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Grundig Chassis KR Serviceanleitung Seite 79

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Chassisplatte – Netzteil / Chassis Board – Power Supply
R125
R117
15.4K
1
+5V2_ST
C100
OLED OPTION
100NF
VCC-DCDC
IC100
L180
1
6
GND
VBST
2
5
L101
SW
EN
3
4
+5V2_ST
VIN
VFB
C106
C103
C104
TPS562200
10UF
100NF
10PF
TP41
L103
C108
C109
C110
2.2UH
22UF
22UF
22UF
Vout=0765*(1+Rtop/Rbot)
C115
POWER_SW
OLED OPTION
100NF
2
IC103
VCC-DCDC
1
6
L100
GND
VBST
2
5
SW
EN
3
4
+5V2_ST
VIN
VFB
C120
C117
C118
L104
TPS562200
10UF
100NF
10PF
TP49
L106
C121
C122
2.2UH
22UF
22UF
Vout=0765*(1+Rtop/Rbot)
DDR_PWR_1
D102
R107
+5V2_ST
VCC-DCDC
C126
100NF
R119
VCC12V
D103
3
IC105
1
6
GND
VBST
L114
2
5
SW
EN
3
4
VCC-DCDC
VIN
VFB
C128
C130
C127
TPS563200
10PF
10UF
100NF
L115
TP53
C132
C133
C111
2.2UH
22UF
22UF
22UF
Vout=0765*(1+Rtop/Rbot)
IC109
TPS54426RSAR
C139
L117
13
12
VCC-DCDC
VIN1
VBST
14
11
C140
C141
VIN2
SW3
15
10
VCC
SW2
10UF
100NF
6
9
Core_EN
EN
SW1
5
16
PG
VO
VREG5
2
1
VREG5
VFB
3
8
SS
PGND2
4
7
GND
PGND1
C146
C184
R133
10NF
1UF
30.9K
R128
66.5K
R129
R127
T104A
GPIO_VID_0
2
GPIO_VID_0
26.1K
GPIO_VID_1
5
T104B
GPIO_VID_1
4.7K*4
VCC3V3-ST
VCC1V0
TPS51363VER
L118
IC111
15
5
VCC-DCDC
VIN
BST
C149
C150
C151
16
VIN
17
6
VIN
SW
10UF
10UF
10UF
7
SW
Core_EN
28
8
EN
SW
9
SW
C188
10NF
1
PGOOD
22
VSNS
VREG5
18
26
V5
VREF
3
R142
0R
MODE
20
25
TRIP
REFIN
21
SLEW
24
REFIN2
C157
C189
2
NU
27
C159
1UF
1UF
NU
4
C158
NC
100NF
10NF
+5V2_ST
VCC5V
R160
R139
R135
VCC3V3-ST
NC
10K
VCC12V
R159
+5V2_ST
Core_EN
M5_VDDC
R141
R136
M5_VDDC
R143
10K
8.2K
1
M6_VDDC
10K*4
M6_VDDC
T106
BC847BW
M5_VDDC
R147
1
Low
NC
IC115
Low
High
AP432SRG-7
High
10K
3.3VSt
S100
1
R100
P1
1.8K
2
P2
3
TP39
R102
P3
6.2K
4
P4
5
P5
6
R103
P6
0R
7
P7
8
P8
9
P9
Imax=1250mA
10
VCC3V3-ST
P10
11
P11
12
P12
13
P13
14
T2 & S2 DEMOD
P14
R111
15.4K
R112
6.2K
Conventional
R115
S100
S100
2.7K
P10
PW SW
Imax=540mA
P11
NU
VCC1V2
P12
NU
P13
BRI
P14
BL
1K
DDR_PWR
DDR + Main Soc
DDR_PWR
NC
VCC1.8V
R122
15.4K
R123
15.4K
SPI1-SCK
Imax DDR= 1200mA
SPI1-SDI
Imax Soc= 400mA
G6
SPI1-CS1N
R124
Imax Termination= 400mA
0R
SPI1-SDO
VSYNC_LIKE
VCC1V5
SPI1_CK
SPI1_DI
U11
SPI1_CE
CPU Power
100NF
4
SPI1_DO
Imax=3000mA
BRI_ADJ
L116
TP58
VDDC_CPU
1.5UH
C123
C124
C142
Local Dimming Out
R131
22UF
22UF
22UF
C145
10K
R134
2K
1NF
R132
15.4K
Vout=0765*(1+Rtop/Rbot)
12V_TCON
GPIO_VID_1
GPIO_VID_0
VDDC_CPU
VCC12V
Low
Low
0.963V
Low
High
1,017V
High
Low
1,076V
High
High
1.104V default
VCC3V3-ST
VDDC Power
5
C148
R138
7500mA
VDDC
TCON_ON
0R
L119
TCON_ON
100NF
TP62
Hi: Off
0.9UH
C152
C153
C154
C155
C156
Lo: On
R140
22UF
22UF
22UF
22UF
22UF
0R
BC847BDW1T1G
R144
R145
56K
9.1K
R146
56K
R151
R150
15.4K
6.2K
4.7K
R156
22K
4.7K
T105A
R154
4.7K
2
T105B
R158
4.7K
5
DMN2004DWK
M6_VDDC
VDDC
Low
1,046V
High
1,000V Default
Low
0,963V
High
0,957V
TP38
R180
+5V2_ST
POWER_SENSE
NC
C101
C102
R182
AC_Det_SMPS
0R
10UF
100NF
Trigger
R183
AC_Det_SOC
0R
8
VCC12V
C113
100NF
9
VCC3V3-ST
30
TP42
TP45
VCC24V
R108
POWER_SWX
BL_CTRLX
C105
AC_Det_SMPS
100R
100NF
OPT2
NL17SZ32DFT2G
BRI_ADJX
C119
1NF
BL_CTRLX
VCC3V3-ST
R110
BRI_ADJX
TP48
Backlight and OLED options.
C116
100R
NL17SZ32DFT2G
Local
OLED
NC
S3400
S100
S3400
S100
S3400 S3400
T103B
NA
PW SW
12V SW
NA
P1
BC847BPDW1T1G
R113
NA
NU
SPI DI
NA
P2
POWER_SWX
TP50
3
AC_DET
NA
NU
SPI CS
NU
NA
P3
1K
NA
NU
VSYNC
NU
NA
P5
R116
C125
NA
BL
SPI DO
24V SW
NA
P4
47K
NA
GND
NA
P6
1NF
+5V2_ST
DIM1
R178
DIM1
4
5
4*0R
DIM2
DIM2
3
6
DIM3
DIM3
2
7
SPI1_CE
1
8
SPI1_CE
SPI1_DO
R179
0R
SPI1_DO
SPI1_DI
4*0R
SPI1_DI
SPI1_CK
R3431
1
8
1
SPI1_CK
P1
I2CM_SDA
2
7
TP54
2
I2CM_SDA
P2
I2CM_SCL
3
6
TP56
3
I2CM_SCL
P3
4
5
TP57
4
P4
R3443
0R
5
SPI1
SPI1-CS1N
P5
6
SPI1-SDO
P6
SPI1
SPI1-SDI
S3400
SPI1-SCK
NC
VSYNC_LIKE
8
3
7
2
6
L629
1
5
30R
4A
T107
FDS4435
NC
L102
2
3
NC
TP43
VCC_TCON
C107
C112
R104
T101
NC
22K
4.7UF
PMV33UPE
R106
4*22K
AC_Det_SOC
TP47
5
2
T102B
T102A
BC847BDW1T1G
1
2
EN
5
R181
VCC3V3-ST
OLED OPTION
VFB
4
4.7K
IC180
C190
1
VCC
5
2
100NF
3
4
xAC_DET
xAC_DET
GND
NC7SZ08P5X
TPS562200
IC101
5
VCC
1
TPS563200
TP44
2
BL_CTRL
TPS562209
BL_CTRL
4
3
R105
GND
4.7K
1/16W
IC102
-35%
5
VCC
1
R155
2
BRI_ADJ
BRI_ADJ
VO
1
4
3
TP46
0R
PWM -100Hz/100KHz
GND
+20%
Hi: Max Lum
Hi: Off
Lo: Min Lum
Ref
Lo: On
PWM: Special aplications
VFB
2
4
POWER_SW2 POWER_SW2
3
VREG5
10K*4
R114
Hi: ON
SS
4
VCC3V3-ST
Lo: OFF
5
GND
2
PG
6
T103A
BC847BPDW1T1G
EN
7
REFIN REFIN2
V
-34%
REFIN
Reference
VREF
Ref.
Detection
GSNS
SPI1-CS1N
SPI1-SDO
EN
Soft-Start
SPI1-SDI
V
+20%
REFIN
SPI1-SCK
SLEW
VSYNC_LIKE
VSNS
+
V
REFIN
Discharge
Phase
Compensation
OCL
TRIP
TRIP
Reference
Detection
Voltage
NOC
+
TPS51363
3
4
+
3
VIN
V
UVP
Hiccup
VREG5
UVP
Regulator
+
UVLO
OVP
V
OVP
6 VBST
PWM
Voltage
+
Reference
+
HS
Ton
Soft Start
One-Shot
2 SW
TSD
XCON
OCL
threshold
VREG5
OCL
+
LS
ZC
+
1 GND
14
VIN2
VREG5
TPS54426
UV
13
VIN1
Control logic
12
VBST
OV
1 shot
SS
11
SW
XCON
10
VREG5
9
PGND
Softstart
SS
SW
8
ZC
PGND
SW
OCP
PGND
Ref
VREG5
-10%
UV
UVLO
VCC
Protection
OV
EN
UVLO
Logic
REF
Logic
Ref
TSD
PGOOD
+
V
+20%
+
REFIN
UV
Delay
+
+
OV
V
-8/34%
REFIN
Control Mode
MODE
On-Time
Selection
Control Logic
- On/Off Time
BST
PWM
- Minimum On/Off
+
VIN
- SKIP/FCCM
- OCL/OVP/UVP
- Disharge
SW
XCON
t ON
V5
One-
OC
+
Shot
PGND
+
+
ZC
V5OK
4.V/4.0V
5-V UVLO
GND
5

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