC601
SYSTEM CONTROL
IC602
RESET
RM601
REMOTE CONTROL
RECEIVER
OPEN/CLOSE
VOLUME
EX-CHANGE
NJL64H00A-1
BUFFER
10K
10K
4.7M
EXCEPT
AEP,UK
EXCEPT AEP,UK
D606
D605
D604
D603
D603-606
1SS133
D603 (CND,TH,AUS)
D604 (CND)
D605 (E2,E51,AR,MX)
D606 (CND,AEP,UK)
J
32
32
HCD-GX30/RG22/RG33
5-13. Printed Wiring Boards – POWER/TRANS Section –
• See page 19 for Circuit Boards Location.
IC901
IC501
SUB TRANS BOARD
TRANS BOARD
POWER BOARD
F
TO
MAIN BOARD
CN402
(Page 25)
D
TO
MAIN BOARD
CN403
(Page 25)
1-684-302-
21
(21)
1-684-301-
21
(21)
1-684-300-
21
(21)
AC
IN
F919
E
1
4
POWER
TRANSFORMER
(SUB)
POWER TRANSFORMER
(MAIN)
E
1
3
1
1
3
4
3
E
E
E
E
E
CND,AEP,UK,
TH,AR,AUS
JW2
JW4
E2,E51,EA,SP,TW,MX
CND,AEP,UK,
TH,AR,AUS
MX
AEP,UK,E2,
E51,EA,TW,
TH,AR
E2,E51,EA,
SP,TW,AUS
E2,E51,EA,SP,TW
JW912
JW913
MX
CND,E2,E51,EA,SP,TW
7
6
5
1
4
3
2
AUS
AEP,UK,TH,AR
VOLTAGE
SELECTOR
230-240V
220V
120V
S901
S901
JW6
JW5
CND,MX
E2,E51,EA,SP,TW
AEP,UK
E
E
E
SENSOR BOARD
1
21
(21)
GX30/RG33
AEP,UK
GX30/RG33
303
1
2
A
B
C
D
E
F
3
4
5
6
7
8
9
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
D501
B-8
D502
C-8
D541
B-9
D542
D-7
D543
D-7
D551
C-8
D901
B-4
D902
C-3
D903
C-3
D904
C-3
D905
C-3
D911
E-5
D912
E-5
D913
F-6
IC501
C-7
IC901
C-4
Q501
B-8
Q503
B-8
Q504
C-8
Q551
C-8
Q581
B-7
Q582
B-8
Q583
B-8
Q584
B-8
Q901
C-4
Q911
F-5
33
33
HCD-GX30/RG22/RG33
5-14. Schematic Diagram – POWER/TRANS Section –
-0.2
-0.2
37.7
0
0
36.5
37.1
0
0
0.6
37.7
0
-36
37.7
11.6
0
11.6
0
0
-0.2
-0.2
-34.7
-37.7
0
0
-25.6
-36
0.7
0.1
9
5.7
-26.1
No mark:FM
POWER BOARD
TRANS BOARD
SUB TRANS BOARD
22/50V(RG22)
22/100V(GX30/RG33)
(1/2)
STK402-070S
STK402-090S
(2/2)
STK402-070S
STK402-090S
IC501
POWER AMP
(1/2)
IC501
POWER AMP
IC901
+5.6V  REG
RELAY DRIVE
(2/2)
Q503,504
MUTE CONT
-30V GREG
MUTE
D3SBA20-4101
D5SBA20-4101
TO
MAIN BOARD (4/4)
CN403
D
(Page 29)
TO
MAIN BOARD (3/4)
CN402
F
(Page 28)
POWER
TRASFORMER
(SUB)
SENSOR
BOARD
FAN SW
C559
22/50V(RG22)
22/100V(GX30/RG33)
(RG22)
(GX30/RG33)
(RG22)
(RG22)
(GX30/RG33)
(GX30/RG33)
(RG22)
(GX30/RG33)
(RG22)
(GX30/RG33)
GX30/RG33
GX30/RG33
150k
Q582,583
OVER HEAT DETECT
OVER
LOAD DETECT
OVER
LOAD DETECT
AEP,UK
AEP,UK
C512
0.001
5
4
4
3
3
3
4
5
5
R558,560
0.22/2W
0.22/5W
(RG22)
(GX30/RG33)
0.22/2W
0.22/5W
F
AN ON
R508,510
C542,592
2200/50V
2200/63V
(GX30)
(RG22/RG33)
2
2
1
2
F914,920
6.3A/125V
T6.3AL/250V
(GX30)
(RG22:E2,E51,EA,SP,TW)
1
F919
5A/125V
T4AL/250V
(RG33:E2,E51)
T5AL/250V
POWER TRANSFORMER
(MAIN)
AEP,UK,TH,AR
CND,MX
AEP,UK,E2,
E51,EA,TW,
TH,AR
VOLTAGE
SELECTOR
230-240V
230-240V
220V
220V
120V
E2,E51,EA,SP,TW
E2,E51,EA,
SP,TW,AUS
E2,E51,EA,SP,TW,MX
E2,E51,EA,SP,TW
R918
3.3M
1/2W
GX30
AUS
JW913
MX
JW2
CND,AEP,UK,
TH,AR,AUS
CND,AEP,UK,
TH,AR,AUS
MX
CND,E2,E51,EA,SP,TW
34
34
HCD-GX30/RG22/RG33
IC731   LA9242M (CD BOARD)
IC751   LC78622NE (CD BOARD)
• IC Block Diagrams
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
64
VCC1
LDS
LDD
BHI
PHI
LF2
VR
REFI
VCC2
FSS
DRF
CE
DAT
CL
CLK
DEF
FD-
FA
FA-
FE
FE-
SL-
SL+
AGND
NC
SP
SPG
SP-
SPD
SLEQ
SLD
JP-
NC
TBC
FSC
DGND
SLI
SLC
RFS-
RFSM
CV+
CV-
SLOF
HFL
TES
TOFF
TGL
JP+
FIN2
FINI
E
F
TB
TE-
TE
TESI
SCI
TH
TA
TD-
TD
JP
TO
FD
62
61
60
59
55 54 53 52 51 50
49
48
47
46
45
44
43
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
42
58
57
56
RF DET
I / V
VCA
VCA
LSC
RF AMP
BAL
TE
T. SERVO & T. LOGIC
F. SERVO & F. LOGIC
SPINDLE SERVO
SLED SERVO
∝-COM
INTERFACE
APC
REF
+ -
+
-
+
-
+
-
+ -
+ -
+ -
- +
+ -
63
15
HFL
16
TES
17
T
OFF
20
JP-
19
JP+
58
RES
18
TGL
34
PCCL
24
RF GAIN
25
LP
26
D
.MUTE
27
LIMIT SW
28
SHUTER IN/OUT
29
EMPH/CONT6
48
EFLG
60
16M
61
4.2M
46
XVSS
52
FSX
45
XIN
44
XOUT
43
XVDD
39
R
VSS
41
R
VDD
42
MUTER/CONT8
40
RCHO
37
LCHO
35
MUTEL/CONT7
38
LVSS
36
LVDD
Servo
command
General-purpose
ports
Crystal oscillator system
Timing generation
L.P.F
1-bit DAC
54
RWC
56
COIN
57
CQCK
55
SQOUT
53
WRQ
63
CS
50
SFSY
47
SBSY
51
SBCK
49
PW
14
V/P
13
CLV-
12
CLV+
22
FSEQ
10
EFMIN
1
DEFI
Microprocessor
interface
Subcode
separation
QCRC
CLV digital
servo
Synchronization
detection
EFM demoduration
Slice level
control
8x oversampling
digital filters
Digital
attenuator
Digital
output
Bilingual
Interpolation
and muting
31 DOUT
30 C2F
C1 and C2 error detection
and correction
Flag processing
9
EFMO
VCO clock oscillator
Clock control
2k x 8-bit RAM
RAM address
generator
6
VVDD
4
VVSS
3
PDO
5
ISET
7
RF
21
PCK
2
TA
I
59
TST11
64
TEST1
11
TEST2
32
TEST3
33
TEST4
62
TEST5
23
VDD
8
VSS
IC101   LA1845 (MAIN BOARD)
IC781   MN1469XH (CD BOARD)
IC301   BD3873FS (MAIN BOARD)
LEVEL SHIFT
Vcc
1
2
3
4
5
6
7
9
8
20
19
18
17
16
15
14
11
10
21
22
23
24
25
27
26
SUBGND
CH4 OUT-B
CH4 OUT-A
CH4 IN-A
CH4 IN-B
BIAS-IN
Vcc
Vcc
CH3 IN-A
CH3 IN-B
CH3 OUT-B
CH3 OUT-A
OP IN -
OP IN +
OP OUT
MUTE
VREG-OUT
CH2 OUT-A
SUBGND
CH2 OUT-B
CH2 IN-A
CH2 IN-B
GND
CH1 OUT-A
CH1 OUT-B
CH1 IN-A
CH1 IN-B
-
+
TR-B
12
13
28
LEVEL SHIFT
-
+
-
+
-
+
-
+
-
+
-
+
Vcc
LEVEL SHIFT
LEVEL SHIFT
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
21
22
23
24
S-CURVE
AM/FM
IF
BUFF
COMP
TUNING
DRIVE
AM
OSC
AM
MIX
AM
PF.AMP
AGC
AM
IF
AM
DET
BUFF
LEVEL
DET
FM
IF
FM
DET
REG
GND
DEOODER
ANTI-BIRDIE
P-DET
ø
PILOT
CANCEL
STEREO
SW
VCO
304kHz
FF
38k
FF
19k
π
2
FF
19k
0
PILOT
DET
V
CC
ALC
AFC
AM-RF IN
AM-AGC
S.METER
AM DET-OUT
DECODER OUT
PLL-IN
DECODER IN
PILOT CANCEL
R-OUT
L-OUT
AM-OSC
OSC AM.SD
REG
AM IF-IN
GND
TUNED
STEREO
FM-DET
VCC
IF-REQ MUTE
AM/FM
VCO STOP
AM MIX-OUT
FM-IN
24
CAP
23
TNF1
22
TNF2
21
BNF2
20
BOUT2
19
BNF1
18
BOUT1
17
OUT1
16
OUT2
15
VCC
14
SI
13
SC
1
VIN1
2
VIN2
3
SEL2
4
SEL1
5
A1
6
A2
7
B1
8
B2
9
C1
10
C2
11
FIL
TER
12
GND
0dB-
-87dB
-
Vcc/2
Vcc/2
Surround
50k
50k
50k
50k
50k
50k
Vcc/2
Vcc/2
Vcc/2
Treble1
fc=8kHz
Treble2
fc=8kHz
Bass2
fo=80Hz
Bass1
fo=80Hz
Logic
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