Block Diagram - Main Section - Sony HCD-DH7BT - Dvd Receiver For Cmtdh7bt Micro System Service Manual

HCD-DH3/DH5BT/DH7BT
Q Q
3 7 6 3
6-3. BLOCK DIAGRAM – MAIN Section –
R-CH
J702
AUDIO IN
DVD-L
B
(Page 22)
TUNER-L
F
(Page 23)
USB-L
D
(Page 23)
(DH3/DH5BT)
BT-L
G
(Page 23)
(DH5BT/DH7BT)
J001
XM
3
D+
18 COMM_RX_P
2
D–
19 COMM_RX_N
23 COMM_TX_P
T E
L 3
22 COMM_TX_N
1
VCC
SC-RX-IN,
SC-TX-OUT
E
(Page 23)
6 8
3 5
R-CH
2
B+ SWITCH
Q222
J301
SIRIUS
42 I-SIR RXD
LEVEL SHIFT
43 O-SIR TXD
IC304
(DH7BT)
w w w
MIC
J
(Page 25)
(DH3/DH5BT)
HCD-DH3/DH5BT/DH7BT
5
XM RECEIVER D/A CONVERTER
IC001 IC041
AOUTL 11
I2S_DA 37 3 SDTI
AOUTR 10
I2S_CLK 39 2 BICK
I2S_LRCLK 41 4 LRCK
I2S_OCLK 43 1 MCLK
4 2 2 6 5 3
PDN
28 26 5 3 11 5
X001
45.158MHz
B+ SWITCH XM
Q001, 003 +5.4V
D216
B+ SWITCH
XM
+4V
+3.3V Q223
XM
+5V
3 19 4 18
x o
. i
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5
(DH3)
INPUT SELECTOR
IC302
Y2
2
Y0 Y
LINE AMP
1 3
IC051
Y1
R-CH 5
Q Q
3 7 6
10 9
24 15 14
(DH5BT/DH7BT)
SYSTEM CONTROLLER
IC101 (3/5)
u 6 3
y
24 24
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2 4
8
INPUT SELECTOR, ELECTRICAL VOLUME,
SURROUND/TONE CONTROL
IC401
INL3
6
INL2
5
INL1
4
INL4
7
MUTING
Q315
3 5 5 8 2
IGOUTL
8
VOLINL LOUT
+
9 27
MUTING
Q303
22 21
R-CH
MUTING
CONTROL SWITCH
Q305, 306
17 16 33
m
c o
.
2
8
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: AUDIO
: TUNER (FM/AM)
: USB
: XM
: SIRIUS
: AUDIO IN
: MIC
BT OUT-L
H
(Page 23)
(DH5BT/DH7BT)
HEADPHONE
R-CH
AMP
IC303
J703
MUTING
PHONES
Q307
4 8 2
R-CH R-CH
MUTING
CONTROL SWITCH
Q309, 310
L-CH
K
(Page 25)
22 23