Sony HCD-CQ1 Service Manual ▷ View online
21
21
HCD-CQ1
SECTION 6
DIAGRAMS
• Circuit Boards Location
BD board
REG board
POWER board
CONTROL board
JACK board
REMOCON board
LOADING board
PANEL board
For schematic diagrams.
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
2
: nonflammable resistor.
•
1
: fusible resistor.
•
C
: panel designation.
For printed wiring boards.
Note:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
f
: internal component.
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
•
A
: B+ Line.
•
B
: B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
no mark : FM
(
) : CD PLAY
<
> : CD STOP
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: TUNER
J
: CD
d
: LINE
• Abbreviation
CND : Canadian model.
MX
MX
: Mexican model.
TW
: Taiwan model.
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Conductor Side) pattern face are indicated.
Parts face side:
Pattern face side: Parts on the pattern face side seen from the
(Conductor Side) pattern face are indicated.
Parts face side:
Parts on the parts face side seen from the
(Component Side) parts face are indicated.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• Indication of transistor
B
These are omitted.
C
E
Q
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
6-1. Note for Printed Wiring Boards and Schematic Diagrams
· Waveforms
– BD Board –
– BD Board –
1
IC103
qg
(RFAC)
(CD play mode)
0.9
±
0.4Vp-p
200mV/DIV, 400ns/DIV
2
IC101
wh
(MDP)
(CD play mode)
2Vp-p
1V/DIV, 2
µ
s/DIV
7.6
µ
s
3
IC101
el
(FE)
(CD play mode)
0.4Vp-p
200mV/DIV, 200ms/DIV
4
IC101
ra
(TE)
(CD play mode)
0.3Vp-p
200mV/DIV, 200ms/DIV
5
IC101
rd
(RFDC)
(CD play mode)
0.8
±
0.4Vp-p
200mV/DIV, 400ns/DIV
6
IC101
yj
(XTAO)
3.5Vp-p
1V/DIV, 20ns/DIV
59.1ns
7
IC101
qd
(X-OA)
2.4Vp-p
1V/DIV, 10
µ
s/DIV
30.5
µ
s
8
IC101
od
(XO)
3.4Vp-p
1V/DIV, 40ns
167 ns
– CONTROL Board –
22
22
HCD-CQ1
6-2. Block Diagram – CD Section –
SQSO
SQCK
A/D
CONVERTER
6
7
8
9
16
18
11
10
12
2
1
51
49
48
43
24
41
40
39
64 15
28
29
30
31
32
33
23
24
22
6
7
4
5
17
18
16
15
A+3.3V
DETECTOR
A
B
C
D
RFAC
SUMMING
AMP
FOCUS
ERROR AMP
TRACKING
ERROR AMP
RFAC
FE
RF AMP,
FOCUS/TRACKING ERROR AMP
IC103
TE
E
F
F I-V AMP
E I-V AMP
AUTOMATIC
POWER
CONTROL
Q101
APC LD
AMP
LD
LD
PD
LASER DIODE
RFAC
ASYO
ASYI
ASYMMETRY
CORRECTION
CORRECTION
DIGITAL
PLL
DIGITAL SIGNAL PROCESSOR,
DIGITAL FILTER, D/A CONVERTER
IC101 (1/2)
DATA
XLAT
CLOK
14
5
6
MDP
26
7
8
XLON
3
XRST
DIGITAL
CLV
D/A
INTERFACE
SE
TE
FE
RFDC
FOCUS/TRACKING/SLED
SERVO DSP
FOCUS/TRACKING/SLED
PWM GENERATOR
SFDR
20
MUTE
SRDR
TFDR
TRDR
FFDR
FRDR
EMPH
WFCK
GFS
MIRR/DFCT/
FOK
DETECTOR
SERVO AUTO
SEQUENCER
SERVO
INTERFACE
CPU INTERFACE
18
63
62
61
19
19
SENS
20
34
46
47
4
45
SCOR
SQ DATA IN
SQ CLK
XLT
CD CLK
CD DATA
SENS
SCOR
1 2
7 6
SCLK
COUT
9 21
SSTP
27
FOK
22
23
23
MIRR
DFCT
TO SERVO INTERFACE
M101
(SPINDLE)
MOTOR
DRIVE
MOTOR
DRIVE
M
M
M102
(SLED)
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC102
2-AXIS
DEVICE
(TRACKING)
(FOCUS)
DIGITAL SERVO
PROCESSOR
IC101 (2/2)
OPTICAL PICK-UP
BLOCK
(KSS-213D/Q-RP)
SW
PD
11
12
13
14
54
56 53
55
FILTER
FILO
PCO
CLTV
FILI
EFM
DEMODULATOR
SERIAL
IN
INTERFACE
DIGITAL
FILTER,
NOISE SHAPER
PWM
&
INTEGRATOR
BUFFER
CLOCK
GENERATOR
TIMING
LOGIC
DIGITAL
OUT
INTERNAL BUS
16K
RAM
ERROR
CORRECTOR
SUBCODE
PROCESSOR
60
5
X-RST
AIN1
AIN2
AOUT1
AOUT2
TO MIRR/DFCT/
FOK DETECTOR
FOK DETECTOR
PCMD
BCK
LRCK
C2PO
C2PO
DOUT
70
77
LOUT1
LOUT2
R-CH
72
75
71
76
A
MAIN SECTION
EQ
IN
IN
15
3
4
EQ
AC
SUM
17
FEI
RFDC
AMP
28
RFDCO
29
RFDCI
19
TE BAL
COIL
DRIVE
COIL
DRIVE
28
27
23
BU PWM3
BU PWM2
BU PWM1
PWM1
PWM3
PWM2
PWM3
PWM2
PWM1
XLAT
CD CLOK
CD DATA
22 LD-ON
SYSTEM CONTROLLER
IC101 (1/2)
• signal path
: CD
• R-CH is omitted due to same as L-ch.
CD
L-CH
RFAC
VCA
When the optical
pick-up is inner
position
pick-up is inner
position
ON :
67
66
XTAO
XTAI
X101
16.9344MHz
A+3.3V
S101
(LIMIT)
D+3.3V
23
23
HCD-CQ1
6-3. Block Diagram – MAIN Section –
: TUNER
: CD
• Signal Path
: LINE
J701
PHONES
R CH
L
R
FUCTION
KEY
REMOTE
CONTROL
RECEIVER
IC501
S403-405
D401-404
(BACK RIGHT)
TUNER PACK
L-CH
R-CH
R-CH
ST DOUT
ST DIN
ST CLK
ST CE
TUNED
XIA
14
XOA
13
X101
32.768kHz
XI
92
XO
93
X102
6MHz
MUTE
Q601
10
EQIC DATA
9
SIRCS
FUCTION
KEY
S406-409
37
KEY2
89
DIMMER
3
1
P CONT
Q912
25
CD POWER
RESET
IC201
1
3
D901-904
RELAY
DRIVE
AC
IN
T902
POWER TRANSFORMER
(SUB)
Q901
RY901
36
KEY1
+9V
VOL CONT
IC301
10
L SELO
TUNER L2
13
CD L1
14
21
R SELO
5
LOUT
26
R OUT
STEREO
ST MUTE
POWER AMP
IC801
R CH
Q824
SEG0
SEG22
59
62
COM0
COM2
FLUORESCENT
DISPLAY
LCD401
S401,402,410
42
KEY INIT/INIT
EVER +3,3V
T901
POWER TRANSFORMER
OUT1
4
OUT2
2
M
FEED
5
VM
9
RIN
7
FIN
ST DIN
20
MTR CTRL1
69
BACK LIGT
CONT
Q211,212
17
STBY LED
D501
97
REC MUTE
46
AMP STBY
3
OUTA
+INA
8
1
OUTB
D911
1
MTR CTRL2
100
L-CH
R-CH
R-CH
IN SW
3
OUT SW
2
R-CH
PC/MD/TAPE IN
J702
+9V
LOADING
MOTOR UNIT
IN SW
OUT SW
MOTOR DRIVE
IC251
(LOADING)
M1
M+9V
SYSTEM CONTROLLER
IC101(2/2)
ST DOUT
19
ST CLK
21
ST CE
18
TUNED
57
STEREO
56
ST MUTE
55
LINE L3
12
11
EQIC CLK
12
EQICLAT
DI
1
CL
30
CE
2
99
LINE MUTE
MUTE CONT
Q603
MUTE CONT
Q602
R-CH
R-CH
MUTE
Q604
STANDBY
R CH
STBY
9
MUTE
6
R CH
PROTECT
Q822,823
Q822,823
RELAY
DRIVE
CN801
RY801
98
AMP MUTE
50
PROTECTOR
38
HP IN
63
67
71
73
88
.
.
FUCTION
KEY
41
INT0
53
MD0
52
MD1
51
MD2
29
SIO
31
FLASH OUT
CN104
EVER +3.3V
INT0
MD0
MD1
MD2
SDO
FLASH OUT
INT0
INT1
FOR
FLASH
µCOM
WRITER
95
BACK LIGHT
43
RM INIT
D106
+9V
D103
D101
D102
D104
+4V
+9V
REG
IC961
1
3
+9V
+9V
REG
IC913
1
3
M+9V
+4V
REG
IC914
1
3
+4V
+3.3V
REG
IC911
1
3
D+3.3V(SW)
+3.3V
SW
Q911
D912-915
VEL
VCC
POWER
AMP
IC901
+5.5V
REG
Q902
RESET
SWITCH
Q203
54
RESET
94
STBY RELAYT
RSTX
µ COM +B
EVER +3.3V
PC/MD/TAPE OUT
J703
A
CD SECTION
SPEAKER
+4V
REG
3
1
• R-CH is omitted due to same as L-ch.
24
24
HCD-CQ1
6-4. Printed Wiring Board – BD Section –
• See page 21 for Circuit Boards Location.
JW600
JW601
JW605
JW
606
JW
607
JW
608
JW610
JW620
JW622
JW609
JW611
JW614
JW639
JW
645
JW644
JW627
JW647
JW615
JW
616
JW
643
JW635
JW636
JW628
JW
631
JW
630
JW
602
JW
603
JW
604
JW634
JW641
JW629
JW
626
JW617
JW
640
JW637
JW
633
JW
632
JW
638
JW612
JW
613
JW
618
JW621
JW
623
JW
624
JW
625
JW
619
JW648
JW
646
C122
X101
CN102
S101
C163
C191
C198
C131
C117
C116
C192
C127
C162
C193
CN101
R151
R122
R103
C168
R131
R114
C123
R173
R162
R117
R197
R111
R172
C121
C103
C159
C172
R101
C143
R118
C133
R147
R108
FB103
R107
R144
C145
C140
R106
C124
R191
C109
C104
R183
R102
C194
C184
C112
R182
C111
R124
R181
R150
R194
IC103
C185
R159
R143
C167
C118
C182
C197
R193
C183
C125
C165
C130
R158
R171
R109
R196
FB101
RN101
C102
C108
R195
R148
C171
IC102
C150
R104
C181
C153
C101
R116
Q101
R123
C126
R120
JR101
C110
C196
R119
C114
R192
IC101
C146
1
20
21
61
60
80
40
41
BD BOARD
1-686-781-
12
(12)
A
CONTROL
BOARD
CN251
(Page 29)
M
M102
(SLED)
M
M101
(SPINDLE)
S101
(LIMIT)
ON : WHEN THE OPTICAL PICK-UP
IS INNER POSITION
IS INNER POSITION
28
22
21
15
1
7
8
14
OPTICAL
PICK-UP
BLOCK
(KSS-213D/Q-RP)
TP
(VC)
TP
(RFAC)
E
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