Read Sony CMT-C7NT / HCD-C7NT Service Manual online
49
49
HCD-C7NT
6-5. Block Diagram – USB section –
• Signal Path
: PB (MD)
: REC (MD)
: CD
: USB
: DIGITAL IN
51
1
CLK
UCK
53
2
RX
TX
52
3
TX
RX
17
4
SLEEP
SLEEP
14
13
REQ
REQ
15
P.DOWN
48
I2CBUSY
61
I2CDATA
62
I2CCLK
PDOWN
I2C-BUSY
I2C-DATA
I2C-CLK
17
P.DOWN
21
I2CBUSY
28
I2CDATA
27
I2CCLK
16
15
BUSY
BUSY
55
39
D2VP
DP
42 USBSW
77 VBUS
56
40
D2VM
DM
31
35
USOVB
USBEN
53
6
D1VP
D+
54
7
D1VM
D-
46
11
XSSPND
SSPND
45
12
ZERO
ZERO
51 RPVP
52 RPVM
44 VBUSDET
17 RST
49 VCC
47
10
XPLYBCK
PLYBCK
5
51
NETMD-CLK
CPUCK
4
52
NETMD-SI
CPUSO
3
53
NETMD-SO
CPUSI
74
56
NETMD-CS
CPUXCS
73
57
NETMD-INT
CPUINT
75
58
NETMD-RST
RESET
76
3
NETMD-PLLSW
PLLSW
33
8
L3DATAO
CDTI
34
9
L3DATAI
CDTO
35
10
L3CLK
CCLK
36
11
L3MODE
CSN
79
6
LOCK
INT0
86
5
DARESET
PDN
19
TVDD
DIGITAL
OPTICAL
IN
DIGITAL
OPTICAL
IN
CD
SECTION
IC221
5
4
6
9
10
8
13
11
12
3
1
2
IC222
SELECTOR
IC1012
SELECTOR
IC1006
AD/DA CONVERTER
IC1007
D-A CONVERTER
IC1002
USB NET MD SECURITY
IC1004
USB I/F
IC1005
USB-I2C CONVERTER
IC1003(2/2)
MASTER CONTROLLER
A
MAIN
SECTION
B
USB
2 RX3
4 RX4
XTO
XTI
X1007
12MHz
1
28
XTAL
EXTAL
X1002
12MHz
46
47
23
38
VOUTL
19
VOUTR
R-CH
32
LOUT
33
ROUT
R-CH
LIN
37 RIN
R-CH
4
10
9
11
5
3
82
ADSEL-1
84
OPTSEL
83
ADSEL-0
5
DSPCLK
MCLK
DOUT
DAOUTL
16
TX3
DIN0
7
DSPIF0
DIN1
10
DSPIF2
XBCKI
11
DSPIF3
DADTI
8
DSPIF1
LRCKI
REC-L
DOUT
OPT-IN
D1010
D1005
D1004
VBUS
D-
D+
MDM+5V
CN220
USB
TYPE-B
RESET
IC1014
19 XRST
56 VCC
D1006
MDM+5V
RESET
IC1015
XO
XI
X1004
6MHz
23
22
XO
XI
X1005
12.5MHz
23
22
+3.3V
REG
IC1008
A+5V
VDDC
2
VDD
4
16 EXTON
12 PDOWN
MAIN
SECTION
EXT-ON
I2C-DATA, I2C-CLK,
I2C-BUSY, PDOWN
C
PDOWN
I2C-BUSY
I2C-DATA
I2C-CLK
PDOWN
EXT-ON
D
E
MAIN
SECTION
MD
SECTION
• R-CH is omitted due to same as L-CH.
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(Page 48)
(Page 48)
(Page 47)
(Page 48)
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