Circuit Diagrams and PWB Layouts
7.
TV Board: IF Video Sync Chroma
SWITCHABLE
SOUND TRAPS
4.5 / 5.5 / 6 / 6.5
MHZ
VIDEO
AMPLIFIER
MUTE
AGC + NARROW
BAND AUDIO FM
PLL DEMODULATOR
DE-EMPHASIS
OUTPUT
+
VOLUME
CONTROL
IF AMPLIFIER
PLL VIDEO DEMOD
AFC
CALIBRATION
AGC
OUTPUT
VERTICAL
E / W
OUTPUT
HORIZONTAL
OUTPUT
VCO
+
CONTROL
SYNC
SEPARATOR
VERTICAL
SYNC
SEPARATOR
PASS
CATHODE
CALIBRATION
SW OUT
Y
U
V
U
V
VIDEO
IDENT
CVBS
CONTROL
DELAY
PEAKING
CORING
RGB-2
INPUT
IIC BUS
WHITE /
RGB
Y
U
V
STRETCH
+
RGB1
INPUT
+
TINT
SWITCH
CHROMA
BAND-
LUM-
+TRAP
BASE
BAND
DELAY
LINE
RGB / YUV
MATRIX
CD
MATRIX
SATURATION
CONTROL
R
MATRIX
BLACK
PAL / NTSC /
SECAM
DEMODULATOR
RGB
OUTPUT
G
B
2V4
1V9
1V9
1V7
2V4
1V9
2V3
1V9
2V6
5V
4V
3V
2V9
7V8
3V9
2V2
3V9
3V8
0V1
2V2
2V1
0V8
8V2
3V5
2V9
7V8
2V2
2V
2V6
7V8
1V4
3V6
3V4
3V8
2V
2V6
8V5
1V6
4V1
2V1
3V4
2V6
2V6
2V6
0V
2V8
2V5
2V4
2V4
2V4
2V3
3V5
3V4
3V4
3V4
0V3
3V2
3V3
3V3
3V3
3V3
NC
NC
NC
RES
RES
RES
RES
NSTC&LATAM ONLY
EU ONLY
PAL/MULTI
NSTC &
LATAM
NSTC & LATAM ONLY
PAL / SECAM
TDA8889
TDA8887
*
*
A5
A5
A3
A5
A5
A8
A8
A11
A6
A5
A6
A6
A1
A6
A5
A5
A11
A11
A11
A11
A5
A5
A5
A5
A11
A6
A1
A1
A1
A1
A1
A1
A5
A5
A1
A1
A1
(SCART)
(SCART)
RES
RES
RES
RES
*3304
*
SCART
100R
220R
CINCH AP
RES
RES
0R
2K4 1%
2V5
2V6
1V6
3V3
2V7
2V7
3V3
3V3
2V7
4V9
NAFTA
AP-NTSC / LATAM
7301
TDA8885
8V
ONLY
ONLY
RES
A1
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
A
B
C
D
E
F
A
B
C
D
E
F
1330 E2
2301 A1
2302 B2
2303 A5
2304 A5
2305 B1
2306 C1
2307 C2
2308 C2
2309 C3
2310 C2
2311 C3
2312 C4
2313 C4
2314 A6
2315 B6
2316 C6
2317 A7
2318 A6
2319 C6
2320 A7
2321 A8
2322 A9
2323 C8
2324 A10
2325 A8
2326 A6
2327 C6
2330 D9
2331 D9
2332 E9
2335 F8
2336 F8
2337 F8
2338 F8
2339 F7
2340 F6
2341 F6
2342 F6
2343 F6
2344 E2
2345 E3
2346 E2
2347 E1
2348 E1
2349 E1
2350 C9
2351 D2
2360 E10
2361 F9
3301 A1
3302 A1
3303 A1
3304 A1
3305 B1
3306 C2
3307 C3
3308 C3
3309 A6
3310 A5
3311 A5
3312 B5
3313 B6
3314 C5
3315 B6
3316 C6
3317 A7
3318 C6
3319 C7
3320 A9
3321 A10
3322 B10
3323 A9
3324 C8
3325 A1
3326 A5
3327 C5
3328 C5
3330 B9
3331 C9
3332 C9
3333 D9
3334 D9
3335 E9
3336 E9
3338 F9
3339 F9
3340 F7
3341 F7
3342 F7
3343 F7
3344 F6
3345 F6
3346 D2
3347 D2
3348 D2
3349 E1
3350 C9
3351 C10
3352 C10
3354 D10
3355 D10
3357 E10
3358 D10
3360 F9
3361 F10
3362 F10
4301 C2
4302 A1
4303 A1
4320 A9
4323 A9
5301 A2
5302 A9
5303 A10
5326 A6
6327 C6
6360 F10
6361 F10
6362 F10
7301-A A2
7301-B D3
7301-C A7
7302 A6
7303 B5
7330 D2
7350 C9
7353 D9
7356 D9
7360 E10
F301 C7
F302 A1
F321 A8
F337 F9
F338 F9
F339 F8
F340 F7
F341 F7
F342 F7
F345 F2
F346 F1
F349 D2
F350 D2
F351 D2
F352 C10
F355 D10
F358 D10
I346 D2
IF-VIDEO -SYNC-CHROMA
(15"/17"/23" EUROPE, AP & LATAM )
2325
I346
+3V5
1K0
3327
1K5
3328
2327
120p
6327
BAS316
F302
2361
100u
16V
3361
10K
3362
2360
100p
7360
BC847BW
3360
6362
6361
BAS316
BAS316
6360
BAS316
4323
4320
3323
3320
4303
4302
3325
3301
3357
470R
3354
470R
470R
3351
220p
2326
2u7
5326
3326
75R
F321
F350
F358
F352
F355
F338
F337
F342
F340
F341
F339
F346
F345
F349
F351
2323
100n
1u0
2317
50V
10u 16V
7356
BC847BW
3358
150R
BC847BW
3355
150R
7353
+8V3
7350
BC847BW
3350
2350
1u0
3352
10R
150R
2351
1u0
2335
+5V4
820p
3338
3336
+8V3A
2315
1u0
3313
10R
1u0
+8V3A
+8V3A
2314
10R
3309
4u7
2308
35V
2312
2310
16V
10u
2304
16V
10u
+8V3
+3V5
+8V3
1K0
+3V5
150R
3330
3333
2330
15p
15p
2331
150R
3334
3335
2332
15p
+8V3
150R
5301
6u8
100R
+8V3A
3339
100R
3340
2336
22n
3341
100R
22n
2337
22n
3342
100R
2338
100n
3332
100R
2339
100R
3331
3343
10K
3344
8K2
3345
10p
2340
100R
2343
470n
470n
2342
2341
470n
12MHZ
1330
HC-49/U
3349
100R
2346
2344
10n
33p
33p
+8V3
2345
10R
3348
3346
1K0
7330
BC847BW
3347
100R
2349
1u0
10n
2348
1u0
VI|RI
48
46
VO|YI|GI
19
WHSTR
YIN
39
YOUT
40
2347
G|1
36
G|2
42
HALFT
13
OSCIN
51
OSCOUT
52
R 33
R|1
35
R|2
41
SCL
17
SDA
18
SWO1
22
SWO2
60
UI|BI
47
45
UO|BL3
B
31
BCLIN 34
BLKIN
30
38
BL|1
BL|2
44
B|1
37
B|2
43
C3
20
CVBS1OUT
54
CVBS2OUT
26
CVBSINT
24
CVBS|Y2
29
21
CVBS|Y3
FSCOUT
49
G
32
61
GND2
56
H-DRIVE
5
IREF
14
LPST-UP
59
PH1LF
58
PH2LF
4
VCS
53
VP2
7301-B
VP1
23
7301-C
63
DR+
64
DR-
3
EHTO
62
EW-DRIVE
57
FBISO
GND1
25
AGCOUT
7
DECBG
55
DECDIG
50
GND
6
IFIN1
1
2
IFIN2
IFVO 16
IFVO|AUDOUT 27
PLLIF
15
11
QSSO|AMOUT
SECPLL
28
SIF1
8
SIF2
9
SIFAGC
10
VIDEO|SIF
12
+8V3
7301-A
1n
2324
3K3
3321
100n
2321
5302
100n
2322
6u8
5303
6u8
2n2
2320
3322
39K
3324
+8V3A
F301
10K
3319
100n
2319
3318
27K
15K
3317
2318
4n7
2313
100n
2311
220n
2309
4301
220n
1K0
3311
7302
BC847BW
3310
100R
680R
3315
3316
470R
1u0
2316
1K0
3314
2303
100n
3308
100R
7303
BC847BW
3312
1K0
3307
100R
2307
4n7
3K9
3306
2306
4n7
330p
2305
22n
3305
2302
3304
390R
3303
100n
2301
3302
OUTSEL
R-SC1_V-IN
B-SC1-IN_U-IN
G-DRIVE
R-DRIVE
B-DRIVE
MAIN-CVBS-EXT-IN
CVBS-SC2_MON-OUT
CVBSOUTA
CLOCK12MHZ
COMB-ON
Y-HISTOGRAM
Y-MAIN
G-SC1-IN_Y-IN
FBL-SC1-IN
SCL-0
SDA-0
U-MAIN
V-MAIN
V-HISTOGRAM
U-HISTOGRAM
R-TXT-OSD
G-TXT-OSD
B-TXT-OSD
FBL-TXT-OSD
VSIF1
VSIF2
VIF1
VIF2
AGC
PIP-AUDIO
SIF-TV
CVBS_TER_OUT
SC
LINEDRIVE1
V-SYNC
C-IN
Y-IN
CL 36532023_007.eps
150403
1V / div DC
20µs / div
F342
F341
1V / div DC
20µs / div
F355
200mV / div DC
20µs / div
F346
1V / div DC
20µs / div
F340
1V / div DC
20µs / div
F350
1V / div DC
20µs / div
F358
200mV / div DC
20µs / div
F352
200mV / div DC
20µs / div
Item#
Europe & AP-PAL
NAFTA
AP-NTSC & Latam
Component type
2305
--
V
V
CER1 0603 NP0 50V 330P COL
2306
--
CER2 0603 X7R 50V 4N7 COL
2307
--
CER2 0603 X7R 50V 4N7 COL
2308
--
-- ELCAP SM 35V 4U7 PM20 COL
2310
--
ELCAP SM 16V 10U PM20 COL
2327
--
-- CER1 0603 NP0 50V 120P COL
3304
--
-- RST SM 0603 100R PM5 COL
3304
--
RST SM 0603 220R PM5 COL
3306
--
RST SM 0603 3K9 PM5 COL
3307
--
-- RST SM 0603 100R PM5 COL
3308
--
-- RST SM 0603 100R PM5 COL
3312
--
RST SM 0603 1K PM5 COL
3327
--
-- RST SM 0603 1K PM5 COL
3328
--
-- RST SM 0603 1K5 PM5 COL
3343
--
RST SM 0603 8K2 PM5 COL
3344
--
RST SM 0603 10K PM5 COL
4301
--
--
RST SM 0603 JUMP. 0R05 COL
6327
--
-- DIO SIG SM BAS316 (COL) R
7301
--
-- IC SM TDA8885H/N1 (PHSE) Y
7301
--
-- IC SM TDA8887H/N1 (PHSE) Y
7301
--
--
IC SM TDA8889H/N1 (PHSE) Y
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