
TO DIGITAL SIGNAL
FS(+)
| IC301 (SERVO DRIVE) |
| VREF | ||
15 | FOCUS | + | + | 27 | |
ACTUATOR | - | 26 | |||
| |||||
16 | DRIVE | - |
|
| |
|
|
|
IC101 (MICRO CONTROLLER)
124
127 FOCUS DRIVE
BLOCK
DVD System Control / Servo
PROCESS BLOCK TS(+)
DIAGRAMTS(-)
|
|
|
| 25 | |
|
|
|
| 24 | |
14 | TRACKING | + | + |
| |
ACTUATOR | - | 1 | |||
| |||||
13 | DRIVE | - |
| 2 | |
|
|
|
| ||
|
|
|
| 3 | |
12 | SPINDLE |
|
|
|
123 126 TRACKING
DRIVE
DIAGRAMS
Block
1-10-8
| MOTOR | + | + | 4 |
11 | - | |||
DRIVE |
| - | 5 | |
|
|
|
| 6 |
17 | SLED | + |
|
|
MOTOR |
|
| ||
18 | DRIVE | - |
| 23 |
|
| IC202 |
|
|
(OP AMP)
66 | SPDL |
|
| ||
| 54 | |
67 | 55 | |
SLD |
| |
|
CN1A |
| TO SYSTEM CONTROL | |
18 | SDATA | ||
/SERVO BLOCK | |||
17 | CS | ||
DIAGRAM | |||
16 | SCLK | ||
<TV/VCR SECTION> | |||
19 | |||
CN1 |
< DVD
Diagram
SPINDLE |
MOTOR |
M |
SP(+)
CN301
6
3
2
5
6
+3.3V
1
7
121 |
| |
122 | PWRCON 46 |
PWRCON | TO POWER SUPPLY | |
BLOCK DIAGARAM | ||
| ||
| <TV/VCR SECTION> |
Section
5
10
M |
SLED |
MOTOR |
TRAY-IN
GND
SL(-)
1
3
2
9
8
65
>
T2202BLSD
DRIVE CBA | DVD MAIN CBA UNIT |