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VIDEO AMPLIFIER BOARD - PLATINE AMPLIFICATEURS VIDEO - VIDEOVERSTÄRKERPLATTE - PIASTRA AMPLIFICATORE VIDEO - PLATINA AMPLIFICADOR VIDEO
CRT BLUE
!
+20V
RB325
10R0
+20V
CB325
1MI0
V-GND
VIDEO B
U_VIDEO_PROT
BB203 <= BB303
32us
CB385
(GREEN CRT)
#
2.6Vpp-H
240
1
U_VIDEO_PROT
2
U_SYS
3
137
CB386#
4
5
1N0
PROT_1
6
CHAS-GND
7
HEATER_LOW
HEATER_LOW
CB302
8
HEATER_LOW
22P0
9
HEATER_HIGH
HEATER_HIGH
10
HEATER_HIGH
11
12
+20V
13
+20V
RB302
14
475R0
SVM
15
B_GND
16
CB301
I_CUT
10P0
17
B_GND
18
BLUE
19
B_GND
20
PROT_2
MASTER
BC856B
RB338
5K6
V-GND
CRT B 222AP000 00
CRT
CRT B 222AP001 00
CRT B 222IP002 00
CRT B 222EP000 00
CRT B 222EP001 00
IB302
+12V
MC7812CT
OUT
IN
+12V
CB326
CB328
CB327
100N0
100N0
220U0
U_VIDEO_PROT
V-GND
V-GND
V-GND
V-GND
RB339
RB337
68K1
IB301
+12V
TDA6120Q
5
IIN
11
n.c.
!
n.c.
9
RB322
10R0
6
11.5
VCC
+12V
CB321
CB322
MIRROR
47U0
22N0
1x
in
out
RB304
RB320
V-GND
V-GND
RB321
10K0
1K5
33R0
5.5
2
5.4
TB312
BC856B
4.8
TB320
RC- RC+
BC856B
0
7.7
1
3
4
RB323
RB333
3.1
V-GND
100R0
RB301
RB331
4.8
100R0
10R0
2K2
V-GND
CB334
+12V
15P0
RB334
JB311
330R0
RB389
#
RB327
4K7
+12V
RB332
RB382
#
RB315
24K9
47K0
RB330
JB332
3K57
TB337
RB381
TB335
#
6.1
6.1
BC856B
V-GND
TB336
5.4
TB332
BC857C
10.4
5.5
BC846B
4.9
4.9
0
4.9
RB336
RB328
CB339
RB335
RB340
TB339
TB333
100R0
10K0
22U0
100K0
1K0
BC846B
BC846B
V-GND
V-GND
V-GND
V-GND
V-GND
BLANKING LEVEL DETECTION
RG326
RG327
3K3
3K3
RG330
CG301
CG302
RG305
!
22R0
100U0
1K82
22N0
V-GND
V-GND
+12V
CG306
10N0
RG338
750R0
V-GND
RG335
33R0
RG304
CG354
TG335
1K0
27P0
BC856B
RG341
CG341
680R0
47U0
RG306
V-GND
680R0
BSVM-DRIVER
V-GND
#
BB310
CRT B 222AP000 00 LTG US
10798220
CRT B 222AP001 00 BARACUDA US
10798220
CRT B 222IP002 00 VENUS
10857010
CRT B 222EP000 00 LTG EU
10798220
CRT B 222EP001 00 BARACUDA EU
10798220
81
BLUE
LB323
68U0
CB324
CB323
RB390
68K1
10N0
4U7
100K0
1
BB390
V-GND
V-GND
RB350
LB353
39K0
240
1.7
10
VDD
CASCODE
MIRROR
4x
in
out
80
RB367
OUTC
12
1K5
1x
13
OUT
1x
0.7pF
80
RB360
DB361
4K7
BZX55B10
OUTM
7
out 1x
out 4x
in
5.8
V-GND
CURRENT
RB365
J
INPUT
+
CASCODE
12.2
330R0
5mA
TB360
14.1
VIN+
GND
BC856B
8
1.2
V-GND
CB362
3.8
10U0
+12V
RB374
DB360
RB341
LB310
CB341
3K3
1N4148
1K5
47U0
!
V-GND
V-GND
RB344
+20V
RB361
470R0
RB385
100K0
RB387
1K0
1K0
CB344
RB384
RB386
RB363
150P0
#
#
820R0
CB381
CB380
V-GND
#
#
5.2
RB379
39K0
6.2
TB361
TB380
RB345
BC856B
BC857C
CB365
10K0
1
TB381
RB388
1U0
BC857C
100R0
V-GND
RB378
CB316
RB316
DB316
3K9
39P0
1N4148
4K7
V-GND
CG310
22U0
20.6
CG304
RG308
TG302
100N0
220R0
V-GND
BC337-40
CG305
CG313
11.4
LG314
100N0
100N0
19.4
18.7
10.8
TG305
BC556B
RG311
RG314
RG312
RG309
100R0
56R0
18K0
11.4
DG305
RG302
3K3
DG301
DG302
CG312
CG314
DG306
1N4148
RG310
1N4148
22N0
2P2
11.4
10.8
1.8
TG301
RG313
BC546B
TG304
3R3
BC327-40
1.2
11.4
CG303
RG303
V-GND
100N0
220R0
BSVM OUTPUT STAGE
V-GND
V-GND
V-GND
CB369
CB380
CB381
CB385
CB386
RB305
100P0
10P0
22P0
10N0
1N0
-
100P0
10P0
22P0
10N0
1N0
-
Wire
18P0
15P0
1N0
-
X
Wire
10P0
22P0
220P0
-
-
Wire
10P0
22P0
220P0
-
-
HEATER_HIGH
only inserted for Hitachi Tubes
HEATER_LOW
VIDEO-B
32us
115Vpp-H
DB351
BAV21
LB352
DB352
3U3
RB353
RB354
BAV21
330R0
330R0
89
CB352
GNDA
HEATER_HIGH
1
DB353
3P3
GND-FRAME
BAV21
2
GND-AQUADAG
3
4
G2
DB354
BAV21
BB351
CB369#
RB358
V-GND
47R0
100P0
DB365
BAV21
SPOT
RB373
KILLER
56K0
U_VIDEO_PROT
DB380
RB364
V-GND
1N4007GP
100K0
CB361
RB362
2N2
15K0
BZX85C100
V-GND
CB366
10U0
5.2
DB370
CB368
BZX55A5V1
100N0
4.3
TB362
DB367
BC856B
1N4007GP
228
V-GND
0
TB366
DB369
5.1
DB368
BF420
1N4007GP
1N4007GP
RB368
RB370
RB380
4K7
22K0
100K0
CB360
150P0
V-GND
V-GND
V-GND
V-GND
RG319
CG348
1K0
47P0
74
CG307
73
TG360
RG342
390R0
2SA1708
RG329
22N0
1K0
37
RG321
68K0
RG332
37
68K0
0.5
TG370
2SC4488
CG309
RG323
22N0
1K0
V-GND
V-GND
RB330
RB381
RB382
RB384
RB386
RB389
3K57
2K0
806R0
3K32
1K5
24K9
3K57
2K0
806R0
3K32
1K5
24K9
3K65
1K82
1K21
1K82
2K43
24K3
3K57
2K0
806R0
3K32
1K5
24K9
3K57
2K0
806R0
3K32
1K5
24K9
82
RB300 WIRE
GNDA
RB305#
220R0
BB358
to EHT
splitter
+30 KV
5
11 4
6
7
ANODE
!
HEATER
BB310
#
8
CATHODE
G1
G2
G3
JB358
12
AQU
10
1
9
FOK
0.9
223
RB369
RB371
1K5
1K5
CB371
1N0
GNDA
DB366
RB366
1M2
CB367
470P0
BG303
1
2
2
1
MASTER
LG301
4
3
Safety Part
!
When repairing, use original part only
Piece de securite
N'utilisez que les pieces d'origine
Sicherheitsbauteil
Bei Ersatz nur Originalteil verwenden
ITC222 - PTV
First issue 02 / 04
Publicité
