GRUNDIG Service
Chassis E4
3 -
Hauptteil / Main Part - X1X.190
AGC
1
n.
c.
2
AS
3
S
C
L
4
SD
A
5
+
5V
6
+
5V
7
n.
c.
8
+
33
V
9
IF
1
10
IF
2
11
GND4
15
GND3
14
GND2
13
GND1
12
TU101
TUNER
L102
10uH
C131
10u/63V
C165
33p
R157
12k
C166
68p
C118
47u/16V
C146
100n
C137
100u/16V
L108
10uH
5V
3.3V
R119
100R
R203
100R
C203
47u/16V
C144
100n
C143
100n
R215
180R
L104
10uH
R216
180R
L105
10uH
R202
100R
R217
1k
C136
100u/16V
R218
1k
R211
15k
R212
15k
R210
15k
R224
3.9k
R206
75R
3.3V
R205
75R
R204
75R
R207
75R
R208
75R
R201
2.2k
R170
100R
T203
BC848
R168
100R
R169
100R
R142
10k
R180
47k
C168
100p
C208
1n
C209
1n
C205
220p
C206
220p
C213
470p
C214
470p
C160
47n
C161
47n
C159
47n
R124
100R
R214
75R
C152
1n
C162
47n
R172
100R
R174
390R
R176
100k
R177
27k
R165
1k
R171
100R
C142
100n
C153
1n
C145
100n
C167
100u/16V
L106
10uH
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
21
19
17
SK201
SCART
8V
ST
AT
US
C207
220p
R178
27k
3.3V
R117100R
R114
3.3k
R118
100R
R121
100R
R122
3.3k
R167
100R
R166
100R
R107
3.3k
R108
3.3k
5V
GND
Audio_GND
C155
220n
C156
220n
C154
2.2n
C148
4.7n
R102
15k
C140
100n
C134
2.2u/50V
C174
4.7u/50V
C150
1n
C141
100n
R163
100R
R164
100R
C135
100u/16V
C139
100n
L103
10uH
8V
C133
1u/50V
R173 39k
R162
680R
R161
3.9k
R184
100k
C132
10u/63V
C149
3.3n
C138
10n
IF_IN
1
NC
2
C_AGC
3
C_REF
4
NC
5
AM_OUT
6
AM_IN
7
AF_OUT
8
EXT_IN
9
SWITCH
10
V_P2
11
MUTE
12
GND
13
V_P1
14
NC
15
IF_IN
16
IC104
TDA9830
C125
4.7u/16V
C124
4.7u/16V
T107
BC848
R150
47k
R153
2.2k
D102
BA682
R154
6.8k
C126
47u/16V
C127
47n
R303
15k
R302
1.8k
+INA
1
NC
2
-INA
3
GND
4
GND
5
OUTA
6
NC
7
VCC
8
NC
9
NC
10
OUTB
11
GND
12
GND
13
-INB
14
NC
15
+INB
16
IC301
TDA2822
C172
10n
C302
2.2n
R183
220R
R151
47k
R152
2.2k
C304
100n
L101
10uH
C305
100n
R155
100R
1
2
3
X301
SPEAKER
C307
220u/25V
C303
10n
12.5V
R306
4.7R 1.5W
1
2
3
4
5
F101
K9656M
T301
BC848
C116
4.7u/50V
C306
10u/63V
R305
4.7R
R304
4.7R
D103
1N4148
C129
47p
C128
47p
R158
100R
R159
100R
C102
10n
C113
100p
C114
100p
R147
1k
R185
2.7k
C175
4.7n
C176
820p
T108
BC848
R186
390k
R149
1k
R188
270R
R187
680R
C177
22n
C151
1n
VS
OUT
GND
IC102
TSOP1838
R131
150R
C115
47u/16V
SW103
VOL+
SW102
SELECT
SW101
VOL-
R126
1.5k
R125
680R
R110
1.5k
1
3
4
5
6
2
X101
SERVICE
D101
LED
3.3V
E
0
1
E
1
2
E
2
3
GND
4
S
D
A
5
S
C
L
6
M
O
D
E
_W
C
7
VC
C
8
IC103
24C08AN 10SI-2.7
R115
3.3k
R116
3.3k
3.3V
C119
470n
8V
8V
T109
BC848
R181
4.7R
R190
180R
C169
220p
R189
390R
L109
*#*
*#*
*#* siehe Ersatzteilliste
*#* see parts list
R191
470R
C170
47u/16V
R192
560R
D104
1N4148
R139
100R
C110
1n
R140
100R
R144
47k
T111
BC848
T103
BC848
R148
1k
R182
2.2k
R146
1k
R145
1.5k
R137
10k
R143
47k
T106
BC858
C117
1u/63V
C109
1n
8V
3.3V
33V
R160
100R
C103
10n
1
2
3
4
5
X103
KEYBOARD
3.3V
C163
47n
C164
1u/50V
C112
T102
BC848
R130
2.7k
150R
R128
100k
C121
47n
R127
10k
3.3V
C111
10n
R113
3.3k
8V
R112
0R
J201
0R/NO_FAV
1
2
3
4
5
6
X104
RGB
8V
R301
15k
SECAM AM
3.3V
C122
100n
3.3V
AV_SEL
MUTE
STATUS
ONLINE
L/L'
H
O
U
T
F
B
IS
O
VDRA
VDRB
V
G
R
D
6V
R132
1k
ZD101
5.1V
R133
100R
R141
10k
AUDIO OU
T
AUDIO IN
CVBS EX
T
FBAS IN
F103
PROT
SDA
SCL
C301
10n
L/L'
AM_OUT
IF
L/L'
IF
AM_OUT
L110
1uH
C101
10n
R101
3.3k
C308
470n
C104
10n
R238
100R
R239
100R
R240
100R
SCL
SDA
D107
1N4148
D106
1N4148
D105
1N4148
KEYB
AOUT
C171
220n
8V
R103
100R
R104
3.3k
KEYB
SDA
SCL
SCL1
SDA1
SDA1
SCL1
R105
100R
AOUT
8V
R236
47R
C201
10u/63V
15k
3.3V
Q101
12MHz
MU
T
E
KEYB
R111
0R
R194
100R
R250
0R
1
2
3
5
4
F102
G1985M
R196
1k
C105
10uF/63V
R109
2.2k
3.3V
CAB. 2A
CAB. 3A
CAB. 2B
CAB. 3B
R223
100R
R220
100R
C210
100p
C204
100p
R106
0R
C106
100n
ZD102
3.3V
R308
1M
R120
270k
C107
47p
C108
47p
HOTEL TV
HOTEL TV
P1.2/INT0
64
P1.1/T0
63
P1.0/INT1
62
VDDP
61
RESET
60
XTALOUT
59
XTALIN
58
OSCGND
57
VDDC
56
VPE
55
VDDA
54
BO
53
GO
52
RO
51
BLKIN
50
IFVO/SVO
38
B2/UIN
48
BCLIN
49
G2/YIN
47
R2/VIN
46
INSSW2
45
AUDOUT/AMOUT
44
CHROMA
43
CVBS/Y
42
GND1
41
CVBSINT
40
VP1
39
PLLIF
37
EHTO
36
AUDEXT/QSSO/AMOUT
35
FBISO
34
HOUT
33
P1.3/T1
1
P1.6/SCL
2
P1.7/SDA
3
P2.0/TPMW
4
P3.0/ADC0/PWM0
5
P3.1/ADC1/PWM1
6
P3.2/ADC2/PWM2
7
P3.3/ADC3/PWM3
8
VSSC/P
9
P0.5
10
P0.6
11
VSSA
12
SECPLL
13
VP2
14
DECDIG
15
PH2LF
16
PH1LF
17
GND3
18
DECBG
19
AVL/EWD
20
VDRB
21
VDRA
22
IFIN1
23
IFIN2
24
IREF
25
VSC
26
TUNERAGC
27
AUDEEM/SIFIN1
28
DECSDEM/SIFIN2
29
GND2
30
SNDPLL/SIFAGC
31
AVL/SNDIF/REFO/AMOUT
32
IC101
TDA9345
R123
0R
R134
0R
100p
C178
10n
R129
R197
100K
R193
R198
0R
B
C
LI
N
E
H
T
O
20
16
15
6
12
17
13
26
23
21
22
24
25
)
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&
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