
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
10
GRUNDIG Service
Smartradio / Smartradio CC
Prozessor-Teil / Processor Part
3K3
CR859
1K0
CR878
47K
CR872
HEF4521T
I2
GND
VDD2
O1
O2
VSS2
I1
Q18
Q19
Q20
Q21
Q22
VDD
Q23
Q24
RESET
17
2
TEILER 18 BIS 24
1
2
345
6
78
9
10
11
12
13
14
15
16
CIC802
47K
CR869
47K
CR803
1K0
CR852
10K
CR853
1K0
CR873
47K
CR854
47K
CR857
15K
CR858
1K0
CR876
1K0
CR875
1K0
CR879
1K0
CR874
22R
CR883
10K
CR819
47K
CR817
10K
CR818
22K
CR809
22K
CR808
8K2
CR806
100R
CR843
1K0
CR839
47K
CR816
47K
CR810
22K
CR807
1N0
CC812
1K0
CR856
47K
CR826
100N
CC806
1N0
CC813
1N0
CC814
4N7
CC819
BC848
CT803
100N
CC809
BC848
CT804
22K
CR866
47K
DTC114YK
10K
CT801
C817
47K
CR828
VSSINT
VSSA/D
VRL
PE1
PE3
PE4
PE5
VDDA/D
*IRQ
PG7
*XIRQ
PH3
PH2
PH1
PH0
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PA2
PA3
PA5
PA7
VDDINT
VDDEXT
VSSEXT
PE7
PE2
PE0
VRH
PA4
PE6
PA0
PA1
PA6
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
68 67
MC68HC11KA2
CIC801
FMP823
FMP811
FMP824
FMP826
22K
CR886
47K
CR811
8K2
CR804
BZX84B6V2
CD801
47K
CR855
47K
DTC114YK
10K
CT802
1K0
CR867
100R
CR841
22P
CC1810
100N
CC811
100K
CR801
1K0
CR842
47K
CR868
10K
CR861
1M0
CR862
22P
CC1806
100R
CR836
K-SIG
+5V-S
INKINIT
STOP-IMP
MPX-MUTE
INKRM
UREF
S1
FELDST
REL-ON
TEL-MUTE
S2
-XIRQ
+5V
+5V
FIN
KLIMA
MC-PLAY-RVS
RIN
CONTROL
CD-BUS
MAIN-M
TAKE-UP
BEEP
TAPE-CR
+G
S3
NF-PAUSE
SUPPLY
EJECT
826
824
823
811
ABGLEICHPUNKTE
MESSPUNKTE
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
4.194MHZ
Q802
5V0