Sony ZS-H10CP / ZS-H20CP Service Manual ▷ View online
ZS-H10CP/H20CP
17
17
ZS-H10CP/H20CP
6-2. BLOCK DIAGRAM – TUNER Section –
R COUNT
2
24
4
7
20
21
FM
RF AMP
FM
MIX
FM
OSC
FM IF
AMP
IF
BUFFER
AF
BUFFER
AF
AMP
MPX
MUTE
STEREO/
MONO,
FM/AM
FM/AM
AM IF
AMP
FM
DET
AM
DET
DET
6
FM
RF-IN
RF-IN
22
AM
RF AMP
AM
MIX
AM
RF-IN
RF-IN
MIX-OUT
OSC
-OUT
CF2
FM/AM PLL
IC2
CF4
FM
RF-OUT
RF-OUT
10
QUAD
FM
IF-IN
IF-IN
12
15
11
L-OUT
MPX
-IN
-IN
R-OUT
13
AM
IF-IN
IF-IN
LPF1/BAND
AM OSC
FM OSC
FM/AM RF AMP, MIX, OSC,
FM/AM IF AMP, DET, MPX
IC1
FM FREQUENCY
COVERAGE
CT1, L1
FM TRACKING
CT3, L3
AM TRACKING
T1
AM IFT
LOW-PASS
FILTER
LOW-PASS
FILTER
• SIGNAL PATH
: FM
: AM
X1
75kHz
CT3
L1
FM RF
XOUT
XIN
AM IN
IF IN
ST
-IND
LP-OUT
LP-IN
FM IN
20
19
11
12
18
MW/L
W
6
CT1
D1
L4
AM OSC
L2
FM OSC
LEVEL
DET
ST
IND
14
LPF2/MO-ST
AM
OSC
BUFFER
BUFFER
SWALLOW
COUNTER
UNIVERSAL
COUNTER
CCB
INTERFACE
REFERENCE
DIVIDER
UNLOCK
DETECT
12 BIT
PROGRAMMABLE
DIVIDER
PHASE
DETECTOR/
CHARGE PUMP
SHIFT REGISTER & LATCH
1/2
MUTING
Q803
BAND
DI
CL
CE
DO
DET
-OUT
ANT1
FM TELESCOPIC
ANTENNA
PD
IF-OUT
ST
-IND
2
3
1
4
10
9
BAND
7
MO/ST
13
8
17
16
17
18
16
19
D2
VT B+
D3
(1/2)
D3
(2/2)
AM IF
• R-ch is omitted due to same as L-ch.
R DATA
R CLOCK
R CE
R-CH
C
R MUTING
RA-L
B
T2
FM IFT
FM IF
L3
AM FERRITE-ROD
ANTENNA
R DATA, R CLOCK, R CE,
R COUNT, R MUTING
AM FREQUENCY
COVERAGE
(Page 18)
(Page18)
ZS-H10CP/H20CP
18
18
ZS-H10CP/H20CP
6-3. BLOCK DIAGRAM – MAIN Section –
MUTING
Q102
POWER AMP
IC101
POWER AMP
IC201
WAKE UP
SWITCH
Q402
1 – 29
30 – 33
62 – 59
97 – 94,
89 – 67, 64, 63
O-TU-DATA
21
O-FM/AM-SHIFT
SEG01 – SEG29
COM01 – COM04
39 – 41
I-KEY0 – I-KEY2
S401 – 404,
S407 – 415
S420
SEG01 – SEG29
COM01 – COM04
2
I-WAKE-UP
42
O-AM-SHIFT
9
O-TU-CLK
20
O-VOL-DATA
33
O-VOL-CLK
34
O-TU-CE
19
I-TU-COUNT
22
O-TU-MUTU
R DATA
R DATA, R CLOCK, R CE,
R COUNT, R MUTING
R COUNT, R MUTING
R CLOCK
R CE
R COUNT
R MUTING
23
J301
AUDIO IN
S419
VOLUME
• SIGNAL PATH
: CD PLAY
: TUNER
: AUX IN
• R-ch is omitted due to same as L-ch.
3
CD-L
SELL
8
O-A-MUTE
3
SI
14
SC
13
O-TU-ON
POWER ON
MUTING
Q811
56
I-VM 47
O-LOAD 46
+6V
REGULATOR
Q953
DRY BATTERY
SIZE "D"
(IEC DESIGNATION R20)
6PCS. 9V
F901
RADIO 6V
D+3.3V (CD),
A+3.3V (CD)
D402 – 404
LCD BACK LIGHT
+1.8V (CD)
D803
D802
D303
J901
DC IN 9V
–
+
TUNER B+
SWITCH
Q804, 805
AMP B+
B+ 9V
B+ 6V
+3.3V
REGULATOR
Q954
CD POWER
ON/OFF
Q955, 956
+1.8V
REGULATOR
IC203
EEPROM
IC804
B+ 3.3V
+3.3V
REGULATOR
IC806
RESET SIGNAL
GENERATOR
IC803
LIN
2
RA-L
CD-L
RA-L
6
LI-L
R-CH
R-CH
10
VOLTAGE
DETECT
Q812
DUMMY LOAD
CONTROL
Q810
VOLTAGE
DETECT
Q813
SYSTEM CONTROLLER
IC801 (2/2)
O-CD-ON 55
I-REG 3.3V-CHK 36
POWER
ON/OFF
Q952
O-POWER 1
B+ SWITCH
Q950, 951
SHIFT CLOCK
Q806, 807
LCD401
LIQUID
CRYSTAL
DISPLAY
VT B+
+
I-REG 6.0V-CHK 38
I-REG 9.0V-CHK 37
EEPROM-SCL 25
EEPROM-SDA 24
I-RESET 54
(H10CP)
(H10CP)
(H20CP)
(H10CP)
(H10CP)
(H20CP)
D401
OPR/BATT
B
(Page 17
)
C
(Page 17)
A
(Page 16)
ELECTRICAL
VOLUME
SOUND
CONTROL
SP101
(L)
SP201
(R)
J302
BOL
20
BNFL
21
16
LCH
92
93
X801
4.19MHz
X1
X0
I-LID-OPEN
45
49, 50
I-ENCODER +,
I-ENCODER –
I-ENCODER –
CD LID OPEN
DETECT
ROTARY
ENCODER
JOG ACTIVE
SWITCH
Q808, 809
MEGA BASS
CONTROL
Q160
INPUT SELECT,
ELECTRICAL VOLUME
IC301
R-CH
R-CH
R-CH
(H10CP)
+
R-CH
+
i
ZS-H10CP/H20CP
19
19
ZS-H10CP/H20CP
•
A
: B+ Line.
•
H
: adjustment for repair.
•
Power voltage is dc 9V and fed with regulated dc power
supply from battery terminal.
supply from battery terminal.
•
Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– CD Board –
no mark :CD PLAY
– Other Boards –
no mark : FM
(
under no-signal (detuned) conditions.
– CD Board –
no mark :CD PLAY
– Other Boards –
no mark : FM
(
) : AM
[
] : CD PLAY
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Waveform are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveform.
•
Signal path.
F
: FM
f
: AM
J
: CD PLAY
E
: AUX IN
•
Note for Printed Wiring Boards and Schematic Diagrams
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. (p: pF)
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.
•
C
: panel designation.
Note on Printed Wiring Board:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
W
: indicates side identified with part number.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
•
Circuit Boards Location
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
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
BATTERY (2)
board
board
BATTERY (1)
board
board
DETECTION board
DC JACK board
CD Board
JOG board
KEY (LINE) board
JACK board
KEY (POWER) board
KEY (PLAY) board
TU board
POWER board
MAIN board
KEY (PRESET) board
LED board
(H10CP only)
(H10CP only)
KEY (TUNE) board
ZS-H10CP/H20CP
20
20
ZS-H10CP/H20CP
6-4. PRINTED WIRING BOARD – CD Board –
•
See page 19 for Circuit Boards Location.
: Uses unleaded solder.
R256
C257
R260
C206
C205
C322
R323
R322
R321
R324
C223
C321
C268
C267
R271
R203
C226
R201
C227
C110
C108
C102
C203
C204
C101
C274
C202
R207
C215
R202
C201
R423
R421
C424
C276
C210
Q321
C207
C266
C275
C323
C277
C406
R401
C401
C219
R276
C271
C272
C104
C105
C107
C109
C232
C220
X201
IC203
C403
R257
C258
C260
C261
R258
C304
C208
R101
R265
R266
R267
C264
C265
R278
C111
C214
R270
C221
C292
C291
R292
R291
IC201
C217
C218
C224
R451
R102
R103
R104
R105
R107
R108
R109
R110
R111
C451
IC402
C256
C251
C252
C254
C253
R254
R255
R252
R253
CN301
C213
C222
C405
R113
C404
R452
C112
R275
R277
C103
R112
C301
C303
C273
R268
C113
CN102
C230
R250
R280
M401
M402
S201
E
1-868-067-
12
(12)
CD BOARD
(COMPONENT SIDE)
1
3
5
4
1-868-067-
12
(12)
CD BOARD
(CONDUCTOR SIDE)
M
M
1
1
7
14
28
22
8
21
15
30
90
91
120
60
31
61
(SPINDLE)
(LIMIT)
(SLED)
H
MAIN
BOARD
CN802
TP
(RFACO)
TP
(VC)
OPTICAL PICK-UP BLOCK
(KSM-213CDP)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
(Page 24)
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