Block Diagram -Cd Section - Sony HCD-DJ2i Service Manual

HCD-DJ2i
6-1. BLOCK DIAGRAM – CD Section –
DETECTOR +3.3V
VCC
A
A
B
B
C
C
D
D
E
E
F
F
LASER DIODE
AUTOMATIC
LD
POWER
CONTROL
Q301
PD LD
PD
OPTICAL PICK-UP
VC
BLOCK
(KSM-213DCP)
SP+
M401
M
(SPINDLE)
SP–
SL+
M402
M
(SLED)
SL–
2-AXIS
DEVICE
T+
T–
F+
F–
R-ch is omitted due to same as L-ch.
Signal Path
: AUDIO
: CD
: USB
HCD-DJ2i
95 FNi1 (A)
LO
RFo 89 88 AGCi RFEQo 83 81 RFi
97 FPi1 (B)
82 RFRPi
RO
94 FNi2 (C)
AoUT3 (PO4)
RFRP 3 2 RFZi
PIO2
96 FPi2 (D)
TEi 6 7 TEZi
100 TNi (E)
AoUT2 (PO5)
BCK (PO8)
98 TPi (F)
AIN (PI4)
BCKi (PI5)
91 LDo MDi 92
LRCKi (PI6)
PIO3
PIO1
84 VRo
FOCUS/TRACKING COIL DRIVE,
BUS0
SLED/SPINDLE MOTOR DRIVE
IC401
BUS1
BIAS 23
BUS2 (SO)
2 VO1+
IN1 3 13 DMo BUS3 (SI)
1 VO1–
CD-MP3 PROCESSOR
IC101
12 VO2–
IN2' 9 12 FMo
11 VO2+
18 VO3+
IN3' 20 10 TRo
17 VO3–
26 VO4+
IN4' 24 9 FOo
27 VO4–
MUTE
BUCK (CLK)
7
XCCE
S201
(LIMIT)
PIO0
20 IO0 (/HSO)
+3.3V
23 XI
X102
16.9344MHz
24 XO
SBSY
XRST
A AUDIO
CD-L
30
SECTION
9
(Page 29)
12
27 R-CH
10
46 11
50 13
DATA
47
CLK
DATA SELECTOR
63
IC502
SELECT 1
3B 10
65 9 3Y 3A 11
1B 3
66 4 1Y 1A 2
2B 6
67 7 2Y 2A 5
51
49
USB CONTROL
IC351
38 2 1
13
39 3 4
5
40 9 8
6
41 10 11
12
Q355
USB CONTROL
IC350
BUS0-U
2 1
13
BUS1-U
3 4
5
BUS2-U
9 8
6
BUS3-U
10 11
12
USB/CD SELECT
IC352
2
42 4
BUCK-U
3
5
43 7
CCE-U
6
48 14
12
13
10
REQ-U
9
11
SELECT
1
54
37
DIGITAL
C
USB/CD SEL
SECTION
(Page 30)
28 28
A/D CONVERTER
IC501
AUDIO
B
USB_REC-L
STDO AINL 2
SECTION
SCLK AINR 1 R-CH
(Page 29)
LRCK
USB CONTROLLER
MCLK
PDN
DATA
85 DATA
CLK
86 CLOCK
A-IN A-IN
93 DATA
BCK
92 BCK
BCK LRCK
71 LRCK
GATE
94 GATE
LRCK ST-REQ
97 ST-REQ
GATE
ST-REQ
BUS0-U
55 BUS0
BUS1-U
56 BUS1
BUS2-U
57 BUS2
SYSTEM CONTROL
BUS3-U
IC100 (1/4)
58 BUS3
BUCK-U
59 /BUCK
CCE-U
53 CD BUS0 60 /CCE
REQ-U
96 REQ
54 CD BUS1
O-USB TXD 35 88 RXD1
55 CD BUS2
I-USB RXD 36 87 TXD1
56 CD BUS3
O-USB RTS0 38 2 DI
I-USB CTS0 34 84 DO
USB RST 52 1 /RESET
75 X1
X901
9MHz
73 X2
57 CD CLK
58 CD CCE
LOADING MOTOR DRIVE
IC340
59 CD MP3 IREQ
7 FIN OUT1
LMF 47
LMR 46 9 RIN OUT2
19 SBSY CLOSE SW 48
CLOSE
51 CD-XRST
OPEN SW 49
OPEN
50 CD-MMUTE
IC901 CN1199
(USB)
3
D+
D+ 79
2
D–
D– 80
VBUS POWER
ON/OFF SWITCH
IC915
1
VBUS
USB+5V 4 IN OUT 5
EN FLG
1 3
USBPON 78
USBOC 77
S-RAM
IC921
CS2 70 6 CE
64
RD 41 OE
WR 65 17 WE
SRLLB 66 39 LB
SRLUB 67 40 UB
4
+
M001
M
(LOADING)
–
2
S001
DISC TRAY
OPEN/CLOSE
DETECT