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DIAGRAMA EM BLOCOS 3DTC
MECANISMO CD
PAINEL PRINCIPAL
VAM2201
DISC
7802
TDA7073A
TURNTABLE
FOC +
MOTOR
FOCUS
MOTOR
FOC -
RAD +
RADIAL
MOTOR
RAD -
7803
TDA7073A
SLEDGE +
SLEDGE
MOTOR
SLEDGE -
TTM -
TURNTABLE
MOTOR
TTM +
LASER &
MONITOR
+5V
+3,3V
DIODE
7801
2
13
1
LD
CD R/W
4
MON
Laser Control
PHOTO
DIODES
&
HF AMPLIFIER
5
D4
D2-D4
TZA1024 (TZA1025)
D1
D5
D2
D3
6,14
D1-D5
INNER SWITCH
Loader mechanic
SWITCH INFO
SW2
CARRIAGE EXTRA
SW3
CARRIAGE HOME
SW4
CARRIAGE NUMBER
SW5
CARRIAGE NUMBER
SW6
DRAWER OPEN/CLOSE
SW7
SLIDER FORWARD
SW8
SLIDER REVERSE
CARRIAGE
MOTOR
DRAWER
MOTOR
55
FO
54
RA
SIGNAL PROCESSOR
56
SL
SAA7324 (SAA7325)
59
MOT1
60
MOT2
7
64
LD ON
61
11
V4
10
2
HF IN
D1
D2
D3
D4
V1
R1,R2
63
Closed if carriage extra has been detected
12
Closed if carriage is in play position.
13
7
SW4 and SW5 define the used carriage
14
REGISTER
Closed if the drawer closed
6
Closed if slider moves forwards
5
Closed if slider moves backwards
4
7815
TDA7073A
10
D5
7
D3
REGISTER
6
D2
4
D0
7800
+5V
8
19
3
LP
+
18
2
-
LN
CD10
Active low pass
Filter
TDA1308
23
5
RP
+
22
15
RN
-
38
RESET
42
SILD
40
SICL
41
RAB
39
SDA
VCC
+3,3V
5,17,21,52,57
KILL
DOBM
34
32
51
EBU OUT
KILL L
not connected
KILL R
7813
2
DATA
3
SHR_CL
SHIFT
HEF4094BT
16
VDD
+10V
5V1
7814
+3,3V
13
VDD
2
SHR_CL
+4V
3
DATA
SHIFT
+5V
+10V
M62320FP
12
RESET
D7
7816
1803
6
19
CD LEFT
18
Analog Audio
7
17
CD RIGHT
1803
8
SILD
6
SICL
Communication
10
µP ↔ Signal Processor
RAB
9
DATA
1803
3
EBU
Digital Audio
4
13
SWITCH INFO
12
Changer
SHR-DATA
Control Logic
11
SHR_CL
7811
+5V
1803
6801
16
+5V
14
Supply
+10V
Blockdiagram 3DTC 2000-06-05
BASIC Version
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