Sony DAV-S300 / HCD-S300 Service Manual ▷ View online
HCD-S300
25
25
– I/O, TUNER SECTION –
3
2
7
5
1
4
10
A
9
B
6
INH
14
11
13
15
5
4
3
2
IC700
INPUT SELECTOR
SIGNAL PROCESS/
VIDEO SECTION
(Page 23)
1
IC603
OUT
AM
ANTENA
FM
ANTENA
Q1
FM RF AMP
Q2
FM MIXER
Q3
FM OSC
CFT1
AM IF
L.P.F
R71-72,C72
Q4
FM IF
Q600-602
FM POWER SW
Q700,703-704
BUFFER
Q701-702
DC OFFSET
AM IN
+5V
BUFFER
VIDEOY
VIDEOV
VIDEOC
VS
D
AUDIO MAIN
SECTION
(Page 24)
F
09
VIDEO IN(VIDEO1)
J700(1/3)
VIDEO IN(VIDEO2)
AUDIO IN(VIDEO1)
J601(1/2)
R
AUDIO IN(VIDEO2)
OPTICAL(DIGITAL IN)
14
5
11
12
IC702
OUTPUT SELECTOR
IC602
INPUT SELECTOR
12 FM IN
XIN
11
19
XOUT
20
IC2
AM/FM TUNING OSC
(PLL SYNTHESIZER)
(PLL SYNTHESIZER)
3
15
1
IC701
BUFFER
8
6
9
7
Q605
MUTE
Q603-604
MUTE
16
3
1
2
L
R
L
VIDEO(MONITOR OUT)
J700(2/3)
J700(3/3)
DVD OUTPUT
WOOFER OUT
J601
VIDEO OUT(VIDEO1)
J600(2/2)
R
L
AUDIO OUT(VIDEO1)
12
13
4
10
11
4
2
3
1
7
X1
75kHz
PD OUT
16
LPIN
17
LPOUT
10
IF-IN
MUTE
18
7
ST
8
MONO
6
BAND
5
CE
1
DI
2
CK
3
DO
4
AM IN
AUMUTE
L
R
SW/RDS1
VM
RDS2
1
FM IN
XIN
27
30
XOUT
29
IC1
AM/FM,RF AMP
DETECTOR
PD OUT
13
MONO
15
ST
7
AM DET OUT
24
BAND
MPX IN
22
14
AM MIX
4
AM IF
2
L OUT 21
R OUT 20
R IN 18
T6
MPX FILTER
L IN 19
R OUT 16
L OUT 17
TUNED
6
VSEL2
VSEL1
ASEK1
ASEL2
D.IN
R.IN
L.IN
TUNED
TUNSTM
CE
DI
CK
DO
HCD-S300
26
26
– AMP SECTION –
– DISPLAY SECTION –
13
10
11
17
21
26
23
24
IC361
POWER AMP
RY361
OUTPUT1(+)
OUTPUT2(+)
OUTM1(-)
OUTM2(-)
L
SL
AMP-MUTE
SLEEP/SW-MODE
IN1
IN2
MUTE
SLEEP
FRONT-L
REAR-L
6
3
IC402
DET AMP
13
10
11
17
21
26
23
24
IC331
POWER AMP
RY331
OUTPUT1(+)
OUTPUT2(+)
OUTM1(-)
OUTM2(-)
C
SW
IN1
IN2
MUTE
SLEEP
C
SW
Q403
RELAY ON/OFF
RLY
FAULT/BTCE1
13
10
11
17
21
26
23
24
IC301
POWER AMP
RY301
OUTPUT1(+)
OUTPUT2(+)
OUTM1(-)
OUTM2(-)
R
SR
IN1
IN2
MUTE
SLEEP
FRONT-R
REAR-R
Q405
RELAY SW
PROTECT/BTCE2
Q404
SLEEP ON/OFF
IC401-403,D164,104,134,204,264
OVER LOAD PROTECTOR
Q401-402,403
SLEEP
ON/OFF
AUDIO MAIN
SECTION
(Page 24)
H
09
KEY2
KEY1
62
61
63
64
LCD
DRIVER
IC100
FLINH
STBY-LED
SIRCS
FLDATA
FLCLK
FLCE
Q400-402
LED DRIVER
DIM1/PA1
DIM2/PA2
NOT USE
D100-102
Q100-102
LED DRIVER
3
RM
IC101
REMOTE
CONTROL RECEIVER
AUDIO MAIN
SECTION
(Page 24)
G
09
1
48
52
55
SI-48
LCD100
FRONT
PANEL
DISPLAY
(LCD)
PANEL
DISPLAY
(LCD)
COM 0-3
MATRIX
SW
EN-A/P A3
EN-B/P A4
S500
ENTER SW
D400
POWER,
STANDBY
HCD-S300
27
27
– POWER SECTION –
AC LINE
F901
3.15A/125V
L901
T901
POWER TRANSFORMER
D901
MAIN RECTIFIER
IC901
OVER CURRENT
CN 901
LIVE
NATURAL
09
LINE
FILTER
VCC
FB/OCP
Q903,D921-922
REGULATOR
PC901
STARTOR
D907
RECTIFIER
4
2
1
D908
RECTIFIER
D906
RECTIFIER
1
3
2
3
1
2
IC905
REG+5V
D909
D914
4
1
2
IC906
REG+5V
4
1
2
IC907
REG+5V
5
1
2
IC908
REG+3.3V
Q910
SWITCH
Q904
SWITCH
Q902
POWER SWITCH
Q911
SWITCH
DVD. POWER
+14.5V
EVER+5.6V
A+10V
MUTE+5V
M+12V(DVD ON)
+12V(DVD ON)
A-10V
+3.3V(DVD ON:H)
POWER
D+5V
+5V(DVD ON)
D910
3
2
1
IC903
REG+5V
Q906
SWITCH
Q905
POWER SWITCH
3
2
1
IC904
REG+10V
Q912
SWITCH
Q913-914
FLIP-FLOP
Q915
SWITCH
Q909
SWITCH
Q907
POWER SWITCH
D915
D913
D911
D913
D916
AUDIO MAIN
SECTION
SECTION
(Page 24)
I
IC902
REG+13V
HCD-S300
28
28
6-3. PRINTED WIRING BOARD – TK SECTION –
• See page 19 for Circuit Boards Location.
(Page 30)
(Page 30)
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