7.
Circuit Diagrams and PWB Layouts
TV Board: SAW Filter, Ext. Video Select, Histogram, & C-Sync Generator
NC
ISWI
I
O2
GND
O1
NC
ISWI
I
O2
GND
O1
NC
ISWI
I
O2
GND
O1
MUXDX
NON-LINEAR
AMPLIFIER
HISTOGRAM
PROCESSOR
BLUE
STRETCH
OUTPUT
AMP
SUPPLY
AND
BIASING
HISTOGRAM
MEASUREMENT
SATURATION
COMPENSATION
INPUT
AMP
TIMING
AND
CTRL
AMPSEL
AMPSEL
3V6
2V9
2V9
8V5
3V6
7V8
0V8
0V6
0V6
0V
0V5
5V
7V7
0V6
1V8
1V6
1V6
5V
1V7
0V5
0V5
2V4
2V4
2V1
SAW FILTER, EXT. VIDEO SELECT, HISTROGRAM & C-SYNC GEN
C-SYNC GENERATOR
HISTOGRAM PROCESSING
VIDEO & QSS IF
0V
4V9
0V
RES
RES
RES
RES
0R
0R
0R
0R
0R
A11
A11
A11
A11
A11
A1
A1
A3
A1
A6
A4,A6
A1
A4
A4
A4
A4
A4
A4
A4
A4
A6
A1
A4
A4
A4
A4
SWITCH
"401" ~ "425"
"380" ~ "399"
"451" ~ "470"
"471" ~ "499"
(15"/17"/23" EUROPE & AP-PAL)
EXT. VIDEO SELECT
8V2
3V8
5V3
5V3
5V3
8V2
1V2
0V5
3V3
0V5
0V2
0V5
0V
0V6
0V2
0V
2V3
5V3
1V7
RES
RES
EUROPE & AP
PAL-MUTLI
ONLY
RES
RES
RES
RES
RES
0R
0R
A1
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
A
B
C
D
E
F
1452 D3
1453 E3
1454 F3
2380 B7
2381 A9
2382 C8
2390 C6
2391 B5
2401 B1
2402 B1
2403 A1
2404 A1
2405 A1
2407 C3
2408 C2
2412 A3
2415 B3
2417 A3
2418 A4
2419 B4
2452 D2
2453 D1
2470 D4
2471 D4
2472 D5
2473 D6
2474 F5
2475 F5
2476 F5
2477 F6
2478 F6
2479 F6
2480 F7
2481 F7
2482 F9
3380 A6
3381 A7
3382 A7
3383 A8
3384 A8
3385 A9
3386 A9
3387 B7
3388 B8
3389 C7
3390 B6
3391 B6
3392 B5
3393 B5
3394 B5
3395 A9
3401 B1
3402 B1
3403 A1
3404 A1
3405 A1
3409 B1
3410 B1
3411 A3
3412 A3
3413 B3
3414 B3
3415 B3
3416 C4
3417 A4
3418 B4
3455 D1
3456 D1
3457 E1
3458 E1
3459 E2
3460 D2
3461 D1
3465 E2
3470 D5
3471 D5
3472 D6
3473 D6
3474 D7
3475 D7
3476 F6
3477 F7
3478 E8
3479 E8
3480 E8
3481 E9
3482 F8
3483 F9
3484 E9
3485 E9
4451 C2
4452 D2
4453 D2
4454 D2
4455 D2
4456 F2
4457 F2
4458 F2
4459 F2
4460 F2
4461 D4
4462 D4
4470 D9
4471 D9
4472 E9
5451 C1
5452 D1
5453 E4
5454 F4
5470 F5
6380 B6
6390 C5
6412 A3
6415 B3
6451 D1
6452 D2
6470 E7
6471 E7
6472 F7
7380 A7
7381 A8
7382 A8
7383 C7
7384 C8
7385 C8
7390 C5
7391 C6
7401 A2
7403 F5
7412-A B3
7412-B C3
7451 E2
7452 E1
7471 D8
7472 F8
7473 E8
F385 A9
F413 B4
F470 D4
F471 D4
F472 D5
F473 D5
F474 E4
F476 F6
F477 E7
F478 E7
F479 E8
F480 E9
270R
3395
F385
4462
F477
4461
F478
F476
F479
F473
F474
F472
F470
F471
F413
2380
470p
+8V3
+8V3
+8V3
560R
3389
+5V4
+5V4
+5V4
+5V4
+5V4
BAS316
+5V4
6390
2391
330p
2390
2n2
220K
3392
27K
3394
3390
4K7
4K7
3393
10K
3391
7390
BC847CW
7391
BC847CW
3388
3387
10K
2K7
220n
2382
BC847CW
7385
BC847CW
7384
BC847CW
7383
2381
1u0
7382
BC847CW
7381
BC847CW
BC847CW
7380
470R
3385
560R
3386
3384
4K7
4K7
3383
10K
3382
5K6
3381
22K
3380
BAS316
6380
8
13
14
15
2
3
11
12
16
17
7
OFWK9656L
1
18
4
5
6
9
10
16
17
7
8
40M4
1452
6
9
10
13
14
15
2
3
11
12
40M4
OFWK9656L
1453
1
18
4
5
12
16
17
7
8
5
6
9
10
13
14
15
2
3
11
OFWK9656L
1
18
4
1454
40M4
5454
6u8
5451
4460
4456
4457
4459
5453
4458
4455
820n
4454
4453
4451
4452
+8V3A
5452
390n
2452
10n
2453
10n
3457
27K
18K
3458
2K2
3456
7452
1SS356
6451
BC847BW
6K8
3455
3461
3459
22K
2K2
3465
47K
1SS356
BC847BW
7451
2K2
6452
10R
3418
3460
3417
10R
1u0
2418
2419
1u0
4470
4472
4471
10u 16V
+8V3
+8V3
2417
10
9
+8V3
+8V3
1y0
12
1y1
13
14
2y0
2
2y1
1
15
3y0
5
3y1
3
4
G3
6
GND
8
VCC
16
VEE
7
11
7401
74HC4053
6472
BAS316
6471
F480
6470
3409
3410
2482
100p
+8V3A
+5V4
3485
10K
3483
10K
10K
3484
7473
BC847BW
VCC
16
VEE
15
VIN
3
VOUT 18
VREF
17
YIN
7
YOUT 14
AMPSEL
6
1
BLG
20
BLM
HM1
9
HM2
10
HM3
11
HM4
12
HM5
13
NLC
4
SC
5
8
TAUHM
UIN
2
UOUT 19
10u
2480
7403
TDA9171
5470
6u8
3481
4K7
+8V3A
BC847BW
7471
1K5
3414
1K5
3411
220n
2415
2401 1u0
22n
2405
2404 22n
18K
3477
3470
10K
3472
220K
3471
3476
15K
10u
3473
2479
2472
10n
10n
2471
2473
220n
2475
10n
10n
2474
2476
10n
10n
2477
2478
10n
100n
2481
2470
100n
3478
10K
47K
3480
47K
3479
7472
BC847BW
3482
10K
3475
3474
2407
100n
100n
2408
3416
1K0
1K0
3413
BC847BS
7412-A
7412-B
BC847BS
6415
BAS316
1K5
3415
BAS316
6412
2412
220n
3412
1K5
2403 1u0
1u0
2402
3405
3404
3403
3402
3401
H-SYNC
C-SYNC
LINEDRIVE1
V-MAIN
HIS-OFF
SEL-MAIN-R1R2
MAIN-CVBS-EXT-IN
VIF1
VIF2
VSIF1
VSIF2
SEL-IF-LL_M-TRAP
IF-TER
SEL-MAIN-FRNT-RR
CVBS-SC1_AV1-IN
Y-CVBS-SC2_AV2-IN
Y-CVBS-FRONT-IN
C-SC2_SVHS-IN
C-FRONT-IN
MAIN-C-EXT-IN
SANDCASTLE1
SC
Y-HISTOGRAM
V-HISTOGRAM
Y-MAIN
U-MAIN
U-HISTOGRAM
CL 36532023_008.eps
190503
F470
500mV / div DC
20µs / div
F385
200mV / div DC
20µs / div
F471
500mV / div DC
20µs / div
F472
500mV / div DC
20µs / div
F413
1V / div DC
20µs / div
F480
1V / div DC
20µs / div
Item#
Europe
NAFTA
AP-PAL
AP-NTSC/Latam
Component type
1452
--
--
-- FIL SAW SM 38MHZ9 OFWK3953L R
1452
--
--
FIL SAW SM 45MHZ75 OFWM1967L R
1452
--
--
-- FIL SAW SM 38MHZ9 OFWK7265L R
1454
--
--
-- FIL SAW SM 38MHZ9 OFWK9656L R
1454
--
--
-- FIL SAW SM 38MHZ9 OFWK9361L R
2452
--
CER2 0603 X7R 50V 10N COL
2453
--
CER2 0603 X7R 50V 10N COL
3455
--
-- RST SM 0603 6K8 PM5 COL
3456
--
-- RST SM 0603 2K2 PM5 COL
3457
--
-- RST SM 0603 27K PM5 COL
3458
--
-- RST SM 0603 18K PM5 COL
3461
--
-- RST SM 0603 2K2 PM5 COL
4451
--
RST SM 0603 JUMP. 0R05 COL
4453
--
--
-- RST SM 0603 JUMP. 0R05 COL
4455
--
--
RST SM 0603 JUMP. 0R05 COL
4457
--
-- RST SM 0603 JUMP. 0R05 COL
4458
--
--
-- RST SM 0603 JUMP. 0R05 COL
4460
--
--
-- RST SM 0603 JUMP. 0R05 COL
5451
--
-- FXDIND SM 1008 6U8 PM5 COL R
5452
--
-- FXDIND SM 0805 0U39 PM10 COL R
5452
--
--
FXDIND SM 0805 0U82 PM10 COL R
6451
--
-- DIO SIG SM 1SS356 (RHM0) R
7452
--
-- TRA SIG SM BC847BW (COL) R
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V