RCD 2000
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
RCD 2000
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
GRUNDIG Service
GRUNDIG Service
3 - 26
3 - 27
Display
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P17
P18
14G
S2
S3
S9
S10
-
-
13G, 12G
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
11G ~ 7G
a
b
f
k
j
h
m
g
n
p
r
-
c
e
d
-
-
-
6G
a
b
f
k
j
h
m
g
n
p
r
co
c
e
d
-
-
-
5G
a
b
f
k
j
h
m
g
n
p
r
-
c
e
d
-
-
-
4G
a
b
f
k
j
h
m
g
n
p
r
Dp
c
e
d
-
-
-
3G, 2G
a
b
f
k
j
h
m
g
n
p
r
-
c
e
d
-
-
-
1G
a
b
f
k
j
h
m
g
n
p
r
-
c
e
d
kHz
MHz
-
ANODE CONNECTION
rec
B15
B16
B17
B18
B12
B13
B14
B11
B10
B9
B8
B7
B1
B2
B3
B4
B5
B6
B18
B17
B16
B15
B13
B12
B7
B8
B9
B10
B11
B6
B5
B4
B3
B2
B1
rec
S1
S3
S2
S4
S5
S6
S13
S12
S11
S10
S9
S7
S8
kHz
MHz
co
a
b
c
d
e
f
g
h j
k
k
m
m
n
p
r
Dp
14G
13G
12G
14G
11G
10G
9G
8G
7G
6G
5G
4G
3G
2G
1G
B14
MHz
kHz
rec
49
1
PIN-No. . Connection
1 ............. F1
2 ............. F1
3 ............. F1
4 ............ N.P.
5 ............ N.P.
6 ............ P18
7 ............ P17
8 ............ P16
9 ............ P15
10 ........... P14
11 ........... P13
12 ........... P12
13 ........... P11
14 ........... P10
15 ............ P9
16 ............ P8
17 ............ P7
18 ............ P6
19 ............ P5
20 ............ P4
21 ............ P3
22 ............ P2
23 ............ P1
24 ........... N.C.
25 ............ I.C.
26 ........... N.P.
27 ........... G.d.
28 ........... G.d.
29 ........... N.P.
30 ............ I.C.
31 ............ 1G
32 ............ 2G
33 ............ 3G
34 ............ 4G
35 ............ 5G
36 ............ 6G
37 ............ 7G
38 ............ 8G
39 ............ 9G
40 ........... 10G
41 ........... 11G
42 ........... 12G
43 ........... 13G
44 ........... 14G
45 ........... N.P.
46 ........... N.P.
47 ............ F2
48 ............ F2
49 ............ F2
F1, F2
: Filament
N.P.
: No Pin
N.C.
: No Connection
1G … 14G : Grid
I.C.
: Internal Connection
G.d.
: Diffusion Grid
IC-Innenbeschaltungen / IC Block Diagrams
REFERENCE
DIVIDER
PHASE DETECTOR
CHARGE PUMP
SWALLOW COUNTER
1/16, 1/17 4BIT
12 BIT PROGRAMMABLE
DIVIDER
SHIFT REGISTER
LATCH
UNIVERSAL
COUNTER
1
2
22
16
15
20
23
5
4
3
2
18
19
24
1
12
11
10
9
13
14
17
7
8
21
6
PD2
HCTR
LCTR
V
DD
Vss
PD1
DO
CL
DI
CE
AMIN
FMIN
XOUT
XIN
OUT3
OUT2
OUT1
OUT0
OUT4 OUT5 OUT6
IN0
IN1
SYC
VP1
CLOCK
REGENERATION
AND SYNC
OSZILLATOR
DEVIDER
TESTLOGIC AND
OUTPUT
SELEKTOR SWITCH
QUALITY-
BIT
GENERATOR
COSTAS LOOP
VARIABLE AND
FIXED DIVIDER
CLOCKED
COMPARATOR
BIPHASE
SYMBOL
DECODER
ANTI
ALIASING
FILTER
57KHZ
BANDPASS
(8th ORDER)
RECONSTRUK.
FILTER
REFERENZ
VOLTAGE
DIFFERENTIAL
DECODER
RDCL
T57
OSCO
OSCI
VDDD
VSSD
TEST
TSTLD
SCOUT
CIN
VSSA
VDDA
MUX
VREF
RDDA
QUAL
16
12
13
14
15
9
10
11
1
2
3
4
5
6
7
8
START
STOP
LOGIC
CONTROL
LOGIC
SLAVE ADDRESS
REGISTER
+COMPARATOR
WORD
ADDRESS
COUNTER
D OUT
ACK
YDEC
DATA REGISTER
E PROM
32 X 128
2
XDEC
H.V. GENERATION
TIMING
& CONTROL
START CYCLE
LOAD
INC
__
R/W
PIN
CK
8
8
D OUT
(1) A
(2) A
(3) A
(6) SCL
(5) SDA
(7) TEST
(4) V
(8) V
ss
cc
2
1
0
IC120 (LC7218M)
IC140 (LA1837M)
IC180 (SAA6579T)
IC340 (X24C04)
