Grundig CHALLENGE 600 CD Service Anleitung Seite 19

SCD 3390 RDS / Challenge 600 CD
14V
5V0
3V6
41 40 39 38 37 36 35 34 33 32 31
30
29
28
P12/ANI2 AVSS 27
P11/ANI1 P117 26
P10/ANI0 P116 25
P115 24
P114/RXD 23
P113/TXD 22
SCK3 / P112 21
P111/SO3 20
P110/SI3 19
P05/INTP5 18
C801
P04/INTP4 17
P03/INTP3 16
D780308
P02/INTP2 15
P01/INTP1/TI01 14
P00/INTP0/TI00 13
RESET
12
CR840
XT2 11
330K
XT1/PO7 10
VDD1 9
X1 8
X2 7
P71/SO2/TxD
IC 6
P70/SI2/RxD
ASCK/ SCK2 / P72 5
SCK0 / P27
4
P26/SO0/SB1
3
FMP839
2
1
90 91 92 93 94 95 96 97 98 99 100
CR848
FMP844 FMP846 3K3
CR849
3K3
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
+5V
R818 T2
1K0
CR824 CR825 T1
1K0 0R
R819 FELDST
APF-OUT
1K0
R826 FMP826 RDS-MUTE
1K0
FMP821
AMP-ON-TEMP
R827 FMP827 AMP-ON
4K7
5V0
R822 REL-ON
10K
CR828 SW+G
0V
10K
CR823 FMP823 BL-LED
10K
CR831R RDS-DA
1K0
CR829R RDS-CL
1K0
BED-ON/OFF
CR832 -ZUEND
10K
ON/OFF
R833 +5V
CT8805V
47K
DTC124XK
R834V
CD-BUS
22K
220R
CR836 -RESET
10K
CC840 5V0
33P
CC845 R837
+5V
2R2
33P
4V9
R838R FMP838 4MHZ332
3K3
CC813
22N
Q801
1 8 +5V
2 7
CIC802
4MHZ332
3 24C08 6 SCL
SDA
4 5
SCD 3390 RDS / Challenge 600 CD
MPX
4V6
2V3
CC504R
RDS-DA FMP501
2V3 2V3 100N
QUAL RDDA VREF MUX VDDA VSSA CIN
1 2 3 4 5 6 7
VP1
DIFFERENTIAL
REFERENZ
DECODER
VOLTAGE
ANTI 57KHZ
BIPHASE
ALIASING BANDPASS
SYMBOL
FILTER (8th ORDER)
DECODER
QUALITY- COSTAS LOOP
CLOCKED
BIT VARIABLE AND
COMARATOR
GENERATOR FIXED DIVIDER
CIC501R
CLOCK TESTLOGIC AND
OSZILLATOR
SAA6579T
REGENERATION
DEVIDER 8305-826-579
AND SYNC SELEKTOR SWITCH
16 15 14 13 12 11 10
RDCL T57 OSCO OSCI VDDD VSSD TEST
RDS-CL FMP502
4V6
CC506R
4MHZ332
10P
T1 FMP1007 CR1007 CR1008 CR1009 CR1011
10K 12K 15K 22K
S1001 S1002
1 4 1 4
2 3 2 3
VOLUME + SCAN/SOUND
VOLUME - TP/DISC +
T2 FMP1013 CR1013 CR1014 CR1016 CR1017
10K 12K 15K 22K
S1004 S1005
1 4 1 4
2 3 2 3
STATION 1 STATION 2
STATION 3 STATION 4
+A
S1007
19401-101-00
14V
1 2 3
BED-ON/OFF CR1025
0R
+5V CR1021
150K
12V5
CR1022
47K
ON/OFF
Zur I/O Platte
19353-173.00
3 - 9 GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
+G
5V0
CR501R
22R
CC508R
560P 2V3
SCOUT
8
RECONSTRUK.
FILTER
OUTPUT
9
TSTLD
CR1012 CR1019
33K 47K
HAUPTPLATTE
S1003
MAIN BOARD
19353-182.00 SCD 3390 RDS
1 4 19353-188.00 CHALLENGE CD
2 3
RANDOM/BAND/AS
CD/DISK -
CR1018
33K
S1006
BAUTEILWERT ´XX´ : NICHT BESTÜCKT
1 4
COMPONENT VALUE ´XX´ : NOT FITTED
2 3
TUNING
TUNING
BL-LED
LED LED
CR1030
CT1002
BC848C CT1003
BC848C
0R
CT1004
BC848C
8V3
page 3-7
13V9
BEL +U
R1024
10K
09.02.98
3 - 10