Read Sony HCD-E300HD / NAS-E300HD Service Manual online
HCD-E300HD
HCD-E300HD
17
17
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM - CD SERVO, PANEL Section -
USB SYSTEM CONTROLLER
SYSTEM CONTROLLER
IC803 (1/3)
IC1003 (1/2)
OPTICAL PICK-UP
BLOCK
(KSM215DHAP)
A
B
E
F
LD
VC
CD A +3.3V
GND
PD
VR
LD DRIVER
Q321
FOCUS
COIL
TRACKING
COIL
C
D
IC401
SPINDLE/SLED MOTOR DRIVER,
FOCUS/TRACKING COIL DRIVER
FOCUS/TRACKING COIL DRIVER
VO1+
52
VO1–
47
VO2+
56
VO2–
55
F–
F+
T–
T+
+
–
+
–
35
IN1+
34
IN1–
32
IN2+
31
IN2–
27
IN3+
26
IN3–
24
IN4R
19
SW
MDP
6
SRDR
10
SFDR
9
TRDR
12
TFDR
11
FRDR
14
FFDR
13
8
STBY
DIGITAL SERVO, DIGITAL SIGNAL PROCESSOR, D/A CONVERTER
IC201
71
DOUT
104
XLAT
115
SCOR
7
SSTP
78
XTAI
77
XTAO
100
XRST
S201
(LIMIT IN)
X201
D441
D440
67.7376MHz
BD_XLAT
BD_XTACN
BD_SCOR
BD_XRST
107
SENS
BD_SENS
VC
25
A
26
B
27
C
28
D
29
E
19
F
20
LD
36
PD
37
23
IN4
95
XTACN
102
DATA
BD_DATA
BD_CLK
105
120
122
117
121
116
CLOK
VO4+
M
VO4–
M401
(SPINDLE)
VO3+
M
VO3–
M402
(SLED)
10
5
2
1
CD LOADING
MOTOR DRIVE
IC805
44
CDM_OPEN_SW
45
CDM_CLOSE_SW
43
CDM_LOAD_IN
42
9
7
2
4
CDM_LOAD_OUT
RIN
FIN
OUT2
OUT1
M
+
–
S001
CD TRAY
OPEN/CLOSE DETECT
M001
(LOADING)
CLOSE
OPEN
135
130
AOUT1
AOUT2
R-CH
CD-L
: CD PLAY
SIGNAL PATH
R-ch is omitted due to same as L-ch.
A
DOUT
x4_SW
B
86
81
LIQUID
CRYSTAL
DISPLAY
LCD401
D401, 402
(LCD BACK LIGHT)
30 IIC DATA
29 IIC CLK
12 RESET
29 IIC CLK
12 RESET
36
LCD_/CS1
35
37
37
28
LCD_SI
LCD_SCL
LCD_A0
+3.3V
38
LCD_RES
3
GC_RESET
30
29
29
IIC_DATA
IIC_CLK
85
AC_DET
97
KEY0
95
KEY1
94
KEY2
DISPLAY CONTROLLER
IC403
X401
5MHz
XOUT
XIN
13
15
X801
32.768kHz
XCOUT
XCIN
11
10
X802
5MHz
XOUT
XIN
13
15
VOL 92
SIRCS
4
ROTARY
ENCODER
J602
VOLUME
REMOTE CONTROL
RECEIVER
IC601
AC_CUT
20
RESET
12
VOLTAGE
DETECT
IC801
27
BRI-UP
+8V
B+ SWITCH
Q410, 416
S601, 602, 604 - 623
I/
1
STANDBY_LED1
51
RESET SWITCH
Q801
D601
S603
D601, S603
LED_GRN 24
LED DRIVE
Q414
KEY_WAKE_UP_
POWER
POWER
74
40
CD_PO
CD-PO
F
STANDBY_LED2
52
AC_DET
84
I_POWER_PROTECT
P MONI
34
HDD_12V_CONT
HDD_12V_CONT
87
POWER_ON
POWER_ON
(UK)
49
DAB_POWER_1.2
DAB_1.2V
50
DAB_POWER_3.3
DAB_3.3V
80
DM_EN
DM_EN
76
XDM_PROTECT
DM_PROTECT
FONT ROM
IC405
D0 - D15
A0 - A17
26
CE
50 CS
D0 - D15
A1 - A17, A19
A1 - A17, A19
16
A18
49 CS1
9
A19
48 CS2
11
WR
46 WR
28
OE
44 XRD
(Singapore, Taiwan)
12 RESET
(Page 19)
(Page 18)
(Page 20)
Ver. 1.2
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