SERVICE MANUAL - Page de test
SERVICE MANUAL - Page de test
SERVICE MANUAL - Page de test
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System Control/Servo Block Diagram<br />
BLOCK DIAGRAMS<br />
FOCUS SERVO SIGNAL TRACKING SERVO SIGNAL SLED SERVO SIGNAL SPINDLE SERVO SIGNAL<br />
172<br />
92<br />
170<br />
IC101<br />
(MICRO CONTROLLER)<br />
EXT CLOCK<br />
CLK33M<br />
BE CLOCK<br />
IC451<br />
(CLOCK GENERATOR)<br />
3<br />
1/4<br />
MULTI<br />
PLL<br />
X'TAL<br />
OSC<br />
7<br />
8<br />
X451<br />
36.864MHz<br />
OSC<br />
15<br />
10<br />
1/4 PLL2<br />
IC2001<br />
(FRONT PANEL CONTROL)<br />
FL2001<br />
TO<br />
VIDEO/ AUDIO<br />
BLOCK DIAGRAM<br />
PCM-SCLK<br />
A-MUTE<br />
ADAC-MD<br />
ADAC-MC<br />
ADAC-ML<br />
ASPECT<br />
IC301<br />
(SERVO DRIVE)<br />
14<br />
17<br />
95<br />
51<br />
FSEL<br />
A-MUTE<br />
ADAC-MD<br />
50 ADAC-MC<br />
96 ADAC-ML<br />
64 ASPECT<br />
FP-STB<br />
FP-DIN<br />
FP-DOUT<br />
FP-CLK<br />
REMOTE<br />
PWRCON<br />
59<br />
54<br />
55<br />
53<br />
61<br />
63<br />
CN401<br />
CN1001<br />
16 FP-STB 16<br />
18 FP-DIN 18<br />
20 FP-DOUT 20<br />
21 FP-CLK 21<br />
22 REMOTE 22<br />
19 PWRCON 19<br />
2<br />
28<br />
27<br />
1<br />
FP-STB<br />
FP-DIN<br />
FP-DOUT<br />
FP-CLK<br />
1G 23<br />
~<br />
7G 17<br />
a<br />
~<br />
h<br />
i<br />
~<br />
7<br />
~<br />
14<br />
16<br />
GRID<br />
SEGMENT<br />
FIP<br />
TO DIGITAL SIGNAL<br />
PROCESS BLOCK<br />
DIAGRAM<br />
FS(+)<br />
FS(-)<br />
TS(+)<br />
TS(-)<br />
15<br />
16<br />
FOCUS<br />
ACTUATOR<br />
DRIVE<br />
+ -<br />
27<br />
26<br />
25<br />
24<br />
152 FOCUS DRIVE<br />
SPINDLE<br />
MOTOR<br />
M<br />
SLED<br />
MOTOR<br />
M<br />
FG CBA<br />
FG<br />
SENSOR<br />
TRAY-OUT<br />
TRAY-IN<br />
DRIVE CBA<br />
SP(+)<br />
SP(-)<br />
TRAY-OUT<br />
TRAY-IN<br />
GND<br />
SL(-)<br />
SL(+)<br />
FG-IN<br />
CN301<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
9<br />
1<br />
14<br />
13<br />
12<br />
11<br />
17<br />
18<br />
IC202<br />
(OP AMP)<br />
SLED<br />
MOTOR<br />
DRIVE<br />
12 14<br />
TRACKING<br />
ACTUATOR<br />
DRIVE<br />
SPINDLE<br />
MOTOR<br />
DRIVE<br />
+-<br />
+ -<br />
+-<br />
+ -<br />
+ -<br />
+ -<br />
+3.3V<br />
IC461<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
23<br />
5 RESET 4<br />
DVD MAIN CBA<br />
150<br />
71<br />
70<br />
68<br />
97<br />
60<br />
66<br />
TRACKING<br />
DRIVE<br />
SPDL<br />
SLD<br />
RESET<br />
TRAY-OUT<br />
TRAY-IN<br />
FG-IN<br />
RM2001<br />
Q2007<br />
REMOTE<br />
SENSOR<br />
20<br />
18<br />
13<br />
IC2002<br />
ENERGY STAR<br />
MICROCONTROLLER<br />
REMOTE-OUT<br />
PWRCON<br />
REMOTE-IN<br />
AV CBA<br />
PWSW<br />
K2<br />
K1<br />
19<br />
8<br />
7<br />
PWRCON<br />
PWSW<br />
JP2001<br />
JP2002<br />
1 K2 1<br />
8 K1 8<br />
TO POWER SUPPLY<br />
BLOCK DIAGRAM<br />
KEY<br />
SWITCH<br />
FUNCTION CBA<br />
1-9-1 1-9-2 E5752BLS
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