Block Diagram - Main Section - Sony CMT-HX3 Service Manual

HCD-HX3/HX5/HX7
6-3. Block Diagram – MAIN Section –
R-CH
J981
AUDIO IN
CD-L
A
(Page 18)
BT-L
F
(Page 19)
(HX5/HX7)
TUNER-L
E
(Page 19)
(HX7)
J001
XM
3
D+
18 COMM_RX_P
2
D–
19 COMM_RX_N
23 COMM_TX_P
22 COMM_TX_N
1
VCC
DATA BUS SWITCH
IC318
SC_D_IN,
SC_D_OUT
SC_D_IN
D
11 10
12
(Page 19)
SC_D_OUT
1 2
13
8 9
6
4 3
5
LEVEL SHIFT
IC321
3 SSP_D_OUT
6 SSP_D_IN
8 L_OUT
5 R_OUT
R-CH
2 PWR ENABLE
B+ SWITCH
J301 Q316, 317
SIRIUS
94
HCD-HX3/HX5/HX7
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
PDN
28 26 5 3 11 5
X001
45.158MHz
B+ SWITCH XM
Q001, 003 +5.4V
D216
XM B+ SWITCH
+4V
+3.3V Q314, 315
Q320
XM
+5.4V
93 91 92
(HX3/HX5)
INPUT SELECTOR
IC303
X0
12
X2 X
LINE AMP
15 13
IC051 X3
R-CH 11
10 9 6
69 57 58 59
SYSTEM CONTROLLER
IC301 (3/5)
20 20
(HX5/HX7)
INPUT SELECTOR, ELECTRICAL VOLUME,
SURROUND/TONE CONTROL OUTPUT SELECTOR
IC304 IC310
X1
INL1
14
4 X
INL2 13
X0
5
12
INL4
7
INL3 A
6
10
Q328
(HX3)
IGOUTL
8
VOLINL LOUT
9 27
MUTING
IC315
22 21
R-CH
MUTING
CONTROL SWITCH
Q303, 304
55 56 54 53
(HX5/HX7)
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: AUDIO
: TUNER (FM/AM)
: CD PLAY
: XM
: SIRIUS
: AUDIO IN
BT OUT-L
G
(Page 19)
(HX5/HX7)
HEADPHONE
R-CH
AMP
IC317
J982
MUTING
PHONES
IC316
R-CH
MUTING
CONTROL SWITCH
Q306, 307
L-CH
H
(Page 21)
52 68