Grundig STR 2300 FR, Руководство по обслуживанию

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Circuits imprimés et schémas électriques / Circuit Diagrams and Layout of PCBs STR 2300 FR Circuits imprimés et schémas électriques / Circuit Diagrams and Layout of PCBs STR 2300 FR
GRUNDIG Service GRUNDIG Service 3 - 3 3 - 4
GND ADDR SDA SCL
nc nc nc
+29V
BB
+5V AGC LNB
LNB
SAMSUNG
TUN100
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
TBCE18110IGP
SDA SCL
FM-AUD BB-VID
+29V-TUNER
+5V
10
Alle Spannungen gemessen ohne Eingangssignale
Toutes les tension sont mesurées sans signal d'entrée
All voltages measured without aerial signals
4K7
R114
4K7
R115
330R
R113
100R
R112
270R
R111
470R
R110
0R
R109
100pF
C103
56pF
C101
47pF
C100
2200uF
16V
C102
10uF
16V
C104
4u7H
L101
BC847
Q105
BC857
Q104
TIP30A
+V/T
LNB-OFF
Q304
4K7
R305
270K
R311
4K7
R302
1R3
R301
1K
R303
10K
R304
10K
R306
1K
R308
8K2
R312
4K7
R313
3K6
R314
680R
R309
680R
R310
10K
R307
100nF
C302
4n7F
C304
10nF
C305
100pF
C307
100uF
25V
C301
BC847
Q308
BC847
Q303
BC847
Q307
BC847
Q305
BC847
Q306
BC857
Q301
BC857
Q302
BZX79B6V8
D301
100nF
C308
+21V
22KHZ DISEQC H/V
4k7
R315
18K
R316
4K7
R317
SAT-Tuner mit LNB-Versorgung
Tuner-SAT avec alimentation LNB
SAT Tuner with LNB Supply
1K
R458
10K
R409
2K2
R417
4K7
R412
1N4148
D401
+5V
CSYNC
+12V
NO-SYNC
PK-SYNC
6
180K
R457
10K
R454
10K
R416
180K
R411
270K
R410
56R
R459
270K
R414
22K
R415
10nF
C452
1uF
50V
C408
BC847
Q403
BC847
Q402
BC847
Q404
1N4148
D407
1N4148
D408
5
Sync-Abtrennung / Séparateur-synchro / Sync Separator
10uF
16V
C409
S1VIDO
11
2K2
R460
470R
R462
100R
R461
470pF
C453
100nF
C454
BC847
Q460
M37471M4
IC600
FAC
ST24C08
IC601
1
2
3
4
5
6
7
8
SDA
SCL
PK-SYNC
OSD-CS
OSD-SCK
DISEQC
+5V
+5V
+5V
LNB-OFF
VCR-P8I NO-SYNC INT
-CLK
OSD-RESET
STBY
H/V
OSD-SDA
Steuer-Prozessor
Processeur de
commande
Control Processor
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
4K7
R604
4K7
R614
4K7
R615
4K7
R615
4K7
R617
470R
R603
10K
R605
470R
R602
470R
R601
47pF
C602
47pF
C601
10uF
16V
C606
BC847
Q600
8MHz
XT601
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
P5.3
P1.7 / SRDY
P1.6 / CLK
P1.5 / SOUT
P1.4 / SIN
P1.3 / T1
P1.2 / T0
P1.1
P1.0
P2.7 / IN7
P2.6 / IN6
P2.5 / IN5
P2.4 / IN4
P2.3 / IN3
P2.2 / IN2
P2.1 / IN1
P2.0 / IN0
VREF
XIN
XOUT
Vss P5.2
P0.7
P0.6
P0.5
P0.4
P0.3
P0.2
P0.1
P0.0
P4.3
P4.2
P4.1
P4.0
P3.3 / CNTR1
P3.2 / CNTR0
P3.1 / INT1
P3.0 / INT0
RESET
P5.1 / XCOUT
P5.0 / XIN
Vcc
220R
R608
220R
R607
PL602
1 2 3 4
1N41
D60
1n5F
+12V
51K
R405
3K3
R404
10K
R401
27K
R403
1M
R406
1K5
R402
220nF
C401
1nF
C403
C402
1n5F
C404
100nF
C405
BC857
Q401
10K
R463
5K1
R466
15K
R465
39pF
C461
10uF
16V
C460
FM-AUD
470R
R424
1K
R431
47pF
C412
10nF
C413
100nF
C414
27uH
L403
+12V
1K5
R425
5K1
R426
10K
R423
10nF
C445
100pF
C411
100uF
16V
C444
10uF
16V
C410
LK400
+12V
FILT-VID/T
BC847
Q407
3K3
R428
470R
R422
560R
R430
470R
R429
470R
R427
470R
R456
100pF
C459
10nF
C415
56pF
C419
12pF
C418
56pF
C420
12pF
C422
100pF
C421
68pF
C423
18uH
L402
12uH
L401
BB-VID
S1VIDO
DEC-AUDOL DEC-AUDIR DEC-AUDIL
DEC-VIDI TV
-AUDOL
TV
-AUDOR
DECVIDO VCR-VIDI
VCR-AUDIR VCR-AUDIL
VIDEEM1/T
VIDEEM2/T
S2VIDO
VCR-AUDOR VCR-AUDOL DEC-AUDOR
51K
R407
1n5F
C406
2 R448
2 R449
39K
R450
10nF
C440
22KHZ
47pF
C450
47pF
C451
INT
-CLK
1nF
C443
+5V
100uF
16V
C448
10uF
16V
C436
BZT52CC8V2 D411
BZT52CC8V2 D410
+12V
VREF/T
CPUMPR/T
10nF C446
100uF
16V
C447
10uF
16V
C427
HA
J17 L
PK IN L
LEVEL L
PK OUT L
PK OUT R
J17 R
I/O/22KHz S3 OUT R
S3 OUT L
S3 RTN R
S3 RTN L
S3 VID OUT
S3 VID RTN
S1 VID RTN
LEVEL R
PK IN R
S2 OUT R
CLAMP IN
S2 OUT L
S2 VID RTN
VOL L
S2 VID OUT
S1 VID OUT
VOL R
FC R
XTL
Vdd 5V
GND 5V
CPUMP L
DET L
U75 L
AMPLK L
AGC R
A GND L
V ref
A 12V
AMPLK R
DET R
U75 R
CPUMP R
I ref
FC L
AGND R
SDA
SCL
AGC L
FM IN
S2 RTN R
S2 RTN L
B-BAND IN
V GND
VIDEEM1
V 12V
VIDEEM2/22KHz
UNCL DEEM
STV0056A
IC400
Signalverarbeitung
Traitement du signal
Signal Processing
3.6V
2.4V
1.7V
2.7V
4.8V
1.6V
1.6V
4.8V
2.6V
2.7V
4.9V
3.7V
2.4V
12V
2.5V
0V
2.5V
4.7V
4.7V
2.4V
4.7V
4.7V
4.6V
0V
0V
0V
3.6V
2.3V
1.6V
3.4V
3.4V
2.3V
4.8V
2.2V
2.3V
1.4V
12V
2.4V
0V
4.6V
1.3V
2.3V
2.4V
4.8V
0V
5V
4.0V
2.6V
2.2V
5V
5V
5V
2.5V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
Synoptique du chassis / General Circuit Diagram