CD-SW250DVD
4 – 3
Figure 4-2 BLOCK DIAGRAM (2/3)
LASER DRIVER
LASER DRIVER
INVERTER
12
14
18
16
208
207
206
205
FDO
TDO
SPDO
SLDO
VREF
1,14,18,21,22,
24,28,34,53,71,
90,102,103,113,
129,145,152,156,
158,170,178,193
DGND
13,20,26,
30,192
47,59,84,129,
137,155,175
D3.3V
A3.3V
8
1-4,7
DGND
D3.3V
5
6
163
162
SDA
SCL
4K BIT
EEPROM
IC3203
M24C04
177
176
33.8688MHz
XL3001
1,24,34
7,17
22,2
29,32
21,23,25,
28,31,33
AGND
A5V
ROUT
GOUT
BOUT
VOUT
31
29
27
25
2,6,8,
11,14,16
197
25
MGND
DGND
+8V
8,19,56
54,55
48
2,29,63
DGND
A3.3V
RF5V
VIDEO
BUFFER
LA73054
IC3701
2
DGND
CN3006
MOTOR
PWB
FROM
MAIN
PWB
DGND
MGND
A5V
L-CH
AGND
+8V
RF5V
D1.8V
A3.3V
D3.3V
R-CH
19-24
31-34
GND
TRAY SW2
TRAY SW1
CLAMP
DISC
PHOTO
+7V
TR+
TR-
CAM+
CAM-
SW3
SW2
SW1
SW4
RX1
M2
M1
CN3005
LED
FG
AGND
NC
FROM
DISPLAY
P
WB
MO_SPEED
MOT_B-
MOT_B+
MOT_A-
MOT_A+
PHOTO
DISC/CLAMP
TRAY SW1/SW2
GND
+5V
CN3004
CN3003
CN3002
CN3001
RF
186,187
185
FE
TE
184
SINGLE
FOR
LC742
IC3
159
DGND
DGND
15
40
39
17
RF5V
Q3104
Q3105
Q3101
Q3102
Q3103
RF5V
26
1,3-7,
9,10,13,
52,58,59,
61,62,64
16,18
DVD PLAYER
FRONT END
PROCESSOR
LA9703W
IC3101
35,36
1,2
UNIT ASSY
DVD MECHANISM
PICKUP
SPINDLE
MOTOR
SLED
MOTOR
PICKUP
IN_SW
5,6
DGND
DGND
PUIN
SL-
SL+
3,4
SPIN/SLED DRIVER
FOCUS/TRACKING
LA6261
IC3001
SP-
SP+
UNIT
A
ss'y
F-
F+
T+
T-
C_c
D_d
CD_DVDB
RF
A_a
B_b
F
GND_PD
Vref
VCC
E
NC
VR_CD
VR_DVD
CD_LD
MD
HFM
DVD_LD
GND_LD
6
1
7
5
3
2
8
9
10
4
11
1
2
3
4
5
6
7
8
9
11
10
11
5
9
10
4
7
1
8
2
3
6
9
1
2
3
4
5
7
6
8
9
10
1
24
3
16
20
19
23
22
18
17
M
M
1
2
1
2
3
4
5
6
7
10
15
13
14
12
2
8
21
7
6
5
11
4
(Serial No. to
LC74
(Serial No. fro
Summary of Contents for CD-SW250DVD
Page 17: ...CD SW250DVD 2 10 APPLY GREASE PULL THE LEVER UNITIL REACH THE ARROW MARK 143 112 3 ...
Page 21: ...CD SW250DVD 2 14 CHANGE COLOR TO BLACK 150 151 148 7 ...
Page 24: ...CD SW250DVD 2 17 10 148 147 146 145 ...
Page 25: ...CD SW250DVD 2 18 APPLY GREASE WHEN FIXING ITEM 2 MUST FOLLOW AS SHOWN 121 144 130 11 ...
Page 26: ...CD SW250DVD 2 19 FIGURE 1 FIGURE 3 FIGURE 2 APPLY GREASE SC141 APPLY GREASE 117 12 ...
Page 34: ...CD SW250DVD 2 27 BIG SLOT FACING OUT 110 20 ...
Page 38: ...CD SW250DVD 2 31 804 24 SCREW TORQUE 3 kgf cm 0 5 0 ...