Deflection H+V - Grundig GT 2005 Service Manual

Layout of the PCBs and Circuit Diagrams
0V
25 2V/cm, 5µs/cm 26 2V/cm, 5µs/cm
29
0V
30
0V
29 30 2V/cm, 5ms/cm 31 2V/cm, 5ms/cm
Oscillograms CRT Panel
32
0V
33
0V
32 1V/cm, 20µs/cm 34 1V/cm, 20µs/cm
33 50V/cm 35 50V/cm
4 - 9
0V 0V
27 2V/cm, 20µs/cm 28 2V/cm, 5ms/cm
0V
36
34
0V 0V
35
37
0V 0V
36 1V/cm, 20µs/cm
37 50V/cm
ST 03 Layout of the PCBs and Circuit Diagrams

Deflection H+V

L302
100uH
+B 0.8A
10%
TY
LHL08
D300
BA157
+150/180V ITT
0V
TABLE_CRT
C311
470p
1KV
C312
10%
10u
CD_B
250V
MUR
20%
TABLE_CRT
DE
AE
NF
L_GND
HORIZONTAL
DEFLECTION
R307
1K
5%
HSYNC
R305
R306
4K7
1K
5%
5%
FLBACK
CHR_GND
+B
R314
6K8
4W
5%
DRAL 18
MO
31123383088
SXA0922
R313 2
5K6
1/2W
5%
C304
CF
1n
1KV
10%
CD_B
C313
DE
33p
250V
1
10%
CD_B
NF_PALI
DE
HORIZ
C303
27n
C305
250V
D303
10n
5%
BA157
10%
P
ITT
X7R
MKT
368
SAW_GND
+26V R200 C200
4R7 470u
1/4W 35V
5% 20%
MFF AE
SAFE
V_GND
R201
6K8
1
5%
VERT_DRIVE
VERTIKAL
C202
4n7
10%
DEFLECTION
X7R
R202
18K
5%
R203
4K7
5%
4 - 10
GRUNDIG Service
T300
TABLE_CRT
1
EHT
R315 9
C302
1/4W
47u
5%
160V
MFF
20%
SAFE
AE
L_GND
R316 6
1/4W
5%
FOCUS
MFF
SAFE
G2
11
7
+5V TABLE_CRT
R318
C306 8
NF
22p
1/4W
500V
D305
10%
LL4148
CD_SL 5%
MUR CF
DE NF
TR300 4
10
R312
BC847
0R68
1/4W
R302 R303 5%
5
220K 220K MFF
1/4W 1/4W SAFE
R304
5% 5% P
22K
MF MF NFR25
5%
R311
3
1R
1/4W
5%
MFF
SAFE
2
19
T311
TR302
L.DRIVE
MJF18204
MOTO C301
TABLE_CRT
C300
160V
3 1600V
5%
5%
MKP
MKP
379
R310 376
D304
47R R301
BY133
L301
5% 1/2W
ITT
LHL13
5%
R317
D306 C315 TY
MFF
10K
BYD37K 330p
1W
P 2KV
10%
NF 10%
NF
4
CD_R
17
MUR
NF
R300
R
TABLE_CRT
1/2W
TR301
5%
BF422
MFF
MOTO
SAFE
L_GND
D200 C322
1N4007 1u
ITT 160V
C201
20%
220u
AE
35V
R207 NF
20%
10K
20
AE
5%
VSYNC
2 6 3
D202 R208
4V7 10K
5% 5%
SUPPLY OUT_SUPPLY FLYBACK
ITT
VOLTAGE
GND
21
5
IC200
INV_INPUT
OUTPUT
TDA8170 ST
C204
220n R209
63V 330R
10% 1/4W
MKT 5%
CF
GROUND REF_VOLTAGE
R206
1R
1/4W
+26V
4 7
5%
V_GND
MFF
SAFE
C203
10p
5% C205
R205
63V 4u7 R210 C206
10K
COG 50V 2K7 TABLE_CRT
5%
20% 1/2W 25V
C207
AE 5% 20%
100n
R204 CF AE
10%
LINK
X7R
R211
L_GND
TABLE_CRT
1/4W
V_GND 5%
MF
V_GND
ST 03
+150/180V
CN350
5WAY_WIRE_HOLDER
+15V
2.5mm_PITCH
MOL
51052
R350
1
TABLE_CRT
1/4W
5%
2
CF
3
IB_SENSE
R915
4 L_GND
1W
5 HEATERS
5%
C350
MO
100n
VTM
63V
10%
MKT
+26V
L_GND
C309
470p
1KV
10%
D301
NF
BA157
ITT +26V
IC300
L7812CV
D302
ST
BA157 +15V
ITT
IN OUT
1 3
C310
470u
+12V
35V
2 GND
20%
3
AE
C307
C308 C320 C321
470p
220u 100n 100n
1KV
25V 10% 10%
10%
20% Z5U Z5U
CD_B
AE
MUR
DE
SAW_GND
NF
L_GND
L303
1 6
NF
NF
2 5
3 4
L300
TABLE_CRT
L300A
NF
PL351
4-OFF-PINS
4
3
2
1
R212
2K4
1/4W
5%
CF
NF
R213
2K4
1/4W
5%
CF
NF
GRUNDIG Service