Grundig Vision 4 32-4831 T - Page 22

GRUNDIG Service Chassis SE
2 - 2
PCB Index R-3
R918
4K7
C900
1u/16V
R917
4K7
R913
10K
5
4
3
2
1 6
Q900
BC847BDW1T1
C920
100n
L904
NC
R916
1K
R914
10K
L903
FERRIT
C907
100n
R919
1K
Panel_ON_OFF
VCC5V
PANEL-VCC+5V_ST
+12V
+5V_ST
VCC3.3V-ST
Panel Power
Hi: Off
Lo: On
L900
120R/100MHz
C905
10u
GND
GND
VCC3.3V-ST
C903
4u7
GND
R903
15K %1
R901
5K36 %1
C902
4n7
GND
L901
3u3
C912
22u
C913
22u
R902
1K8 %1
GND
+12V
C914
NC
VCC2.5V-ST
VCC2.5V-ST
VCC3.3V-ST
GND
R910
NC
R909
0R
R912
NC
C919
NC
GND
GND
C917
22u/6.3V X5R
T901
PMV56XN
Pd=0.6W
R911
100R
+5V_ST
2
3
1
IC902
ZTL431AFFTA
C915
1u
VCC1.2V-ST
VCC2.5V-ST
VCC1.2V-ST
450mA
C916
22u/6.3V
C918
100n
GND
GND
ADJ
1
VOUT
2
VIN
3
TAB
4
IC901
AP1117YL-13
Pd=0.6W
Thermal pad required
VCC3.3V-ST
+5V_ST
D900 S2A
T903
PMV65XP
T902
PMV56XN
+12V
R915
100K
CB902
470n
R920
4K7
R922
4K7
R921
4K7
R923
1K
BRI_ADJ-PWM2
VBLCTRL
+5V_ST
+5V_ST
Power
Hi: Off
Lo: On
C922
220u/16V
L905
120R/100MHz
L907
120R/100MHz
C924
220u/16V
+5V_ST +12V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
S904
POWER
L906
120R/100MHz
C923
10u/35V
P24V
L: Power OFF
H: Power ON
Power-ON/OFF
R924
4K7
R926
4K7
R925
4K7
+5V_ST
+5V_ST
Hi: Off
Lo: On
L908
300R/100MHz
L909
300R/100MHz
VCC5V
VIN_A
1
INH (EN)
2
VFB
3
AGND
4
SYNC
5
VIN_SW
6
SW
7
PGND
8
9
IC900
ST1S10
R900 NC
R904 0R
C901
22u
L902
120R/100MHz
R905
NC
VCC5V
L910
NC
VCC3.3V-ST
C904
NC
C906
1u/16V X7R
GND
C908
1u/16V
C909
100n/50V
C910
1u/16V
D901
PMEG2020EH
5
4
3
2
1
6
Q901
BC847BDW1T1
C925
NC
L915 1u
Only for
Analog Dimming
D902
PMEG2020EH
C935
220u/16V
R934
10K
R935
*
T906
2N7002
R936
1K
VCC5V
CB900
470n
R938
1K
R937
1K
P1
1
P2
2
S907
To Panel Inverter
Vbr-A
DCR OPTION
L917
120R/100MHz
C936
100n/50V
C937
100n/50V
From Tcon
when using DCR
NC when using
DCR from Tcon
EXT_DIM_IN
EXT_DIM_OUT
EXT_DIM_OUT
C926
10u/16V
GND
GND
+5V_DC
C927
4u7/16V
GND
R928
18K %1
R927
5K36 %1
C928
4n7
GND
L912
3u3
C929
22u
C930
22u
R929
10K %1
GND
+5V_DC
VIN_A
1
INH (EN)
2
VFB
3
AGND
4
SYNC
5
VIN_SW
6
SW
7
PGND
8
9
IC903
ST1S10
C931
22u
L913
120R/100MHz
C932
NC
+12V_ST
L911
120R/100MHz
C933
1u/16V
R932
47k
5
4 3
2
1 6
Q902
BC847BDW1T1
C934
100n
R931
1K
R930
10K
L914
FERRIT
R933
47K
Power-ON/OFF
+12V+12V_ST
+5V_ST
T905
PMV65XP
+12V_ST
+5V_DC
+5V_ST
L921
120R/100MHz
L922
PBY2012
+5V_DC VCC5V
EXT_DIM_OUT
EXT_DIM_OUT
EXT_DIM_IN
EXT_DIM_IN
Optomosfet
To "0" power relay board
GND
P1
1
P2
2
S908
Optomosfet
P1
1
P2
2
S909
GND
T907
PMV65XP
GND
D903
PMEG2010
To battery board or 0.1W board
Vdd_Z-Touch
Battery+
+5V_ST
R939
100K
R940
10K
Vdd_Z-Touch
1
2
3
S910
Optomosfet
GND
Battery+
AP1117
3
Thermal
Shutdown
1
2
V
out
Adj
1.25V
+
+
CURRENT
LIMIT
V
in
-
+
+
1
GND
(FIXED)
-
PCB Index R-4
R940
10K
C939
100nF
VCC3.3VVCC3.3V-ST
T907
PMV56XN
+12V
R941
100K
VCC3.3V
R939
*
SUB-MICRO
C938
1uF
PCB Index R-4
1
2
1
2
Netzteil / Power Supply
Vorabversion
Preliminary Version