GRUNDIG Service
Chassis KU
2 - 11
Chassisplatte / Chassis Board – HDMI
R825
220R
R801
10K
R800
1K
C803
100nF
C806
100nF
TP34
TP61
TP62
TP38
C804
100nF
I2C address at A0
TP47
TP48
EDID_WP
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D805
NC
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D803
NC
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D813
NC
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D812
NC
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D802
NC
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D801
NC
C805
100nF
I2C address at A0
TP54
TP55
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D810
NC
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D808
NC
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D800
NC
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D806
NC
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D807
NC
CH1-
1
CH1+
2
GND
3
CH2-
4
CH1+
5
NC 6
NC 7
GND 8
NC 9
NC 10
D811
NC
TP28
TP29
TP42
TP43
TP51
TP58
TP59
1
3
2
T800
BC847B
R804 47K
HDMIC-HPDIN
HDMIB-HPDIN
1
3
5
7
2
4
6
8
R816
4.7K
1
3
5
7
2
4
6
8
R824
4.7K
1
3
5
7
2
4
6
8
R820
4.7K
1
3
5
7
2
4
6
8
R808
4.7K
EE_WP1
EE_WP2
EE_WP3
EE_WP0
SCL
1
GND
2
SDA
3
VCC
4
WP
5
IC801
CAT24C02TDI-GT3A
SCL
1
GND
2
SDA
3
VCC
4
WP
5
IC802
CAT24C02TDI-GT3A
SCL
1
GND
2
SDA
3
VCC
4
WP
5
IC803
CAT24C02TDI-GT3A
SCL
1
GND
2
SDA
3
VCC
4
WP
5
IC804
CAT24C02TDI-GT3A
TP39
TP49
TP56
TP63
TP41
2
1
6
T803B
2
1
6
T802B
BC847BDW1T1
5
4
3
T801A
BC847BDW1T1
5
4
3
T802A
2
1
6
T801B
1
3
5
7
2
4
6
8
R811
100K
R810
10K
VCC3V3
EE_WP0
EE_WP1
EE_WP3
EE_WP2
EE_WP5
5
4
3
T803A
BC847BDW1T1
EDID_WP
1
3
5
7
2
4
6
8
R813
100K
EE_WP5
TP50
TP57
TP64
TP45
TP67
HDMIB-RX1_P
HDMIB-RX2_N
HDMIB-RX1_N
HDMIB-RX2_P
HDMIB-RX0_N
HDMIB-RX0_P
HDMIB-CLK_N
HDMIB-CLK_P
HDMIB-5V
HDMIB-SCL
HDMIB-SDA
HDMIB_HPDIN
HDMIB_CEC
HDMIB-RX1_P
HDMIB-RX2_N
HDMIB-RX1_N
HDMIB-CLK_N
HDMIB-CLK_P
HDMIB-5V
HDMIB-SCL
HDMIB-SDA
HDMIB_HPDIN
HDMIB_HPDIN
HDMIB-5V
HDMIB-SDA
HDMIB-SCL
HDMIB-CLK_N
HDMIB-CLK_P
HDMIB-RX0_N
HDMIB-RX0_P
HDMIB-RX0_N
HDMIB-RX0_P
HDMIB-RX1_N
HDMIB-RX1_P
HDMIB-RX2_N
HDMIB-RX2_P
HDMIB-RX2_P
HDMIB_HPDIN
HDMIB-5V
HDMIB-5V
HDMIB-SCL
HDMIB-SDA
HDMIC-5V
HDMIC-SCL
HDMIC-SDA
HDMIC_HPDIN
HDMIC-5V
HDMIC_HPDIN
HDMIC-SCL
HDMIC-SDA
HDMIC-5V
HDMIC-RX1_P
HDMIC-RX2_N
HDMIC-RX1_N
HDMIC-RX2_P
HDMIC-RX0_N
HDMIC-RX0_P
HDMIC-CLK_N
HDMIC-CLK_P
HDMIC-5V
HDMIC-SCL
HDMIC-SDA
HDMIC_HPDIN
HDMIC-RX1_P
HDMIC-RX2_N
HDMIC-RX1_N
HDMIC-RX2_P
HDMIC-RX0_N
HDMIC-RX0_P
HDMIC-CLK_N
HDMIC-CLK_P
HDMIC-5V
HDMIC-SCL
HDMIC-SDA
HDMIC_HPDIN
HDMIC-RX1_P
HDMIC-RX2_N
HDMIC-RX1_N
HDMIC-RX2_P
HDMIC-RX0_N
HDMIC-RX0_P
HDMIC-CLK_N
HDMIC-CLK_P
HDMIA-5V
HDMIA-SCL
HDMIA-SDA
HDMIA_HPDIN
HDMIA-5V
HDMIA_HPDIN
HDMIA-5V
HDMIA-SDA
HDMIA-SCL
HDMIA-RX1_P
HDMIA-RX2_N
HDMIA-RX1_N
HDMIA-RX2_P
HDMIA-RX0_N
HDMIA-RX0_P
HDMIA-CLK_N
HDMIA-CLK_P
HDMIA-CLK_N
HDMIA-CLK_P
HDMIA-RX0_N
HDMIA-RX0_P
HDMIA-RX1_N
HDMIA-RX1_P
HDMIA-RX2_N
HDMIA-RX2_P
HDMIA_HPDIN
HDMIA-5V
HDMIA-SDA
HDMIA-SCL
HDMIA-CLK_N
HDMIA-CLK_P
HDMIA-RX0_N
HDMIA-RX0_P
HDMIA-RX1_N
HDMIA-RX1_P
HDMIA-RX2_N
HDMIA-RX2_P
HDMIA-5V
HDMIA-SCL
HDMIA-SDA
HDMIB-5V
HDMID-5V
HDMID-5V
HDMID-SDA
HDMID-SCL
HDMID-5V
HDMID-5V
C
E
C
-I
M
D
H
C
E
C
_
B
I
M
D
H
HDMIB-CLK_N
HDMIB-CLK_P
HDMIB-RX0_N
HDMIB-RX0_P
HDMIB-RX1_N
HDMIB-RX1_P
HDMIC-RX0_P
HDMIC-RX0_N
HDMIB-RX2_P
HDMIB-RX2_N
HDMIC-RX1_N
HDMIC-RX1_P
HDMIC-RX2_N
HDMIC-RX2_P
HDMIC-CLK_N
HDMIC-CLK_P
HDMIA-CLK_N
HDMIA-RX1_N
HDMIA-CLK_P
HDMIA-RX1_P
HDMIA-RX0_N
HDMIA-RX2_N
HDMIA-RX0_P
HDMIA-RX2_P
HDMIB_CEC
HDMIB_CEC
HDMI-ARC
HDMIB
HDMIB-SCL
HDMIB-SDA
HDMIB-RX0_N
HDMIB-RX0_P
HDMIB-RX1_N
HDMIB-RX1_P
HDMIB-RX2_N
HDMIB-RX2_P
HDMIB-CLK_N
HDMIB-CLK_P
HDMIB-SDA
HDMIB-SCL
HDMIB-HPDIN
HDMIB
HDMIB-HPDIN
HDMIC
HDMIC-SCL
HDMIC-SDA
HDMIC-RX0_N
HDMIC-RX0_P
HDMIC-RX1_N
HDMIC-RX1_P
HDMIC-RX2_N
HDMIC-RX2_P
HDMIC-CLK_N
HDMIC-CLK_P
HDMIC-SDA
HDMIC-SCL
HDMIC-HPDIN
HDMIC
HDMIC-HPDIN
HDMIA-SCL
HDMIA-SDA
HDMIA-HPDIN
HDMIA
HDMIA-RX0_N
HDMIA-RX0_P
HDMIA-RX1_N
HDMIA-RX1_P
HDMIA-RX2_N
HDMIA-RX2_P
HDMIA-CLK_N
HDMIA-CLK_P
HDMIA-SDA
HDMIA-SCL
HDMIA-HPDIN
HDMIA
1
3
5
7
2
4
6
8
R806
10K
HDMIB-5V
HDMIC-5V
1
3
5
7
2
4
6
8
R809
10K
HDMIA-5V
HDMID-5V
TP46
RX2+
1
GND2
2
RX2-
3
RX1+
4
GND1
5
RX1-
6
RX0+
7
GND0
8
RX0-
9
CLK+
10
GND_CLK
11
CLK-
12
CEC
13
N.C.
14
SCL
15
SDA
16
CEC_GND
17
5V
18
HP_DETECT
19
GN
D
20
GN
D
21
GND
22
GND
23
RX2+
1
GND2
2
RX2-
3
RX1+
4
GND1
5
RX1-
6
RX0+
7
GND0
8
RX0-
9
CLK+
10
GND_CLK
11
CLK-
12
CEC
13
N.C.
14
SCL
15
SDA
16
CEC_GND
17
5V
18
HP_DETECT
19
GN
D
20
GND
21
GN
D
22
GND
23
S800
HDMIC-5V
MHL_VBUS_EN
MHL_CABLE_DET
MHL-CABLE-DET
R805
0R
MHL-CABLE-DET
1
3
5
7
2
4
6
8
R807
100K
R802
100R
HDMIC-DET
HDMIA-DET
HDMID-DET
HDMIB-DET
HDMI_DET
HDMIA-DET
HDMIB-DET
HDMIC-DET
HDMID-DET
HDMI_DET
HDMIC-DET
HDMID-DET
HDMIA-DET
HDMIB-DET
MHL
MHL_VBUS_EN
AVDD5V_HDMIC
MHL_CABLE_DET
MHL
MHL_VBUS_EN
AVDD5V_HDMIC
MHL_CABLE_DET
ARC_CEC
HDMI-CEC
HDMI-ARC
ARC_CEC
HDMI-CEC
TP30
TP33
C802
47nF
TP31
TP44
TP35
TP36
TP37
TP40
R814
33R
R803
10K
TP66
L800
TP27
AVDD5V_HDMID AVDD5V_HDMID
HDMID_HPDIN
HDMID_HPDIN
HDMID-SDA
HDMID-SDA
HDMID-SCL
HDMID-SCL
HDMID-CLK_N
HDMID-CLK_N
HDMID-CLK_P
HDMID-CLK_P
HDMID-RX0_N
HDMID-RX0_N
HDMID-RX0_P
HDMID-RX0_P
HDMID-RX1_N
HDMID-RX1_N
HDMID-RX1_P
HDMID-RX1_P
HDMID-RX2_N
HDMID-RX2_N
HDMID-RX2_P
HDMID-RX2_P
R817
100K
R821
1K
1
3
2
T804
BC847BWT1 G
R823
47K
HDMID-HPDIN
HDMID-5V
HDMID_HPDIN
HDMIA-5V
R819
33R
R818
10R
AVDD5V_HDMIC AVDD5V_HDMIC
R815
10R
HDMIA_HPDIN
HDMIA-HPDIN
1
3
2
4
D809
VCC5V_CI_WIFI_MHL
HDMID-CLK_N
HDMID-RX1_N
HDMID-CLK_P
HDMID-RX1_P
HDMID-RX0_N
HDMID-RX2_N
HDMID-RX0_P
HDMID-RX2_P
HDMID
HDMID-SCL
HDMID-SDA
HDMID-RX0_N
HDMID-RX0_P
HDMID-RX1_N
HDMID-RX1_P
HDMID-RX2_N
HDMID-RX2_P
HDMID-CLK_N
HDMID-CLK_P
HDMID-SDA
HDMID-SCL
HDMID-HPDIN
HDMID
HDMID-HPDIN
HDMID-SDA
HDMID-SCL
HDMID_HPDIN
HDMID-5V
HDMID-RX1_P
HDMID-RX2_N
HDMID-RX0_N
HDMID-RX2_P
HDMID-RX1_N
HDMID-RX0_P
HDMID-CLK_P
HDMID-CLK_N
HDMIB_CEC
R822
10K
R812
100K
HDMIC-5V
1
3
2
4
D804
RX2+
1
GND2
2
RX2-
3
RX1+
4
GND1
5
RX1-
6
RX0+
7
GND0
8
RX0-
9
CLK+
10
GND_CLK
11
CLK-
12
CEC
13
N.C.
14
SCL
15
SDA
16
CEC_GND
17
5V
18
HP_DETECT
19
GN
D
20
GN
D
21
GN
D
22
S802
HDMI-ARC
S806
HDMI-MHL
RX2+
1
GND2
2
RX2-
3
RX1+
4
GND1
5
RX1-
6
RX0+
7
GND0
8
RX0-
9
CLK+
10
GND_CLK
11
CLK-
12
CEC
13
N.C.
14
SCL
15
SDA
16
CEC_GND
17
5V
18
HP_DETECT
19
GND
20
GND
21
GND
22
S801
VOUT
1
VS
S
2
FLG
3
CE
4
VIN
5
XC8107AC05MR-GW
IC800
1UF
C800
1UF
C801
TP191
P1
1
P2
2
P3
3
P4
4
P5
5
P6
6
P7
7
P8
8
P9
9
P10
10
P11
11
P12
12
P13
13
P14
14
P15
15
P16
16
P17
17
P18
18
P19
19
P20
20
GN
D
21
GND
22
S101
HDMIB_CEC
1
3
5
7
2
4
6
8
4*0R
R826
1
3
5
7
2
4
6
8
4*0R R827
HDMI-ARC
HDMID-RX1_P
HDMID-RX2_N
HDMID-RX1_N
HDMID-RX2_P
HDMID-RX0_N
HDMID-RX0_P
HDMID-CLK_N
HDMID-CLK_P
HDMID-5V
HDMID-SCL
HDMID-SDA
HDMID_HPDIN
UHD_SPDIF UHD_SPDIF
NC
R829
HDMI-ARC
TP32
XC8107
Vss
V
IN
V
OUT
FLG
Thermal Shutdown
ON/OFF Control
UVLO
Control
Current Lim.
Current Sense
7.5ms Delay
4ms Delay
Reverse Current Prevention
each
circuit
CE