GRUNDIG Service
Chassis SE
2 -
RFin
VDD33
VDD33
XTALB
VDD33
N
1
0
VDD33
S
D
A
T
_
1
VDD33
IFAGC
V
C
T
R
L
2
N11
VDD33
VDD33
LNA_IP
LNA_IN
VDD33
IP
IN
VDD33
N04
VDD33
VDD33
V
C
T
R
LV
C
O
3
VDD33
N01
N02
N03
RFLBOUT_N
VDD33
VCTRL1
TR1_1
TR1_3
V
C
T
R
L
3
S
C
L
K
_
1
O
P
V
C
T
R
L
SAW_OP2
R
F
H
B
O
U
T
_
N
R
F
L
B
IN
_
N
R
F
L
B
IN
_
P
RFLBOUT_P
VDD33
RFAGC_CP
O
N
R
F
H
B
IN
_
N
R
F
H
B
O
U
T
_
P
LR49A_6
O
U
T
N
S
A
W
VDD33
VDD33
VDD33
LR49A_5
VDD33
O
U
T
P
S
A
W
LR49A_1
LR49A_2
ASIN
VDD33
VDD33
VDD33
VDD33
VDD33
R
F
H
B
IN
_
P
RFin1
VDD33
VDD33
TR1_5
VDD33
SAW_OP1
SAW_ON1
VDD33
3
C
G
A
F
R
P
C
_
C
G
A
TR1_4
N05
N06
N07
N08
E
S
D
X
T
A
L
O
U
T
IF-
IF+
V
D
D
3
3
XTALOUT
S_C_01
F5_2
F5_1
VDD33
SAW_ON2
XTALA
VDD33
VDD33
C161
10n
R103
150R
X100
16MHz XTAL
C146
220p
C109
8p2
C111
68p
R102
150R
R121
100R
C152
22p
C133
680p
C169
NC
C155
2u2
C136
1u
C165
100n
R110
5K6
C137
4u7
L108
5n6
R113
NP/0R
C162
1u
C100
68p
C131
NC
C135
100n
L104
39n
C130
100n
C102
22p
R115
2K2
C138
10n
C122
100n
L107
39n
C113
2p2
C147
33p
R108
10K
L112
220n
C114
2p2
C121
100n
3
2
1
D100
BAV99
R104
10K
C103
100n
C106
2p2
C167
2p2
T100
BC847B
C116
22p
C128
10n
R107
2K2
D101
BA591
R116
100R
R106
NC/75K
C127
680p
C140
10n
L100
39n
C117
15p
C115
8p2
R105
NC/75K
L101
39n
L103
27n
C163
1u
C124
39p
C132
1n
C166
15p
R118
10K
C156
5p6
C107
8p2
C149
330n
R122
100R
C142
680p
L105
NC
C154
220p
C158
10n
L110
39n
R111
5K6
C150
2u2
C153
22p
C112
10p
C159
100n
C134
680p
C108
22p
R101
150R
C171
100n
L102
5n6
C123
1n
2
3
4
1
TR100
DXW21BN7511T
1
2
3 4
5
6
7 8
F100
LR49A(1575MHz)
C101
68p
C110
10p
C164
1u
C157
1n8
C105
68p
R100
150R
C129
68p
C145
NC/10n
R109
2K2
C104
68p
2
3
4
5
1
F101
X7251D
C143
1u
C160
680p
R125
5K6
L109
27n
C151
4u7
C118
8p2
C126
56p
L106
47n
R119
NP/10K
R120
10K
C139
10n
RSSI
5
VDD3V_PDT
4
LNAINN
2
LNAINP
3
VDD3V_LNAVGA
1
VDD3V_LOOP
10
LOOPOUTN
9
LOOPOUTP
8
VDD3V_CMP
7
RFAGC_CP
6
VCTRL1
12
VDDPLL1
11
VDDVCO1
13
VDD_PFDCP1
14
VCCXTAL
15
XTALOUT
16
X
T
A
L
B
1
7
X
T
A
L
A
1
8
V
C
C
D
IO
1
9
V
D
D
P
F
D
3
2
1
V
D
D
V
C
O
3
2
4
V
D
D
P
L
L
3
2
0
V
C
T
R
L
3
2
2
V
C
T
R
LV
C
O
3
2
3
D
V
D
D
2
5
S
C
L
K
2
6
S
D
A
T
2
7
A
S
IN
2
8
O
N
2
9
O
P
3
0
V
D
D
_
IF
V
G
A
3
2
V
C
T
R
L
3
1
VCTRL2
48
V
D
D
V
C
O
2
4
9
VDD3V_LNABS
43
LNA_IP
45
LNA_IN
44
VDD3V_LNA
46
VDD3V_MIX
42
VDD3V_SAW1
41
SAW_OP1
40
SAW_ON1
39
SAW_OP2
38
SAW_ON2
37
AGC_CP
35
VDD3V_AGC
36
IP
33
IN
34
O
U
T
P
S
A
W
5
2
O
U
T
N
S
A
W
5
1
VDDPFD2
47
V
C
O
2
_
B
Y
P
A
S
S
5
0
V
D
D
S
A
W
5
3
V
D
D
M
X
5
4
R
F
L
B
in
_
n
6
0
R
F
L
B
in
_
p
6
1
V
D
D
_
H
R
M
5
7
R
F
L
B
o
u
t_
n
6
3
R
F
L
B
o
u
t_
p
6
4
R
F
H
B
in
_
n
5
5
R
F
H
B
in
_
p
5
6
V
D
D
_
N
o
tc
h
D
R
V
6
2
R
F
H
B
o
u
t_
n
5
9
R
F
H
B
o
u
t_
p
5
8
GND
65
IC100
MSR1200
C141
680p
L113
120R/100MHz
C168
100n
R114
4K3
C144
100n
C170
100n
C125
68p
R112
100R
R117
NP/8K2
C148
100n
AIFP
AIFN
RFAGC3
X
T
A
L
O
U
T
RSSI
I2C-SDA-Tuner
I2C-SCL-Tuner
IFAGC
IF-
IF+
VDD33
VDD33
VDD33
Zin = 200 Ohm
P
L
L
3
L
o
o
p
F
ilt
e
r
PLL2 Loop Filter
49mA
16mA
0.47mA
45mA
45mA
11mA
2mA
2mA
2
9
m
A
2
m
A
11
m
A
1
m
A
2
3
m
A
0.18mA
19mA
25mA
5.5mA
38mA
3.8mA
39mA
16mA
2
0
m
A
2
0
m
A
1
.5
m
A
6
4
m
A
5
0
m
A
3
7
m
A
1
2
m
A
1
2
m
A
0.16mA
0.16mA
H.P.F
3rd @40MHz H.P.F can attenuate 40dB @ 250KHz
L111
220n
C120
56p
VDD_Antena
VDD33
C119
1n
V
D
D
_A
nt
en
a
R123
NP/0R
TU_RSSI
R126
130K
R127
750K
C172
56p
C173
33p
C175
270p
C174
82p
L114
1u
L116
150n
L117
330n
R124
22K
C177
NC
S100
RFIN
i
PCB Rule
L118
220n
C178
56p
1
2
3
4
5
F102
LV01A 1575MHz)
C181
33p
C182
68p
L119
5.6nH
C180
2.2p
C179
2.2p
L120
4.7nH
Single ended SAW
in case of single ended SAW
place 68pF capacitor on L102 and L108
C183
1u
VDD33_LDO
VCC3.3-Sil_T
600mA
C184
100n
GND
GND
ADJ
1
VOUT
2
VIN
3
TAB
2
IC101
NCP1117DTAT5G
Pd=1W
Thermal pad required
R140
91R
R141
150R
C186
4.7u
VCC5V
C185
220u/16V
VDD33_LDO
RSSI/AMBILIGHT/2ND LED
AP1117
3
Thermal
Shutdown
1
2
V
out
Adj
1.25V
+
+
CURRENT
LIMIT
V
in
-
+
+
1
GND
(FIXED)
-
8
5
6
8
8
6
5
Tuner
(Onboard, PCB Index R-3)
Vorabversion
Preliminary Version
