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GRUNDIG Service
Chassisplatte / Chassis Board – Tuner YTS190R-5
TU301
DTT75416
L301
22uH
VCC5V
TP21
C306
C302
+5V_ST
470uF/16V
100nF
T303
TU_SCL
GND
BC807-40
TP16
R309
TU_SDA
10R
L303
SBY1005
R345
10R
R313
C307
1uF
(0R)
R314
3.3K
AGND
R316
1K
R318
5
2
51K
R322
T302
39K
BC847BPDW1T1
ANTPOWER: L- OFF, H- ON
System
AGND
Multysistem
No Secam L
R331
VCC-Tuner
NC/100R
A_IF
C330
R307
NC/10nF
NC/56R
Chassisplatte / Chassis Board – COFDM Demodulator YTS190R-5
SIF_IP
SIF_IM
VIFM
VIF
VIFP
GND
8
GND
R201
D_IF+
D_IF+
R203
D_IF-
D_IF-
IFAGC
IFAGC
C204
22nF
GND
VCC3.3V
AVDD
VCC3.3V
L204
TP12
SBY1005
C214
C215
1uF
1uF
GND
GND
TU302
ALPS
VCC-Tuner
A_IF
8
IFAGC
D_IF-
D_IF+
6
TU_SCL
TU_SDA
5
R308
TUN_AGC_OUT
NC/47K
1
5
TP17
VCC
VCC5V
2
C309
C327
3
4
GND
NC
100nF
GND
IC301
74LVC1G66GW
RF_AGC_CTL
VCC-Tuner
RF_AGC_CTL
TUN_AGC_OUT
ANTPOWER
AGND
F300
F301
VCC-Tuner
K9656M
K3958M
-
K2977M
SAW FLT. DRIVER
C332
C333
NC/100pF
NC/10nF
GND
GND
L306
R334
R332
NC/1uH
NC/680R
NC/6.8K
C304
10nF
R310
C311
NC/33R
R333
C331
NC/10nF
NC/1K
10nF
T330
R337
NC/BF799
0R
R321
NC
R335
R336
NC/1K
NC/20R
AGND
GND
GND
SIF_IP
SIF_IM
VIFM
VIFP
13
14
C216
AVDD
15
100nF
C217
GND
16
17
C218
100nF
18
100nF
AVDD
19
20
100R
21
C200
100nF
IFind
#IFind
22
23
100R
C203
100nF
24
C202
C201
C220
C223
22pF
22pF
100nF
100nF
GND
GND
R209
10K
R231
1k
R216
C208
33pF
10k
X200
VCC3.3V
(X201)
24MHZ
C209
33pF
GND
DVDD
VCC3.3V
PLLVDD
L201
L203
TP13
TP14
SBY1005
SBY1005
C221
C222
C228
1uF
1uF
1uF
GND
GND
GND
TU303
SHARP
VCC-Tuner
D301
R304
6.8K
NC
R301
RF_AGC
10K
R330
C310
(100K)
22nF
R311
0R
GND
T304
R315
NC/100k
RF_MON
RF_MON
R317
NC/BC847B
NC/220k
C301
NC/22pF
GND
SHOULDER
R302
R303
F301
6.8K
2.2K
HDAF389A7
D302
BA591
1
5
SIF_IP
SIF_IP
R306
2.2K
2
4
SIF_IM
SIF_IM
AGND
AGND
R305
T301
100k
BC847B
SIF_CTL
SIF_CTL
R312
100k
C308
10nF
AGND
AGND
AGND
1
5
VIFP
VIFP
2
4
VIF
L305
VIFM
1uH
VIFM
AGND
SHOULDER
F302
HDVF389A1DC
DVDD
9
C239
1nF
C211
2.2uF
DVDD
GND
GND
Vcore
48
GND
RF_AGC
47
AVDD_33
VDDC
46
GND
TS_DATA0
45
VREFM
TS_DATA1
44
VREFP
TS_DATA2
IC201
43
AVDD_33
TS_DATA3
MSB1210
42
ZIF_QM
TS_DATA4
41
ZIF_QP
TS_DATA5
40
ZIF_IM
TS_DATA6
39
ZIF_IP
TS_DATA7
38
GND
TS_VALID
37
XIN
TS_SYNC
GND
GND
GND
Vcore
PLLVDD
XOUT
VCC1.2V
Vcore
L202
TS_MDI7
TP15
R214
SBY1005
C229
C227
10K
1uF
1uF
GND
GND
2 - 9
GND
5
6
8
9
R205
SSIFO
C205
SIFP
100nF
47R
C210
R206
(1nF)
330R
R207
C212
SIFM
100nF
47R
GND
TS_MDI[7..1]
TS_MDI[7..1]
RF_AGC
RP202
4*33R
TS_MDI0
TS_MDI1
TS_MDI2
TS_MDI3
RP201
4*33R
TS_MDI4
TS_MDI5
TS_MDI6
TS_MDI7
R212
33R
TS_MIVALID
TS_MIVALID
R215
33R
TS_MISYNC
R204
33R
TS_MICLK
C238
C237
NC
NC
10K
R227
EMC icin
GND
R226
10K
VCC3.3V
R224
100R
I2C-SCL
R225
100R
I2C-SDA
R219
4.7K
R218
4.7K
VCC5V
R229
100R
TUN_RESET
R223
100R
TU_SDA
R222
100R
TU_SCL
C206
C207
5
22pF
22pF
GND
GND
C224
R211
CVBSOUT
TS_MDI6
47R
R213
100nF
R221
C225
1k
9
10K
(100pF)
GND
Chassis DB
SIFP
SIFM
RF_AGC
TS_MDI0
TS_MISYNC
TS_MICLK
6
I2C-SCL
I2C-SDA
5
TUN_RESET
TU_SDA
TU_SCL
6
TV_CVBS+
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