22
22
HCD-DX2D
HCD-DX2D
7-1. BLOCK DIAGRAM — MPEG-1 SECTION —
• Signal Path
: CD(RF)
: DVD(RF)
U2(1/2)
RF AMP
FOCUS/TRACKING
ERROR AMP
IO32
183
IO46/PWNCO5
200
IDI04/PWNCO6
201
I04/PWNCO0
202
IO43/PWNCO2
195
IO45/PWNCO4
198
44
47
MAD0-19
RESET# 141
MWR#
MCS#0
MRD#
23
MDA0-15
4-8,10,13,
15,17,28,31,
34,36,38,40,
43,45,46,
48,49
9,11,14,16
18,19,22,24
26,27,30,33
CE
26
OE
28
A0-18
RP
12
WE
11
DQ0-15
1-9,
16-25,
48
28-36,
38-45
IC6
FLASH MEMORY
A
160
B
162
C
165
D
167
E
170
F
172
ICI05
186
ICI04
185
CD-MD
176
VC
173
RFP
157
DVD_LD
179
CD_LD
178
Q4,11
VR CONTROLLER
(CD)
Q16
+3.3VREG
Q17
+1.8VREG
Q10
VR CONTROLLER
(DVD)
Q2
POWER
CONTROLLER
(DVD)
Q21
POWER
CONTROLLER
(CD)
VINSL+ 4
CTKERR1 25
3
CF CERR1
CF CERR2
2
VINSL- 5
STBY
+3.3V
+5V
+1.8V
28
VINFC 1
VINTK 26
VINLD 23
VOFC-
13
VOFC+
14
VOTK+
15
VOTK-
16
PLHD
10
PVCC1
9
VOSL-
12 VOSL+
11
VOLD+
17
VOLD-
18
V/VFFC
OPN
CLS
7
VOSL
6
OPEN SW
TOP
TCL
CLOSE SW
LOAD+
LOAD-
SLED+
SLED-
HOME SW
SPIND+
SPIND-
F-
OPTICAL
PICK-UP BLOCK
DM3451-A
(SF-HD65F)
F+
T+
T-
F-
F+
T+
T-
A
B
C
D
E
F
V-RF
VR-CD
VR-DVD
VS
LD(DVD)
LD(CD)
F-
F+
T+
T-
PANEL/POWER
SECTION
(Page 25)
(Page 25)
PANEL/POWER
SECTION
DVD-MD
177
IDI03
188
K
171
J
168
IC7
MOTOR
DRIVER
35,37,39,42
D
C
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com