Grundig Vision 6 22-6831 T Service Manual page 22

Chassis t2
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Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Chassis - Netzteil / Power Supply
C905
L900
10uF/16V
NC
+12V
L904
+5V2_ST
C903
120R/100MHz
1uF/16V
R901
5.36K %1
VCC2.5V-ST
VCC3.3V-ST
VCC2.5V-ST
T901
PMV56XN
Pd=0.6W
VCC5V
R905
100R
2
IC902
ZTL431AFFTA
R912
NC
Panel Power
L906
1uH
+5V2_ST
L903
+5V_ST
NC
L909
VCC3.3V-ST
C904
C900
NC
1uF/16V
220uF/16V
VCC3.3V-ST
+5V_ST
R917
R918
4.7K
4.7K
R919
1K
5
Panel_ON_OFF
Q900
BC847BDW1T1
Hi: Off
Lo: On
VCC3.3V-ST
C902
R903
4.7nF
15K %1
IC900
1
8
VIN_A
PGND
L901
2
7
INH (EN)
SW
3.3uH
3
6
VFB
VIN_SW
1
4
5
AGND
SYNC
ST1S10
1
VCC3.3V-ST
VCC1.2V-ST
L911
IC901
FB
AP1117YL-13
R909
3
0R
VIN
VOUT
C917
22uF
1
ADJ
C915
1uF
R900
R904
T903
PMV65XP
PANEL-VCC
+5V_ST
C920
R914
10K
100nF
C922
220uF/16V
R916
1K
2
R923
BRI_ADJ-PWM2
1K
VCC5V
R902
T902
PMV56XN
1.8K %1
+5V_ST
VCC3.3V-ST
L902
120R/100MHz
C912
C913
C901
22uF
NC
22uF
C907
100nF
+12V
450mA
R906
VCC1.2V-ST
10K
2
4
TAB
T905
BC847BDW1T1
NC
C918
C916
100nF
22uF
0R
Power
KEYPAD&POWER
S302
1
2
1
2
3
4
+5V2_ST
3
4
5
6
L907
5
6
7
8
FB
7
8
9
10
9
10
C908
POWER
1uF/16V
+5V_ST
VCC3.3V-ST
R920
4.7K
T900
CB902
BC847B
R922
100nF
4.7K
VCC5V
R913
10K
+12V_SW
R915
100K
3
4
+12V_SW
VCC3.3V-ST
R907
10K
R908
10K
2
R924
Power-ON/OFF
Power-ON/OFF
10K
Hi: Off
Lo: On
+12V
VCC3.3V-ST
R460
R462
1K
10K
FB
L905
100R
R465
IRIN
SAR0
C410
C925
C924
C910
220uF/16V
100pF
100pF
1uF/16V
VCC3.3V-ST
T906
R910
BC847B
4.7K
R921
4.7K
R911
LED
VBLCTRL
4.7K
Hi: Off
Lo: On
IRIN
SAR0
LED

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