Grundig Vision 2 19-2940 T DVD, Service Manual

Page: 42 / 58

GR
UNDIG Ser
vice
Chassis DB
2 - 22
Inverter YTF194
OL P
1
OL R
2
ENA
3
S_S
4
GND
5
REF
6
ADI M
7
BDI M
8
EA_I N
9
EA_OUT
10
BCT
11
RT
12
CT
13
OUTD
14
OUTC
15
PGND
16
VI N
17
OUTA
18
OUTB
19
RT1
20
IC2006
FAN7314
C2046
220pF
C2043
220nF
C2052
1uF
C2038
1nF
C2048
4.7nF
C2050
10nF
R2037
10K
C2042
10nF
R2041
27K
C2047
10nF
R2040
56K
R2042
16.9K
C2044
12pF
R2048
100K
R2050
9K1
R2049
10K
FB
C2039
??
OL R
R2035
100K
R2051
330K
C2055
1uF
3
1 2
D2017
BAW56
OL P
3
1
2
D2016
BAW56
R2054
10K
OL P2
C2054
2.2nF
R2053
10K
OL P1
C2053
2.2nF
1
2
3
4
5
6 7
8
9
10
11
12
TR2002
HVT- 108
R2036
82K
RT
OUTB
OUTA
C2040
1uF
C2049 4.7nF
R2045
27K
RT
3
1
2
D2014
BAV70
3
2 1
D2015
BAV99
R2046
1K
C2051
10nF
C2045
12pF
R2047
1K
OL R
R2043
1K
FB
3
2 1
D2013
BAV99
R2044
1K
OL P2 OL P1
X5Y
BL ON/OFF
DI M
BL ON/OFF
DI M
REF
T2002
BC848B
WARNI NG
WARNI NG
TP11
TP12
TP24
TP29 TP28
TP25
TP26
TP17
TP32
TP34
TP33
TP36 TP37
TP35
TP15
TP18
TP13
TP21
TP31
TP22
TP23
TP30
R2064
9K1
C2062
1uF
C2063
1uF
1
2
S2006
1
2
S2007
3
1
2
D2005
BAW56
R2057
10K
OL P4
C2058
2.2nF
R2056
10K
OL P3
C2057
2.2nF
TP99
TP81
C2072
10nF
1
2
S2008
1
2
S2009
3
1
2
D2057
BAV70
R2071
1K
C2073
10nF
C2069
12pF
R2072
1K
OL R
R2069
1K
FB
R2070
1K
OL P4 OL P3
TP93
TP95
TP97
TP96
TP98
WARNI NG
WARNI NG
3
2 1
D2055
BAV99
3
2 1
D2054
BAV99
2
1
7
8
4
3
9
6
5
10
TR2003
TMS93633CT
R2039
0R
J2002
VCC5V5
TP43
TP68
TP78
TP79
C2006
470uF
16V
+12V
L2012
120R/100Mhz 3A
C2036
10uF
TP87
C2016
10uF
C2064
10uF
R2065
0R
R2067
0R
1
2
3
T2006
FDD4141
1
2
3
T2009
FDD8778
R2062
2.7k
R2068
2.7k
+12V
C2061
10uF
TP89
TP92
TP108
TP91
TP90
TP94
+12V
J2010
Jumper
C2065
1uF J2014
J2018
R2079
0R
TP64
TP107
TP114
TP115
C2012
27pF
C2041
470uF
16V
GND
TP86
R2087
22K
C2067
12pF
C2070
12pF
J2013
SWJ
7
6
9
5
8
5 7
6
9
8
FAN7314
BDIM
S_S
EA_OUT
OSCILLATOR
RT
Error Amp.
EA_IN
6µA
-
+
CT
max. 2V
min. 0.5V
ADIM
OUTB
OUTA
OUTC
OUTD
-
+
V
IN
2.5V
REF
ENA
UVLO 5V
UVLO
REF
BCT
+
-
max. 2V
min. 0.5V
OLR
-
+
2V
-
+
1.4V
S
olr
Q
Q
SET
CLR
S
R
UVLO
OLP
-
+
PGND
S
burst
Voltage
Reference
&
Internal
Bias
V
IN
1.4µA
UVLO
Output
Driver
Output
Control
Logic
AGND
S
olr
105µA
S
burst
85µA
Output
Driver
+
+
-
2.4V
V
a
+
α
V
OLP
V
OLP
+ α
2.5V 1.5V
RT1
M
RT1
Striking
Logic
OLP
S_S
2.65V