GRUNDIG Service
Chassis CN
2 - 5
Chassisplatte – Netzteil / Chassis Board – Power Supply
PANEL_ON
PANEL_ON
STBC_PW_EN
STBC_PW_EN
C1029
4.7uF
R1021
22K
VCC3V3-ST
Hi: Off
Lo: On
1
3
2
T1001
PMV65XP
NC
C1030
2
1
6 T1002B
4*22K
R1024
5
4
3
T1002A
BC847BDW1T1G
L1008
Power
C1004
1nF
+5V2_ST
C1000
100nF
C1002
1nF
Hi: ON
Lo: OFF
TP89
VCC3V3-ST
Hi: Off
Lo: On
5
4
3
T1000A
R1004
10k*4
PWM >200Hz
20037WR-14
P1
1
P2
2
P3
3
P4
4
P5
5
P6
6
P7
7
P8
8
P9
9
P10
10
GN
D
15
GN
D
16
P11
11
P12
12
P13
13
P14
14
S1000
C1001
10uF
TP92
TP91
TP90
BL_ON/OFF
PSU OPTION
POWER INPUT BLOCK
OE 1
IN A
2
OUT Y
4
GND 3
VCC
5
IC1000
SN74LVC1G126DCKR
C1003
1nF
47R
R1000
0R
R1001
0R
R1003
TP88
VCC24V
PANEL_PWR
L1004
3.3UH
L1007
22UF
C1026
22UF
C1027
VCC1.15V
22PF
C1020
Imax=1000mA
PDmax=xxxmW
100NF
C1014
30.9K
R1014
GND
1
SW
2
VIN
3
VFB 4
EN 5
VBST 6
TPS562200DDCR
IC1003
100NF
C1019
10UF
C1018
15.4K
R1015
L1010
3.3UH
L1011
22UF
C1037
22UF
C1038
VCC1.5V
POWER_SW
22PF
0R
C1035
R1026
Imax=700mA
PDmax=xxxmW
100NF
C1028
30.9K
R1022
GND
1
SW
2
VIN
3
VFB 4
EN 5
VBST 6
TPS562200DDCR
IC1005
100NF
C1034
30.9K
R1023
L1012
3.3UH
L1013
22UF
C1045
22UF
C1046
VCC3.3V
22PF
C1044
Imax=1000mA
PDmax=xxxmW
100NF
C1039
GND
1
SW
2
VIN
3
VFB 4
EN 5
VBST 6
TPS562200DDCR
IC1007
100NF
C1043
10UF
C1036
2.7K
R1030
10K
R1027
30.9K
R1028
XC6602A121ER-G
VBIAS 1
VSS 2
VIN
3
VOUT 4
NC
5
CE
6
GN
D
7
IC1004
10UF
C1033
10UF
C1042
R1025
22K
VCC1.2V
VCC1.5V
1UF
C1032
1UF
C1041
VCC3V3-ST
TP94
2.2UF
C1040
xxmA
Pd=1xxmW
Vout 1
GND 2
CE
3
Vin
4
EPAD
5
XC6221A332GR-G
IC1006
22K
R1029
+5V2_ST
Imax=xxxxmA
L1003
FUSE 4A
10K
R1012
+5V2_ST
66.5K
R1013
2K
R1011
100PF
C1024
3.3NF
C1025
6.2K
R1016
39K
R1018
8.2K
R1020
RT
10
VIN
1
PH 2
VSENSE
6
GND 3
GND
4
BOOT 9
GND 5
COMP 7
EN
8
EPAD
11
TPS54335ADRCR
IC1002
NRS6045T6R3MMGK
6.3UH
L1005
C1015
100nF
C1016
100nF
10UF
C1023
10UF
C1021
10UF
C1022
10UF
C1017
TP97
DIM
VCC
VCC
VCC=12V EXT. ADAPTOR
VCC=12V
22" ==>
VCC=12.5V INT PSU
32" ==>
43"-55" ==>
VCC5V
VCC5V
60R
L1006
PANEL_ON
VCC3.3V
VCC3.3V
1UF
C1031
BRI_ADJUST
BRI_ADJUST
BRI_ADJUST
BL_EN
BL_EN
From SoC
2
1
6
T1000B
10K*4
R1002
VCC3V3-ST
BRI_CTRL
BL_CTRL
BL_EN
STBC_PW_EN
Hi: Off
Lo: On
POWER_SW
0R
R1019
R1031
15.4k
R1032
2.7k
POWER_SW
ADAPTOR_DETECT
ADAPTOR_DETECT
TP101
TP98
TP99
TP93
R1035
100k
POWER_SW
NC
C1048
R1036
100K
1uF
C1049
POWER_SW
R1037
100K
L1014
VCC_PWR
VCC
ADAPTOR_DETECT
ST-BY
0R
R1005
10K
R1033
VCC3V3-ST
R1034
0R
ADAPTOR_DETECT
1uF
C1050
10K
R1007
1
3
2
IC1001
AP432SRG-7
26.1K
R1006
0R
R1008
R1038 10K*4
0R
R1009
5
1
3
6
7
8
2
4
CSD25310Q2
T1003
2.7K
R1010
D1000
D1001
+5V2_ST
VCC
VCC_PWR
VCC_PWR
VCC_PWR
NC
R1039
TP95
TP96
TP100
R1017 1K
R1019
Assembled only
in >32" versions
3
4
1
2
6 7
Trigger
8 9
R902
NC/4.7K
10
NF
C9
10
R904
NC/
1.2K
BD900
LVDS
TVDAC
CORE-1.1V
TVADC
DEMOD
AUDIO
HDMI
USB
DDR
NT72453
POWER/GND
STBC & XTAL
GPIO
CLK_OUT
VDD33_AUADC
H18
VDD11_DDR
P1
2
GND_DEMOD
K1
9
VDD33_HDMI
W1
4
G
ND_TVADC
0
L1
8
VDD33_TVADC1
M20
VDD33_TVDAC
R1
4
VDD33_HDMI
V14
VDD33_I
O
H12
VDD33_D
LL
T13
GND_CL
K
AA
1
GND_HDMI
T14
VDD33_AUDAC
H19
GND_HDMI
U14
VDD15_C
LK
AB1
VDD33_I
O
H11
VDD11_DEMOD
H21
VDD33_TVADC0
L1
9
G
ND_L
VDS
J13
VDD_CORE
U12
VDD_CORE
U11
VDD_CORE
U10
VDD_CORE
U9
VDD_CORE
T12
VDD_CORE
T11
VDD_CORE
T10
VDD15_MMU
AC
5
VDD15_MMU
AA
6
VDD15_MMU
AB6
VDD33_US
B
G19
G
ND_L
VDS
J14
G
ND_TVADC
1
M18
GND
G6
GND
G7
GND
G16
GND
H7
GND
H8
GND
H9
GND
H10
GND
H15
GND
H16
GND
H17
GND
J7
GND
J8
GND
J9
GND
J10
GND
J11
GND
J15
GND
J16
GND
J17
GN
D
K7
GN
D
K8
GN
D
K9
GN
D
K1
0
GN
D
K1
1
GN
D
K1
6
GN
D
K1
7
GN
D
K1
8
GN
D
L8
GN
D
L1
4
GN
D
L1
5
GN
D
L1
6
GN
D
L1
7
GN
D
M8
GN
D
M9
GN
D
M10
GN
D
M11
GN
D
M12
GN
D
M13
GN
D
M14
GN
D
M16
GN
D
N8
GN
D
N1
0
GN
D
N1
1
GN
D
N1
6
GN
D
N1
7
GN
D
P10
GN
D
P11
VDD15_DRAM
AB3
VDD15_DRAM
AC
3
VDD15_DRAM
AB4
VDD15_MMU
AB5
VDD15_MMU
AA
5
GN
D
L1
1
GN
D
L1
2
GN
D
L1
3
GN
D
M15
GN
D
N1
2
GN
D
N1
4
GN
D
N1
5
GN
D
P16
GN
D
P17
GN
D
R1
0
GN
D
R1
5
GN
D
R1
6
GN
D
R1
7
GN
D
T7
VDD_CORE
U13
GND
G17
GN
D
R1
2
VDD33_L
VDS
H14
VDD33_L
VDS
H13
GN
D
K1
3
GN
D
K1
4
GN
D
K1
5
GN
D
L9
GN
D
L1
0
GN
D
M17
GN
D
P13
GN
D
P14
GN
D
P15
GN
D
R1
1
VDD33_DEMOD
J21
GN
D
T8
GN
D
T9
GN
D
T16
GN
D
U7
GN
D
U8
GN
D
V3
GN
D
V6
GN
D
V7
GN
D
W3
GN
D
N1
3
GND_XTAL
U16
VDD33_STBC
V17
VDD33_XTAL
V16
VDD33_STBC
W17
EFUSE_EN
T17
VDD10_STBC
AC19
GND_XTAL
V21
VDD11_HDMI
R1
3
VDD15_MMU
AC
6
DDR_VREFC
A
W2
DDR_ZQ
Y1
VDD25_CAP
M19
NC
A1
NC
AC1
NC
AC23
DDR_VREF
DQ
W1
VDD33_CLK
W16
GND_CLK
U15
GN
D
P8
GN
D
P9
GN
D
R8
GN
D
R9
GN
D
T15
GN
D
W4
GN
D
W5
GN
D
W6
GN
D
W7
GN
D
Y2
GN
D
Y3
GN
D
Y4
GN
D
Y5
GN
D
Y6
GN
D
Y7
GN
D
AA
2
GN
D
AA
3
GN
D
AA
4
GN
D
AA
7
GN
D
AB
7
GN
D
AC
7
DDR_RESE
T
AB2
STBC_GPF_1
0
AC
2
GN
D
N9
IC100H
NT72453-BA
10
UF
C9
00
1u
F
C9
24
10
0NF
C9
02
VDD33_2
VDD33_1
VDD33_STBC
VDD33_TVADC0
VDD33_TVADC1
VDD15_CLK
VDD11_CORE
VDD33_3
VDD33_TVADC1
VDD33_TVADC0
VDD33_2
VDD33_3
VDD33_STBC
VDD11_CORE
VDD15_CLK
VDD33_1
VDD25_CAP
VDD33_STBC
VDD10_STBC
VDD15_DDR_MMU
VDD10_STBC
VDD25_CAP
VDD11_CORE
VDD33_TVADC1
VDD33_3
VDD33_1
VDD33_2
VDD33_1
VDD33_2
VDD15_CLK
VDD33_1
VDD33_2
VDD33_TVADC0
VDD33_STBC
150ma
BD903
BD904
BD911
BD913
BD917
BD901
BD905
4A
BD908
10
UF
C9
01
10
UF
C9
12
10
UF
C9
16
10
UF
C9
20
10
UF
C9
22
10
UF
C9
26
10
UF
C9
32
10
UF
C9
34
10
UF
C9
38
10
UF
C9
40
10
0NF
C9
11
10
0NF
C9
13
10
NF
C9
14
10
0NF
C9
17
10
0NF
C9
21
10
0NF
C9
23
10
0NF
C9
41
10
0NF
C9
39
10
0NF
C9
35
10
0NF
C9
33
10
0NF
C9
27
10
0NF
C9
25
100NF
C947
100NF
C948
100NF
C946
BD918
24
0R
F
R9
05
R900
1K 1%
R901
1K 1%
NC
R903
VCC3.3V
VCC3V3-ST
VCC1.5V
VCC1.15V
MVREF
1N
F
C9
15
VDD33_1
VDD15_DDR_MMU
VDD15_DDR_MMU
VDD15_DDR_MMU
VDD15_DDR_MMU
VDD15_DDR_MMU
VDD11_CORE
VDD11_DEMOD
VDD33_3
VDD11_DEMOD
1N
F
C9
03
10
NF
C9
29
1N
F
C9
08
10
NF
C9
31
1N
F
C9
37
10
NF
C9
19
74LVC1G126
A
OE
Y
2
1
4
CE
VIN
VSS
VOUT
R1
R2
Error
Amp
-
+
Voltage
Reference
Curr.
Limit
each
circuit
ON/OFF
Control
CE CE/
XC6221A
XC6602
Soft Start
only A-type
CE
CE
CE
+
–
ON/OFF
Control
Volt.
Ref.
Error
Amp
Under Volt.
Lock Out
Thermal
Shutdown
Curr.
Limit
V
IN
V
BIAS
V
OUT
V
SS
CE
ERROR
AMPLIFIER
Boot
Charge
Slope Comp.
Maximum
Clamp
Voltage
Reference
Overload
Recovery
VSENSE
SS
TPS54336
COMP
RT
TPS54335
BOOT
GND
Thermal
Hiccup
EN
Enable
Comparator
Shutdown
Logic
Enable
Threshold
EXPOSED THERMAL PAD
Power Stage
& Deadtime
Control
Logic
OV
Minimum Clamp
Pulse Skip
Ip
Ih
VIN
HS MOSFET
Current
Comparator
Curr.
Sense
Curr.
Sense
Reg.
VIN
Boot
UVLO
PH
Hiccup
Shut-
down
Hiccup
Shutdown
LS MOSFET
Current Limit
Osc.
UVLO
TPS54335
TPS54336
2 SW
ZC
XCON
PWM
Control Logic
+
+
+
UVP
OVP
3 VIN
Ton
One-Shot
6 VBST
+
4
VFB
OCL
+
+
Soft Start
5
EN
HS
LS
1 GND
Voltage
Reference
Hiccup
V
UVP
V
OVP
OCL
threshold
Regulator
UVLO
VREG5
VREG5
TSD
TPS562200
TPS563200
TPS562209
1
2
3
4
