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CTV2811N-JL TXT/NICAM SCHEMATIC DIAGRAM
+5VA SDA SCL +8V SDA R426 100 SCL LQ03 10UH CQ20 10u 1015 QQ01 CQ18 103 42 dvdd5 41 40 39 38 37 36 35 34 RQ07 100 RQ08 100 R429 LQ06 10UH CQ15 CQ17 10p RQ04 20k 33 32 31 30 gnd1 cap3 gnd2 xout sda xin reg dcl IC400 scl nu XQ01 27M CQ16 10p STV8203 22 29 28 27 26 25 24 23 cap7 reset 100n RQ03 220K CQ13 10u 100 IC401 30 SCL TDA7439
NOTE: SUBJECT TO CHANGE WITHOUT NOTICE
CRITICAL PARTS
R810A 1R/2W +26V 8OHM/8W
SCART1
VI VO
FBI RI
GI
SW LI BI
RI LO RO
VI VO
FBI RI
GI
SW LI BI
RI LO RO SCART2
21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
VIN2
R421 2.7K
R422 5.6K
R423 5.6K
R424 2.7K
D3403 4148
S-SW2
29
28
27
26
25
24 RIN4 BOL
23
22
21
20
LIN2 MINR 19
18
17
16 MXOL INL
CQ14 10n
5.6n 5.6n 18n 22n 100n 100n 100n 100n 22n 18n 2.2u MOL LIN1 MOR LIN4 MXOR RIN2 BOR TRR AGND TRL MIL INR BIR BIL
2.2u 0.01u C3409 4 IC3401 TDA7263M 3.3UF 10 1 R3420 680 C3421 2200P Q464 A1015 2 6 C3407 3.3UF R3416 100 R3430 10K R3431 47K R3415 4R7 R3417 R3412 100 C3411 100n
CRF DGND
C451
22K
3 C3406 R3411 1K C3408 2200P C3420 0.1u R3409 1K 5
9 8
R453 22K
1n C450
R3413 C3401 3K3 0.39u
C3416 470UF
VIN3 VO1 RIN2 LIN2 CT
C453 R454 22K 1n
1K
C426C421 C427C422C428 C423C424C429 C425C431
R504
C3419 100UF/35V
SP602
RIN1
C452
C432
C433
C3417 1000UF/35V C3418
D3401 4148
21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
LIN1 R455 22K
R501 R507 1K2 82K
IC501 3 12 C507 470P R511 220 11 10 R514 2K7 D502 IN4148
1n
Q501 A1015
R452
S-SW1
RIN3
RIN1
ROT
LIN3
SDA
LOT
C417 C435 10u 0.1u
C442 1u
R505
sck
nc
ws
nc
nc
nc
nc
470UF
Go Bo
1K
sd
C443 1u CQ26 RQ11 10UF 1K CQ27 RQ13
0.1u
R3414 4R7
CN101
XP501
R519 47K
VS
10
11
12
14
15
1n
R516 4.7K R502 R508 1K2 82K 4 9 C506 470P R517 220 6 R518 4.7K 7
13
1
2
3
4
5
6
7
8
9
FBI RI GI BI R434 560 C444 4.7uF R406 68 R408 560 R450 R451 22K 22K R433 560 Ro
V501 A48QA220X D501 IN4148 R513 2K7
16 slout
cap6
av5b
arout
mout
alout
gnd3
gnd4
srout
av5a
cap5
cap8
cap2
cap1
avcc
arin
min
alin
srin
CQ24 5
10n
D3402 4148
CQ10
10u CQ09 10n TU201
CQ08 220n
CQ07 10p 1n CQ06 10u
RQ02 39 10u CQ02
C437
1u
SIF
RO R433A 560
1K CVBS OUT1
RIN2
RIN1
LIN1
LIN2
AGC
VCC
BH
BU
VT
BL
C434 100UF IF 7 8 9 10 11 60MA L202 +5V C235 10UH
MUTE
+5V
+8V
+8V
8OHM/8W
+9V
RQ10 L401 1K 10UH
LO R434A 560
CQ03
R506
R484 22K
1N4148
SP601 1N4148
1K
C436
R405
CQ01 10n CQ04 1u CQ05 1u
3K3
C3415
CQ11 10n
10
11
12
13
14
15
17
18
19
20
2
3
4
6
7
8
9
21
D3404 4148
slin
C439 4.7uF
RO LO
1
sif
RQ12 1K
10UF
1K D463 1N4148 C486 D465 1N4148 470u Q3404 D462 C1815
C3413 C3402 100n 0.39u D461
Q402 C1815 C407 10UF C408 0.1u
R407 68
VO1
R503 R509 1K2 82K 1
STV5112 15 C508 470P R512 220 D503 IN4148 R515 2K7 C509 2200p/1K6V C510 0.01/500V
1u
CVBS OUT2
1 VT
2
3
4
5
6
OSD FB
OSD G
5V(A)
OSD R
OSD B
SDA
BCLP
SC
SCL
HD
8V
CT
Go
Ro
VS
Bo
C111 22u AGC BH 1N4148 BL R101 27K BU D210 1N4148 C240 10u Q204 D209 0.1u 4K7
D107 1N4148
C239
R102 47u C233 1n R255 4K7
+12V GND 180V HEAT
XS804
R520 10K XP504 C505 10UF
R517 4.7K D505 IS4148 R521 82
14 2 5
13
SAW102 K9650M 1 5
L111 10UH R148 100 R147 100 C143 4n7 C132 470u C135 1u 56 FMCAP C134 10n 55 54 GND D AUDIOOUT
R144 56K R145 8.2K R146 2.2K
L113 10UH C131 470u
C504 10u
1N4148
D211
2SA1015Y
2SA1015Y
R142
4.7U
C139 10n
R237 BSW1 R232 BSW2 +5V +8V CN001/2 C067 10UF 10K
R233 10K
10K R071 1K CN001/5 SW3 VSW4 V+
10n
53 Vcc D
52 SDA
51 SCL
50 SLPF
49 LFB/SSC
48 HOUT
47
0.1u
46
C145 45 Vcc1
44 CVBSOUT1
43 GND1
42 PIFLC1 X1/VAMP/CHROUT
R136
Q205 R234
R116 100
C105
R137 15K
68K
X102 4.43M 41 40 CLPF XTAL1
39 XTAL2
38 XTAL3/BTUN
37 FBOSD
36 ROSD
35 GOSD
R027 1K
34 BOSD
R028 1K
R026 1K
R129 27K
R025 2K7
C141
C238 10u
10K
Q206
2SA1015Y
C236 10u
C104 10n
2 3
4
R138 C142 2.2K 2.2u R139 2.2K
C138 C137 C161 4700P 0.1u 18PF C129 0.1u
R143 2.2K
C128 0.1u
C127 C126 0.1u 0.1u
R135 1K R134 47k
R133 470
R132 470
R131 470
CRT BOARD
33 Icath
32 ROUT
31 GOUT
30 BOUT
29 NC
SW5 P-
SW6 P+
BCL/SAF
5K6 R231 5K6 IC011 GND VCC CN001/4 R076 10 C041 10UF C040 0.1u 2 3 4 R079 OUT 4.7K R23 CN001/3 1
VERT
VS-1 +12V
AGCSIFCAP
AM/FMOUT
AGCPIFCAP
Y/CVBSIN3
EXTAUDIO
CVBSIN1
GND IF
PIFLC2
FBEXT
SIFIN1
SIFIN2
PIFIN1
PIFIN2
Vref IF
RESET NC
NC VT
CVBSIN2
55 54 C031 47PF 53 52 51 50 49 48 C015 39PF 47 46 45 44 43 42 41 40 39 R039 38 5K6 37 36 35 X001 4M
R072 120
R073 270
R074 470
R075 680
INTCVBSOUT
IRIN
KB INPUT
TUNERAGCOUT
56
IC003 STV2246C/48C
BCLV FLYBACK BREATH EWSENS CHR APR EWOUT CRAMP CHOLD SENS2 SENS1 R311 220K R312 R313 100K 15K NC NC NC
GND2
IFPLL
VccIF
Vcc2
BS
SYNC
R015A 1K
MUTE STDBY LED NC STDBY LED OSC OSC NC VOL PWM NC SAW-SW2 NC SAW-SW1 BSW2 BSW1 VSYNC HSYNC AVDD1 PXFM JTRETO GND AGND TELETEXT WSS JTMS AVDD2 CVBSO TXCF
R037 39K Q001 1815
R012 R001 33K 33K R003 33K C001 0.1u
1 33V
2 C122 1u SAW101
3
4 C123 10u
5
6 C109 1u
7
8 R121 150 C106 0.33u
9
10
11 C108 1n
12
13
14 R119 220 L103 8.2uH 6.5M
15
16 L101
17
18
19 C118 1u
20
21 C117 1u
22
23
24
25
26 C153
27 C152 0.1u
28 SCL C151 0.1u FBI RI GI BI VS SDA
R301 100
IC301 STV9306
VOPS
GND
OUT
VCC
SDA
SCL
RESET MUTE ON/OFF +5V R020 6K8 S-SW2 S-SW1 SDA SCL +5V E0 VCC E1 WC E2 SCL GND SDA C011 0.1u IC001 ST24C01 OSD B OSD G OSD R OSD FB +5V D004 1N4148 R029 1K R031 1K R033 1K R034 1K R014 100 R015 100 R036 6K8 R016 6K8 R060 6K8 R007 4K7
6 7 R005 4K7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 C008 0.1u C009 100uF L001 10UH C004 220P C005 220n R011 5.6K R019 6.8K 22 23 24 25 10UH C012 0.1u C003 4n7 C013 22P R018 5.6K 26 27 28
33K C002 0.1u
ON/OFF S-SW2 S-SW1 S1 S0 NC NC NC NC B G R FB SDA SCL VDD JTDO WSCF WSCR AVDD3 TEST0 MCFM JTCK
1 K2955M 2 3 5 CQ12 56p RQ05 560 CQ19 47P LQ01 10uH
0.1u
GREEN CN001/1 R015 1K
RED D001A HFT505M
5
R002 10K
R004
VT
4
C124
0.022u
C154 1u
trf1062 R124 1K R123 1K
C402 1u
C401 1u R402 75
C125 1u
0.1u R128 330K
R302 100 C327 47P
C301 C328 100n 47P R317 1K
C302 330n
C306 100u/35V R323 R331 10 D302 1N4004 C809A C314 0.027U/400V 2200u D311 C809 0.27U/400V D813 C839 1U/250V FR104 1 R843 10K L804 35UH 0.68R
R322 100
R324 R335 100 68K
C103
C312 1n
R314 R320 10K 2.2K
C107 10n
C121 47u
CF102 CF103 5.5M
R401 75
R156 R155 75 75
R154 75
R153 75 +12V 24V
Q401 C1815 C813 0.1u R329 4.7/2W C309 4.7UF/160V L803 VIN2 VIN3
C319 1 22n
C014 39PF
R336 470
VCOIL
SIF
L110 10UH CVBS OUT1
C119 R404 470 0.1u
L112 10UH C133 470u
SAW2 5V(A) AGC
32V/1w
R814 1 1K
XS803 HCOIL
8V
SC D108 1N4148 C807A 56P +8V R807 1K
C812 1000u
+12V
SAW1 BSW2 BSW1 +5V D012 1N4148 D013 1N4148 R090 22K SC R049 5.1K C035 4n7 C602 C036 22P 0.22U/250V T601 C019 470n C021 82P CVBS OUT2 D619 1015 MTZ11C R623 2K7 R611 Q611 5K6 C033 0.1u C606 D606 D604 C604 R602 3R9/5W C613 4700P C605 D605 D603 C603 VS-1 C603-606 1000P/1KV D603-606 ERC05-10B T602 C607 220u/400V R620 120K R620A 120K R622 D614 15K 1N4148 D617 R619 R625 6.8 2 5 9 N615 3 4 T611 15 C634 390P TLP621 2 1 D634 RU4YX C645 R655 2K2 C653 100UF C651 0.1u Q683 B892 IC606 1 7812 3 2 C657 0.1u C656
R801A IC602 1 C690 0.1u 1 C658 100UF/16V 0.1u C661 7805 3 1R1/2W
C801 220P/500V L802A 100UH D801 1N4937 C802 10U/250V
+180V
100UF/16V
7808 3 IC604
2 C674 0.1u
C675
HEAT
470UF/16V 2 C671 0.1u C662 +5VA +140V 220P/500V 470UF/16V C805 D805 1N4937 7 3 4 1R/0.5W FV R804 3R3 BCLV 2
R670A 22/5W
T802
HV
R685 10K 1 IC605 7805 3 C654 2 C652 0.1u 470UF/16V
R008 4.7K SDA SCL
R009 4.7K
C616 1000/2KV
C655 R650 10UF 10K R650 D650 3V9 D626 33V C659 1UF/50V 1K
Q652 2SA1015Y
+5V BCLP RESET
2200u/25V D635 RU4YX C635 1000u/35V R610 0.33/1W C637 470P
D134 1N4148
R802
C614
ES1
47
R624 2 39
Q613 8 2SC4429/5299 2
17
R653 10K
0.1u D616 1S1555 R617 1K R626 2K2 0.015u
C650 10UF/16V +26V
C146 4.7u/50V R808 R808A R809 8K2/2W 8K2/2W
6 R801 1R/2W 9 C812A 100u/160V 10 1 R315 15K R149 10K 8 R310 22K C807 0.039U/63V SV 2
16 D631 RU4AM C631 470P
RT601
MZ72-18
34 33 32 31 30 29
R640 15K/2W
+140V R638 68K R639 22K R635 150K Q631 VR631 2K C1815 R636 6K8 R689 R637 22K Q686 A1015 R688 10K Q685 C1815 Q682 R686 150K C1815 180K D641 6V2 D685 6V2 C685 1UF R687 560K ON/OFF C318 330P/500V C801B R813 0.1u Q801 100 R817 HD
0.22uF/400V
L002 +5V
10 C022 104 R021 15K C023
R043 10
C600A
C617
R041 +5V XS600 0.22u/250V C601A C034 10u 2n2
C615 0.01
R615 22K
Q612 2SC3807
D808 1N4004
3
13
33V
8K2/2W C808
9
T801
C641 100UF/160V XS601 L801 C629 2200P/400V
L801
0.1U/250V Q802 L819 D2539/2SC5296 0.2UH
4.7UH 1K5 L818 0.6UH
R341 D802 RS3FS D803 1N4937 +12V 10K
S600
F601 T3.15Al250V
XS600A AC230V 50Hz R629 8.2M/1W C801A 100P/50V
D810 IN4148 2SC2482
C810 220P/2KV
C843 5n6/1600V
C842 8n2/1600V C811 27n/400V
ST92195PLSH
C816 330P/500V