6-15. Schematic Diagram - Audio In/Out, Key, Power Supply Section - Sony HCD-EC69i Service Manual

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3 7 6 3 1 5 1 5 0

6-15. SCHEMATIC DIAGRAM - AUDIO IN/OUT, KEY, POWER SUPPLY Section -

1 2 3
REG BOARD
A
IC601
+9V REGULATOR
IC601
KIA7809API-U/PF
16.2 1 3 9
I O
G
W610
D 2
3P
C698
IN 1 0.1
B
MAIN
GND 2
BOARD
(2/2) OUT 3
CN609
(Page 31)
JACK BOARD
(EC79i/EC99i)
C CN496
9P
TP491
R492 R491
22k
AUDIO-L 9 22k
TP492
A-GND 8
B
TP493
AUDIO-R 7
TP494
HP-GND 6
MAIN
TP495
BOARD
HP-L 5
(1/2) TP496
CN605 HP-R 4
TP497
(Page
D
AMP-ON 3
TP498
30)
SP-RELAY 2
C496
GND 1
1000p
(EC69i)
CN497
7P
AUDIO-R 7
C
HP-GND 6
HP-L 5
E
MAIN
BOARD
HP-R 4
(1/2)
AMP-ON 3
CN606
(Page
SP-RELAY 2
30)
GND 1
F
T E
L 1 3 9 4 2 2 9 6 5 1 3
G
H
I
w w w
HCD-EC69i/EC79i/EC99i
4 5 6 7
KEY BOARD
(EC79i: UK, AUS/EC99i)
R408 R407 R406
3.9k 2.7k 2.2k
SW326 SW325 SW324
DSGX TUNING +
IP BOARD
(EC79i/EC99i)
D902, 906
(iPod INDICATOR)
J491
D906
PC IN
SML-E12UWT86R
D491
D902
1PS226-115
SML-E12UWT86R
11 PGND
10 VBUS5V
9 VBUS5V
A
J492 8 O-iPod-RXD
PHONES
C495
7 I-iPod-TXD
1000p
MAIN
6 I-iPod-DET
BOARD
(1/2)
5 DGND
CN653
4 L+
(Page 30)
3 L-
2 R+
1 R-
x a o
y
. i
http://www.xiaoyu163.com
8 9 10 11
R405 R404
1.5k 1.2k CN313
3P
E
TP401
1 KEY1
TP402
2 KEY2 PANEL
TP403
BOARD
3 GND
CN303
SW323 SW322 SW321 SW311
(Page 37)
iPod CD
+
CN902
30P
(iPod Dock)
C903
0.1
TP901
1 DGND
R905 R906 R908 R909
2 DGND
100k 100k 100k 100k TP902
3 TPA+
TP903
R920
4 USB D+
150
TP904
5 TPA-
TP905
6 USB D-
TP906
R917 R907 R910
150 75k 75k 7 TPB+
TP907
8 VBUS
TP908
9 TPB-
TP909
10 Acc ID
TP910
R912
11 PWR+
220k TP911
12 PWR+
TP912
13 Acc PWR
R911
TP913
330k
C907
14 Reserved
1000p
15 DGND
16 DGND
TP914
C908
R901 17 Reserved
1000p
100 TP915
18 RXD
TP916
19 TXD
R902 100
D901
20 Acc DET
RB521S-30-TE61
TP917
21 S-VIDEO-Y
TP918
C909 C904 R913 22 S-VIDEO-C
1000p 0.1 100 TP919
23 VIDEO-OUT
24 Remote Sense
Q Q
TP920
3 7 6
25 LINE-IN-L
TP921
R903
26 LINE-IN-R
100
TP922
27 LINE-OUT-L
TP923
28 LINE-OUT-R
R904 TP924
100 R914 29 A-GND
TP925
100
30 DGND
u 1 6 3
.
39 39
2 4
8 9 9
12 13 14 15
PT-SINGLE BOARD
(EC69i: AUS/EC79i: AUS/EC99i: AUS)
C001
0.1
PT003
SUB POWER TRANSFORMER
5
4 6
3 7
RY001
2 8
1 9
(EC69i: UK/EC79i: UK/EC99i: UK)
PT002
SUB POWER TRANSFORMER
5
4 6
3 7
2 8
1 9
(EC69i: US, CND/EC79i: US, CND/EC99i: US, CND)
PT001
SUB POWER TRANSFORMER
5
4 6
3 7
2 8
1 9
(EC79i/EC99i)
PT005
3 1 5 1 5 0 8 MAIN POWER TRANSFORMER 9 2
CN004
3P
6 10
∗
LIVE 1
(AC IN)
NEUTRAL 3 5 11
4 12
3 13
2 14
1
(EC69i)
PT004
MAIN POWER TRANSFORMER
6 10
∗
5 11
4 12
3 13
2 14
1
m
c o
HCD-EC69i/EC79i/EC99i
Ver. 1.1
2
8 9 9
16 17 18 19
D002
MC2838-T112-1
D001
MC2836
D003
MC2838-T112-1
CN002 (EC99i)
10P
4 9 8 2 9 9
1 RELAY ON/OFF
2 V STBY
3 AC DETECT
F
4 VH(AC)
5 VH(AC)
MAIN
6 VL(AC)
BOARD
(2/2)
7 GND
CN654
8 VL(AC) (Page
9 VH(AC)
31)
10 VH(AC)
CN003 (EC69i/EC79i)
8P
1 RELAY ON/OFF
G
2 V STBY
3 AC DETECT
MAIN
BOARD
4 VH(AC)
(2/2)
5 VL(AC)
CN604
6 GND (Page
7 VL(AC) 31)
8 VH(AC)
∗ NOT REPLACEABLE
BUILT IN TRANSFORMEWR