Netzteil - Grundig Vision 7 Service Manual

Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Chassis - Netzteil / Power Supply
U1000
MAX8576
1 10
FB OCSET
2 9
SS IN
3 8
VL DH
4 7
GND LX
R1003
5 6
DL BST
D1000
1 C1014
R1004
3
4.7R/603 2
100nF/25V
BAS40-05-V
FAULT
BST
OCSET
LX
MAX8578 GND
MAX8579
EN
0.3
5V_SW
DHI
FB
DH
OVP C1028
DRIVERS
0.75V 100uF/16V
LX
SS
SS
RAMP
DLI
DL
0.05V
IN
MAX8576
VLOK
VL REG
MAX8577
POK
VL
REFOK
V
REF
CC
MAX8576–MAX8579
MAX8578
MAX8579
GND
U1005 1A, TO252 1.8V
C1036
5V_SW NCP1117-1V8 1V8_SW
3 2 100uF/16V
IN VOUT
C1035
C1037
100uF/16V
100uF/16V
R1054 0R/603
Q1007
12V VAUD_SC1
BC817
R1046 10R/603 C1053
C1055
100uF/16V
D1006 1uF/25V
D1007
R1048 390RF/603
1 2
C1058
BAV99LT1 BZX384-C8V2
1uF/25V_ALT
VAUD_SC2
R1047 10R/603 BC817
C1056
Q1008
1uF/25V
R1055
C1046
0R/603
VAUD_PREAMP 100uF/16V
R1058 10R/603
Q1011
C1057
BC817
1uF/25V_ALT
R1059 0R/603
12V
L1000
120R Bead 1206
C1000 C1003
C1001
220uF/25V/LESR
10uF/1210 100nF/50V
Q1000
STS5DNF20V
5V_PANEL
4 5
C1004
3 6
27nF/25V
L1003
2 7
B82464_G4472_M
1 8
C1007
3.3nF/50V
U1001
5V
NCP1117-3V3
3
IN VOUT
C1024
U1003
FAN1587-TO263 3V3_SW
100uF/16V
3 2
IN OUT
4
TAB R1019 NC(603)
C1029
R1021
R1024
100uF/16V
0R/603
120RF/603
R1026
200RF/603
U1004
3V3_SW
NCP1117-DTARK 1V5_SW
3 2
IN VOUT
C1030
C1031
R1025
100uF/16V 100uF/16V
150R/603
D1010
R1027
33R/603
ESD1A
5V
D1003
U1006
5V_SW 2V5_SW
NCP1117-DTARK
3 2
IN VOUT ESD1A
C1038
100uF/16V
R1038 120RF/603
R1043
130RF/603
24V
U1009
5V_SW 2V5_EMMA R1028
NCP1117-DTARK
3 2
IN VOUT
1k/603
C1054
100uF/16V
R1032
R1053
10k/F/603
120RF/603
R1052
120RF/603
R1035
U1008
1A, TO252 ADJ
5V_SW 1V2_SW 33k/F/603
NCP1117-DTARK
3 2
IN VOUT
R1039
C1048
2.7k/603
100uF/16V
12V
R1049
L1008
330R/603
120R Bead 1206
L1001
5VSTBY
120R Bead 1206
L1002
33V_PWM
120R Bead 1206
5V
L1004
120R Bead 1206
C1012
C1011
C1013
100nF/50V
470uF/10V NC(470uF/10V)
L1005
12V
120R Bead 1206
C1016
C1017
100nF/50V 100uF/25V
12V
3V3
3V3
R1013
2
10k
R1015
Q1001
STBY
BC847BL
C1023 4.7k
100uF/16V STBY : 0 -> Operating mode, STBY : 1 -> STBY
3V3 5V
R1018 R1020
1k/603 NC(1k/603)
R1022 1k/603
Q1003
BCKL_ADJ
BC847BL
D1011
ESD1A U1002
5V_PANEL
1V2
D1004 FAN1587-TO263-ALT
3 2
IN OUT
4
TAB 12V
ESD1A
C1026
C1025
100uF/16V
100uF/16V
3V3
PANEL_ON
R1031
R1033
10k/603
10k
24V_SENSE
R1036
Q1004
BC847BL
C1040
10k/603
47pF/50V
R1040
U1007
3.3k/603
TLV431/SOT23
C1041
10nF/50V
Vorabversion
Preliminary Version
R1051
R1050
330R/603 330R/603
22nF/50V
C1051
24V
D1008
R1009
Q1009
2N7002/SOT 1 2
2.2k/603
BAV99LT1 R1010
C1052 C1020
220nF/50V
220nF/50V
100k/603
L1006
24V
120R Bead 1206
C1019
C1018
5V 470uF/35V
100nF/50V
3V3
R1014
4.7k
R1016 4.7k
BCKL_ON
Q1002
BC847BL
DIMMING
C1027
10uF/25V
5V panel option
R1029
NC(0R/805)
R1030
0R/805
C1032
R1034
C1033
100nF/25V
100uF/25V
10k/603
C1039
R1037
100nF/25V
1k/603
R1042
Q1005
BC847BL 5V
4.7k/603
C1044
100nF
R1041
1k/603
5V
R1044
R1057
0R/603
4.7k
C1047
R1045
Q1010
STBY
BC847BL 100nF
4.7k
33V
C1021
D1005
220nF/50V
SMPS CONNECTOR
BZX84C33
CON14 CON10
14 10
13 9
12 8
11 7
10 6
9 5
8 4
7 3
6 2
5 1
4
3
S1001
5V
2
R1012 1
10k/603 S1000
INV ON/OFF
R1017
NC(10k/603)
L1007
5VSTBY
120R Bead 1206
L1009
120R Bead 1206
T1000
PANEL_PWR
PMV65
C1034
100nF/25V
T1001
5V_SW
PMV65
5V
C1042 C1043
100nF 100nF
C1045
100nF/25V
Q1006
BC847BL