Grundig XEPHIA 42 PW 110-5501 TOP, Руководство по обслуживанию

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GRUNDIG Service Chassis P7
2 - 2
Tuner
12
26.06.2005
AGC
1
TU
2
AS
3
SCL
4
SDA
5
NC
6
VCC+5V
7
NC/ADC
8
VST
9
NC
10
IF1
11
UV1316T
TU825
1
2
3
4
5
X6966D
SAW825
1u
H
L8
26
1NF
*
C840
1N
*
C841
1
2
3
4
5
X6966D
SAW827
100pF
*
C845
100pF
*
C847
1N4148
D829
L827
1K
R8
4
2
6K8
*
R906
2K2
R902
GND
GND
C849
GND
BC848B
Q827
33K
*
R908
4K7 *
R851
100N
*
C831
GND
GND
GND
100N
*
C825
22K
*
R873
22R
*
R898
GND
220N
*
C864
220N
*
C862
150R
*
R894
1N5
*
C874
GND
47R
*
R835
470N C857
GND
100pF
*
C844
GND
100R
*
R856
*
R825
12K
*
R890
*
R892
1N4148
D826
470N 63V
C860
L8
L832
29
47U50V
C854
GND GND
GND
AM_SOUND
0R
*
J825
100R
*
R859
100R
*
R855
100R
*
R863
100R
*
R861
SCL_5V
SDA_5V
SCL_5V
SDA_5V
QSS_MAIN
100R
*
R853
GND
GND
GND
GND
470N
63V
C858
10N C881
10N
C883
390pF
*
C885
GND
5K6
*
R896
BC848B
Q825
1K
R840
GND
*
R875
* C876
BC848B
Q829
1K
R844
GND
75R
*
R877
4N7
*
C878
47R
*
R837
47R
*
R836
100N
*
C832
GND
AGC
1
TU
2
AS
3
SCL
4
SDA
5
NC
6
VCC+5V
7
NC/ADC
8
VST
9
NC
10
IF1
11
UV1316T
TU826
1
2
3
4
5
X6966D
SAW826
1
uH
L8
25
1
N
F
*
C
83
9
1NF
*
C842
1
2
3
4
5
X6966D
SAW828
100pF
*
C846
100pF
*
C848
1N
41
48
D
83
0
1uH
L828
1K
R843
6K8
*
R907
2K2
*
R903
GND
GND
10U50V
C850
GND
BC848B
Q828
33K
*
R909
4
K
7
*
R852
100N
*
C830
GND GND
GND
100N
*
C826
22K
*
R874
22R
* R899
GND
220N
*
C865
220N
*
C863
150R
*
*
R895
1N5
*
C875
GND
47R
*
R834
470N
63V C856
GND
100pF
*
C843
GND
100R
*
R858
10K
*
R826
12K
*
R891
47K
*
R893
1N4148
D827
470N
63V
C861
1uH
L830
47U50V
C855
GND GND
GND
100R
*
R860
100R
*
R857
100R
*
R864
100R
*
R862
SCL_5V
SDA_5V
SCL_5V
SDA_5V
QSS_PIP
100R
*
R854
GND
GND
GND
GND
470N
00P200
63V
C859
10N
10N
C882
C884
390pF
*
C886
GND
5K6
*
R897
BC848B
Q826
1K
R841
GND
75R
*
R876
4N7
*
C877
220N
*
C867
220N
*
C872
220N
*
C868
220N
*
C869
220N
*
C870
220N
*
C871
220N
*
C873
GND
220N
*
C866
10
0R
10
0R
*
R
86
5
S
CL
_5
V
S
D
A
_5
V
*
R
86
6
GND
75R
*
R878
75R
*
R880
75R
*
R883
75R
*
R884
75R
*
R888
75R
*
R886
33pF
*
C894
33pF
*
C895
33pF *
C890
*
C891
33pF
*
C892
33pF
C893
SCART2_CVBS_IN
GND
GND
GND
GND
GND
GND
SCART1_CVBS_IN
GND
10K
*
R
82
9
10K
*
R
83
0
10K
*
R
83
1
10K
*
R
83
2
10K
*
R
83
3
10K
*
R
82
8
GND
75R
*
R879
75R
*
R881
75R
*
R885
75R
*
R882
75R
*
R889
75R
*
R887
100R
*
R867
100R
*
R868
100R
*
R869
100R*
R870
100R
* R872
100R*
R871
BC848B
Q830
BC848B
Q831
BC848B
Q832
BC848B
Q833
BC848B
Q834
BC848B
Q835
1K
R845
1K
R847
1K
R849
1K
R850
1K
R846
1K R848
GND
GND
GND
GND
GND
GND
TELETEXT_CVBS
SCART2_CVBS_OUT
SCART3_CVBS_OUT
PIP_V
MAIN_V
100N
*
C835
22U50V
C897
47R
*
R839
150K
*
R900
150K
* R901
GND
0R
*
J829
GND
1uH
L831
100U50V
C901
100U50V
C900
100N
*
C836
GND
+5
V
_I
F
_I
C
_R
P
+5V_IF_IC_RP
+5V_IF_IC_RP
+5V_IF_IC_MAIN
+5V_IF_IC_MAIN
+5V_IF_IC_MAIN
+5V_IF_IC_MAIN
+5V_IF_IC_MAIN
+5V_IF_IC_RP
+5V_IF_IC_RP
+5V_IF_IC_RP
100N
* C827
100U16V
C837
GND
100N
C828
100N
C241
100U16V
C838
GND
VIF1
1
VIF2
2
OP1
3
FMPLL
4
DEEM
5
AFD
6
DGND
7
AUD
8
TOP
9
SDA
10
SCL
11
SIOMAD
12
NC
13
TAGC
14
REF
15
VA GC
16
CVBS
17
AGND
18
VPLL
19
VP
20
AFC
21
OP2
22
SIF1
23
SIF2
24
TDA9886
U825
VIF1
1
VIF2
2
OP1
3
FMPLL
4
DEEM
5
AFD
6
DGND
7
AUD
8
TOP
9
SDA
10
SCL
11
SIOMAD
12
NC
13
TAGC
14
REF
15
VA GC
16
CVBS
17
AGND
18
VPLL
19
VP
20
AFC
21
OP2
22
SIF1
23
SIF2
24
TDA9886
U826
BZX55C33
D831
GND
0R
*
J828
GND
1N4148
D828
0R
*
J831
0R
*
J830
R
T2_CVBS
CA VI DEO
J832
270pF
*
C898
GND
RCA VI DEO
J833
270pF
*
C899
GND
TUN1_CVBS
TUN2_CVBS
AV _CVBS_IN
VSW_8V
VSW_8V
VSW_8V
VSW_8V
VSW_8V
VSW_8V
VSW_8V
AV _CVBS_OUT
TU
N
2_
C
V
B
S
NOISE_Port
L_
LP
_2
IF2_PIP
IF1_PIP
+33V_IF_2
TUN2_AGC
TUN1_CVBS
T1_CVBS
L_LP
IF2
IF1
L_LP
TUN1_AGC
IF1
IF2
+33
3
V_IF_1
T1_CVBS
TUN2_AGC
AM_PIP
AM_PIP
TUN1_AGC
+33V_IF_1
SC1_V_OUT
3216
L834
CLK
4
INPUT
1
INPUT
5
INPUT
10
INPUT
8
INPUT
3
INPUT
6
INPUT
11
PROG
7
INPUT
20
OUTPUT
15
OUTPUT
13
OUTPUT
14
OUTPUT
16
OUTPUT
18
OUTPUT
17
DATA
2
VCC
9
GND
19
GND
12
TEA6415
U827
*
J827
0R
*
J826
GND
GND
+8V
+5V
+5V
L833
L4
R1/4W-P400 1uH
R1/4W-P400 1uH
+5V
TP827
TP829
TP830
TP832
TP835
TP836
TP838
TP843
TP844
TP851
TP858
TP860
TP857
TP841
TP840
TP839
TP834
TP825
TP846
TP842
TP845
TP854
TP859
TP861
TP862
TP848
TP856
TP826
TP828
TP831
100N
C904
*
C903
GND
GND
*
C902
100N
*
C905
GND
GND
10N
C906
GND
QUARZO-VERT
Y825 Y826
TP539
TP538
*
C37
*
C38
GND
C39
+3 V_IF
100U50V
C224
100U50V
C223
+33V_IF_2
C236
100n 100U16V 100U50V
C235
GND
C40
BC848B
Q8
1K
R32
GND
75R
R31
0 R
J31
47R
R33
47R
R34
SC1_VOUT
21
20
1
2
3
¡
1
2
3
)