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Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
Hauptplatte UMS 11 / Main Board UMS 11
KV1236Z
VD500
L500
2
4
6
1
3
0.1UF
CON500
5
7
C534
4
AM ANT.
3
TERMINAL
2
GND
Q500
1
2SC3330
75 OHM
L501
R542
6
1
4.7K
5
2
4
3
0.1UF
IC506
FRONT END
1
2
3
4
5
6
7
8
AGND
C579
0.1UF
2SB1240
Q512
4.7K
R515
4.7K
R530
330R
R510
1K
R502
Q513
2SB1240
2SC3330
Q508
+12V
+5V
R607
1
TUNER EN
2
RDS SYNC
3
RDS CLK
4
RDS DATA
5
PLL CE
6
PLL DO
7
PLL DI
8
1K
R592
SYS CLK
9
SD
10
ST
1
3 - 7
UMS 11 ... UMS 12-S
2SC3330
470P
96276
IFT502
C524
R524
100K
C522
0.1UF
R521
Q503
100PF
2SC3330
10K
Q506
C526
96276
10K
IFT501
R526
330PF
2SC3330
C525
R523
R522
R520
Q504
Q505
8.2K
10K
10K
C521
2SC3330
2SC3330
0.1UF
47R
R593
10.7HY
CF500
10.7HY
CF502
C520
R516
Q507
2SC2999
150R
1000PF(NPO)
R514
330R
0.01UF
C516
R517
10K
CE524
2.2K
R564
CE529
47UF/10V
R532
2.2K
3.3UF/16V
30PF
C518
20 19 18 17 16 15 14 13 12 11
IC504 LC72131
C519
1
2
3
4
5
6
7
8
30PF
R543
1K
R589
2.2K
1K
R590
R591
1K
+
3
2
GND
FM FRONTEND
7
Ant1
IF Out
Fa
F 10.7MHz
Fo
If
8
Osc Out
GND
fo = f in + f if
VT
MT
MT
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
1UF/50V
4.7K
CE512
R504
1UF/50V
CE511
R503
4.7K
24 23
22
21
20
19
18
17
16
15 14 13
IC500 LA1832
1
2
3
4
5
6
7
8
9
10
11
12
2.2UF/50V
CE505
R505
IFT500
3.3K
7
5
1
CE506
2
1UF/50V
4
3
6
R511
10K
+5V
Q514
2SA1317
R512
10K
9
10
1N4148
D501
D502
1N4148
C563
100PF
3 - 8
LC75394 (DO)
LC75394 (CE)
SYSTEM MUTE
STANDBY
9514
LPF500
15K
R563
9514
Woofer_R-CH
LPF501
15K
Woofer_L-CH
R562
Woofer_Out
+5V
L502
47UH
4K7
R534
9014
CE535
Q515
47UF
470k
330K
R538
R539
IC505
560P
C531
47P(NPO)
9
8
100n
1K5
3K3
10
7
C528
220K
C530
R537
R540
11
6
12
5
R602
Q516
13
4
C529
9018
14
3
330P(NPO)
R533
15
2
CE510
16
1
2K2
C527
22UF
82P(NPO)
SAA6579T
100P
100P
C591
100P
C592
C593
CON504
22V(AC)
22V(AC)
14V(AC)
GND
14V(AC)
UMS 11 ... UMS 12-S
R600
1K
4
3
2
1K
R601
1
CON502
CON508
1
2
AGND
3
4
H-Control
5
-12V
-12V
6
7
AGND
+12
R555
22K
4.7K
5
4
3
2
1
GND
IN
OUT
IC502
7912
0.1UF/100
2SD20
Q52
R604
56R
12V_A
PGND
GRUNDIG Service
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