Text preview for : Processador de sinal 14 CIN0401 e 21 CIN-0405.pdf part of Cineral Dica Cineral Dicas de defeito
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A
P003 TESTE 1 2 3 4 SCL DEPENDE DO MODÊLO R052 10K R047 100R Q605 R607 BC847A 2K7 R015 2K7 C011 27p R011 10K R608 2K7 62 61 RST 60 SW AV 59 MUTE C001 100p 58 SCL0 R005 10R R001 10R 57 SDA0 C002 100p SDA R051 10K 5V 5 5V 6 R004 4K7 +5V 07 RST 08 SW AV 09 SCL 10 SDA 4 3 IC001 24C08
B
P201 2 1 10nF C005 5V 7 8 C004 + 10uF +5V 5 B 4 G 3 R 2 1
C
+5VA R216 27K TU101 SELETOR SCL SDA AGC 11 10 9 8 7 6 C104 4,7uF + R245 150K SCL C211 R201 220R C201 10nF + 100uF L202 33uH C202 47uF + C205 0,22uF C107 100p 5V 5 IF 1 C105 10nF L102 33uH
D
+ C106 100uF 50V
E
24 +33V D101 33V CW574 R208 100R Q210 BC857A VÍDEO OUT 02 +5VA
4
R202 220R
R203 220R
C213 2n2F +8V R298 82R
C103 100p + R102 100R SDA
3 2 + 33V
23
4
R215 22K
R003 4K7
R002 47R
R103 100R
C102 C101 10nF 100uF
+5VA
R209 3K3
R207 100R
4
R016 2K7 STBY 04 11 MUTE
C082 10nF 56
C081 47uF
+
L080 22uH
R205 33K
+ C203 1uF 45 44
64
63
55 +5V
54 GND
53 GND
52 B-OUT
51 G-OUT
50
D207 6V2 C212 C204 220pF 10nF 49 48 47 46 SW
C239 10nF 38 37 S-REG 36
470uF 35
1nF 34 DC NF 33 SIF-IN
43 AGC
42 IF IN
41 IF IN
40 IF GND
39 IF AGC
STBY RC-IN TV-SINC H LIG L DESL R013 1K
50/60
R-OUT DC 3V3
Y/C 5V APC FIL A/V OUT BLACK DET
AU OUT
IF 5V PIF PLL
+
R206 220K
Z101 M1859M
C216 4,7Uf C214 1uF + +
L208 22uH
R217 270R C217 + C219
+
C218 0,47uF C220 10uF
3
IC201 PROCESSADOR DE VÍDEO TMPA8873
+
C221 10nF
3
SIF
KEY C014 220p R009 100R 1 2
PROT 3
GND 4
RESET 5
X -TAL 6
X -TAL 7
TEST 8
5V 9
GND 10
TV GND 11
FBP IN H OUT SCP OUT 12 13 C235 8n2F
H AFC 14
V SAW 15
VERT OUT 16
+8V H VCC 17
TV GND 18 R917 0R
Cb IN 19
Y IN 20
Cr IN 21
EXT AUR 22 D204 5V1
C IN 23
V2 / Y 24
ALC FIL 25
TV IN ABCL IN 26 27 C227 10uF +
OUT R 28
OUT L 29
TV OUT SIF OUT 30 31
EXT 32 22
R008 10K
R249 100R C025 10uF C021 30p
X001 8M C022 30p C024 10nF
+
C023 10uF
C234 0,1uF + C236 0,47uF R238 560R R237 8K2
+ C232 220uF C233 10nF
+12V FONTE
R916 100R + C911 1uF
C231 10uF C909 0.1uF + + R221 1M C917 10nF + 8V
C228 10nF R222 1K5 Q207 BC857A D206 1N4148 D216 5V1 R231 10R Q208 BC847A SIF SIF
R915 100R
03 +8V
+5V
R012 10K
+
2
KEY
R006 10K
R031 100K C020 10nF +12V FONTE D012 1N4148
L002 R030 10uH 10K + C016 10uF
D002 1N4148
+ 5V
C912 100nF + 8V R244 6K8 1%
Y AV1 C910 100nF 9V Q907 BC847A 3,9
C017 10nF
R912 10K 4,5V R913 10K +
C451 100nF
R232 100K
R218 1K5 R227 0R +
2
+5V
Q003 BC857A R029 4K7 D001 3V9
R028 100R
IC002 1117
10R 1/4W R027
C285 100nF
C242 10uF
R228 220R
R IN
PROTEÇÃO
C019 10nF 13 P001 1 1 2 2
R924 470R + 5V 12 FBP 14 15 +12V H OUT 05 16 VERT OUT Cb 17 Cr 18 19 03 +8V C (S-VIDEO)
C907 10uF
4 5
3 4
2 3
1 2
P002
3 3 P001B R026A1 1K5
Y COMP V1/V2 20
ABL 21
D217 8V2
D218 8V2
P005 RECEPTOR / LED
CONTROLES R025A1 1K8 VOLS003A1 R024A1 2K7 VOL+ S004A1 R023A1 4K3 CHS005A1 R022A1 6K8 CH+ S006A1 POWER K001A1 OPCIONAL 14"
R082A1 2K2 IR001A1 R080A1 47R + 1 3 2
TV/AV S001A1
MENU S002A1
1
D001A1 5V C080A1 22uF
CINERAL ELETRÔNICA DA AMAZÔNIA S/A
DESCRIÇÃO ESQUEMA ELÉTRICO REVISÃO DATA CÓDIGO TÍTULO PROC. DE SINAL MODÊLOS 14 P CIN-0401 21 P CIN-0405 DESENHO REVISADO BENE APROVADO BENE DATA 01/10/07 FOLHA 2/4
PROJETO
1
BENE JUAREZ VITOR
A
B
C
D
E