Sony HCD-EC79 - Schematic Diagram - AUDIO IN;OUT, KEY, POWER SUPPLY Section

HCD-EC69/EC79/EC99
HCD-EC69/EC79/EC99
3737
6-17. SCHEMATIC DIAGRAM - AUDIO IN/OUT, KEY, POWER SUPPLY Section -
CN609
G
MAIN
(1/2)
BOARD
CN605
(2/2)
N
MAIN
BOARD
(1/2)
BOARD
CN604
MAIN
P
(1/2)
BOARD
CN654
MAIN
Q
PAN EL
BOARD
A
CN303
B
MAIN
BOARD
CN654
(1/2)
C
MAIN
BOARD
CN604
(1/2)
16.2
9
1
2
3
3P
W610
IN
GND
OUT
IO
G
IC601
KIA7809API-U/PF
0.1
C698
REG BOARD
+9V REGULATOR
IC601
13
2
4
B
166911
D
15
H
1035 12
C
F
1
E
8
G
14
A
2 137
J491
C495
1000p
TP498
R492
22k
TP491
TP496
TP493
TP494
C496
1000p
TP492
TP495
J492
TP497
R491
22k
1
2
3
4
5
6
7
8
9
9P
CN496
GND
SP-RELAY
AMP-ON
HP-R
HP-L
HP-GND
AUDIO-R
A-GND
AUDIO-L
1PS226-115
D491
JACK BOARD
PHONES
PC IN
MC2838-T112-1
D003
MC2838-T112-1
D002
C001
0.1
MC2836
D001
1
2
3
4
5
6
7
8
9
10
10P
CN002 (EC99: AEP, RU, MX, AR)
RELAY ON/OFF
V STBY
AC DETECT
VH(AC)
VH(AC)
VL(AC)
GND
VL(AC)
VH(AC)
VH(AC)
RY001
PT005
MAIN POWER TRANSFORMER
3
11
12
13
14
1
5
10
2
4
6
PT004
MAIN POWER TRANSFORMER
3
11
12
13
14
1
5
10
2
4
6
1
2
3
4
5
6
7
8
8P
CN003
RELAY ON/OFF
V STBY
AC DETECT
VH(AC)
VL(AC)
GND
VL(AC)
VH(AC)
1
3
4
5
6
7
8
9
2
PT002
SUB POWER TRANSFORMER
1
3
4
5
6
7
8
9
2
PT003
SUB POWER TRANSFORMER
JW004
JW005
1
3
3P
CN001
LIVE
NEUTRAL
JW006
JW002
PT-SINGLE BOARD
(AC IN)


(EC69: AR/EC79: AR/EC99: AR)
(EC69: AR/EC79: AR/EC99: AR)
(EC69: AEP, RU/EC79: AEP/EC99: AEP, RU)
(EC69: MX/EC79: MX/EC99: MX)
(EC69: MX/EC79: MX/EC99: MX)
EC69: AEP, RU, MX, AR/EC79: AEP,
MX, AR/EC99: AEP, RU, MX, AR
(EC69: MX, AR/EC79: MX, AR/EC99: MX, AR)
(EC79: AEP, MX, AR/EC99: AEP, RU, MX, AR)
(EC69: AEP, RU, MX, AR)
 NOT REPLACEABLE
BUILT IN TRANSFORMEWR
TP403
TP402
TP401
1.5k
R405
1.2k
R404
R409
6.8k
R408
3.9k
R411
47k
R407
2.7k
R410
15k
R406
2.2k
1
2
3
3P
CN313
KEY1
KEY2
GND
SW321
CD
SW322
USB
SW323
+
SW324
TUNNING +
SW325
DSGX
SW326
DISC 1
SW327
DISC 2
SW328
DISC 3
SW329 SW311
KEY BOARD
MC2838-T112-1
D053
1
3
4
5
6
7
8
9
2
PT051
1
3
3P
CN051
LIVE
NEUTRAL
S051
MC2838-T112-1
D052
PT054
3
11
12
13
14
5
10
2
4
6
C051
0.1
PT055
3
11
12
13
14
1
5
10
2
1
4
6
MC2836
D051
RY052
1
2
3
4
5
6
7
8
8P
CN053
RELAY ON/OFF
V STBY
AC DETECT
VH(AC)
VL(AC)
GND
VL(AC)
VH(AC)
1
2
3
4
5
6
7
8
9
10
10P
CN052
RELAY ON/OFF
V STBY
AC DETECT
VH(AC)
VH(AC)
VL(AC)
GND
VL(AC)
VH(AC)
VH(AC)
JW009
JW006
PT-SWITCH BOARD
MAIN POWER
TRANSFORMER
MAIN POWER
TRANSFORMER
SUB POWER
TRANSFORMER
(EC69: E2, E51)
EC79: E2, E51/
EC99: E2, E51
NOT REPLACEABLE:
BUILT IN TRANSFORMER


-1
-2
(AC IN)
SELECTOR
VOLTAGE
220V
120V
230-240V
(EC99: E2, E51)
EC69: E2, E51/
EC79: E2, E51
I
J
K
EC69: E2, E51/EC79: E2, E51/
EC99: E2, E51
EC69: AEP, RU, MX, AR
/EC79: AEP, MX, AR
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Ver. 1.2