Inhaltsverzeichnis
Werbung
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
CD-Servo-Platte / CD Servo Board
CDC MECHA
PICKUP UNIT
IC1606
P1696
TZA1015
1
C
1V9
1V9
6
2
F
D1
+
+
3
B
1V9
7
D2
+
+
A
1V9
8
4
D3
+
+
5
E
1V9
9
D4
+
+
VDD2
10
S5
6
+
+
7
11
S6
+
VDD
+
-
3V6
1V9
+
HG
1V5
28
GARF
27
GSE
1
RFRWR
1V9
13
VCOM
V/I
0V2
5
MON
VGap
V/I
VDD(RF)
VDD(IF)
VDD(L)
GND
3V6
3V0
VDD
VDD
8
LD
7
VR
6
MON
5
GND
4
F-
FOCUS
3
F+
2
R+
1
R-
RADIAL
P1602
3V6
HOME
SWITCH
SLIDE
6
MOTOR
GND
5
HOME
M
4
SL-
3
SL+
2
TT-
TURN
1
TABLE
TT+
MOTOR
P1603
M
3 - 13
R1702
33R
R1701
R1662
100R
VDD
3V6
10R
R1661
47R
1V7
UREF
10k
R1656
22
(D2)
O1
10k
R1655
O2
21
(D3)
10k
R1657
20
(D4)
O3
10k
R1658
O4
19
O5
18
(D5)
O6
17
(D1)
R1659
15
RTC
10k
RFP
25
RFE
10k
R1660
26
RFN
VREF
14
1V9
V/I
LD
2
2V0
4
1V8
CFIL
RADIAL
PWRON
FOCUS
LDON
3V5
SLIDE
TURNTABLE+
TURNTABLE-
47U/16V
3.3R
+
4V5
R1627
C1627
VP
16
OUT+
I+i
2
IN+
2V2
1V7
+
-
R1626
R1624
13
OUT-
I-i
1
IN-
2V3
1V7
6.8k
IC1603
TDA7073A/AT
12
OUT+
I+i
6
IN+
1V7
2V0
+
-
R1623
R1621
9
OUT-
I-i
7
IN-
2V5
1V7
GND
6.8k
NCNCNCNCNC
VDD
R1618
10k
47U/16V
3.3R
+
10V3
C1618
R1603
VP
OUT+
I+i
16
2
IN+
4V8
1V7
+
-
R1617
R1611
13
OUT-
I-i
1
IN-
5V0
1V7
6.8k
IC1604
TDA7073A/AT
R1612
OUT+
I+i
12
6
IN+
4V7
0V
+
-
R1613
9
OUT-
I-i
7
IN-
0V
5V3
GND
NCNCNCNCNC
GRUNDIG Service
PA 6
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
RADIAL
VDDDc3
59
VDDDp2
47
VDDDp1
30
VSSD4
56
VSSD3
49
VSSD2
39
VSSD1
32
VDDA2
19
VDDA1
2
VSSA3
16
VSSA2
12
VSSA1
1
IrefT
10
D4
7
D3
5
D2
4
D1
3
VRL
6
330R
R1642
R1641
C1645
R1644
100k
8.4672MHz
22k
100n/5%/16V
Q1601
C1646
R1645
C1643
C1644
GND
1k
1n/5%/16V
47p/5%/16V
22n/5%/16V
+5V-CD
VDD
3V6
T1602
UREF
BC848B
220R
R1634
R1636
100R
27k
UREF
VDD
+5V-CD
3V6
27k
+CD
UREF
CD-SERVO-PLATTE
CD SERVO BOARD
33k
39k
39k
3 - 14
R1667
R1668
470R
R1669
470R
470R
2
BCK
FIR Filter
Ctrl.
7th order
1
WS
halfband
16
and
DATA
Timing
linear
interpolator
Kill
6 * oversampling
6 * oversampling
43
3
(Sample and hold)
(Sample and hold)
Test
HG
10k
2nd order
2nd order
V5
Noise Shaper
Noise Shaper
40
R1697
V4
41
V3
Data Encoder
Data Encoder
42
V2
63
V1
16(4Bit) cal.
16(4Bit) cal.
62
curr.sources
curr.sources
C1682
5
FILTCL
2V5
1n/5%/16V
left
rgt
out
out
NC
put
put
55
R1682
-
-
4
sw
sw
VOL
2V5
470R
+
+
16(4Bit)
calibr.
curr.sinks
8
IC1602
Vref
2V5
TDA1549T
Ref. Source
9
10
11
12
5V0
47k
R1675
1.5n/5%/16V
C1675
GNDA
GNDA
GNDA
GND
GNDA
GNDA
GNDA
GNDA
R1678
1k
T1672
BC858B
T1670
BC848B
2.2k
2.2k
T1671
BC848B
R1665
R1664
GNDA
GNDA
GNDA
5V
0V
+5V-CD
T1601
BC848B
3V6
VDD
R1602
R1601
220R
100R
Alle Spannungsangaben sind Näherungswerte
All voltage levels are approximates
PA 6
+5V-CD
15
5V0
VDDD
14
VSSD
13
NC
1n/5%/16V
6
FILTCR
2V5
C1683
470R
7
VOR
2V5
R1683
R1676
47k
C1676
1.5n/5%/16V
GNDA
R1679
1k
SUPPLYGND
GNDA
(
3
ANOUT-R
zu/to P350
2
GNDA
Seite/page
1
ANOUT-L
3-5
P1607
P1622
1
+CD
+5V-CD
2
3
4
RCK
SUB
5
6
SBSY
=
SFSY
7
8
zu/to P1621
CL4
Seite/page
9
3-16
10
CD-MUTE
CD-RESET
11
12
DTA
SILD
13
14
SICL
15
+5V-CD
13.04.00
GRUNDIG Service
Werbung
Inhaltsverzeichnis
