Block Diagram -S-Air/Usb Section - Sony HCD-DZ777K Service Manual

HCD-DZ265K/DZ266K/DZ270K/DZ570K/DZ777K
HCD-DZ265K/DZ266K/DZ270K/DZ570K/DZ777K
6-4. BLOCK DIAGRAM – S-AIR/USB Section –
IC301
AF AMP
D302
AUDIO MIC 1+2
G
3 1
SECTION
(Page 35)
D301
5 7
D303,304
A+9V
MUSIC
STS_Lin
AUDIO
D
S-AIR_DET
SECTION
(Page 35)
IC302
SCORE DETECT
2
1
3
SCORE/USB CONTROL
6 SCORE
7 198 SCORE/DIR_XSTAGE
5
IC303
SCORE DETECT
2
1
3
6
XVIOCE
7 214 XVOICE/DIR_CSFLAG
5
231 Lt/DIR_DO
230 Rt/DIR_DI
36 36
R-CH
SD2
SD1
AMP J
BCK BCK1
SECTION
BCK2
(Page 37)
LRCK LRCK1
LRCK2
IC501 (4/6)
SYSTEM CONTROL
ADC_SEL
S-AIR_ADC_SEL 54
I2C_SDA
S-AIR_I2C_SDA 77
I2C_SCL
S-AIR_I2C_SCL 78
RESN
S-AIR_RST 58
GPIO2
67
GPIO2
IC1101 (3/3)
IC2101
VBUS CONTROL
VBUS_OC 197 1 3
VBUS
D-
USB_DM 45
D+
USB_DP 44
GND
VBUS_SW
POWER
I
VBUS_OE
196
SECTION
(Page 38)
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
DZ570K/DZ777K
CN113
LCH
4
RCH
2
SD2
26
SD1
16
CN113
15
24
(S-AIR TRANSMITTER)
14
23
GND
25
12
19
18
11
7
USB5V
CN104
1
2
3
4
: TUNER
: MIC