Service Manuals, User Guides, Schematic Diagrams or docs for : . Rare and Ancient Equipment CENTURY TV C1439-C2039-C1440-C2040 Esquema do Micro das Linhas 14” e 20”
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A B C D E
8V SCL SDA
+130V
R002 A001
R502 15K 2W
D001 C003
VIDEO C501 330R SELETOR DE CANAIS
5Z33C 100nF
OUT 100uF
+
+ FI +33V +5V SDA SCL AGC
R C005
R503 11 10 9 8 7 6 5 4 3 2 1
4,7uF
L 75R
L+R
V R001
4 100R R003 1K 4
L004
R009 + R011
58uH
XS201 C001 100R 15K
5V-2
T G R V501 22nF
8V B R006
A1015 C009
B L003 1,2uH 4K7 C011
G R 10nF 220uF
5V-1 + R012
SCL SDA C006 100K
SPOT MUTE
C202 8V C013
N201 8V 10nF 1nF
MUTE
AT24C08 5V 100uF R501
VD216 VD204 C002
100R
1 A0 VDD 8 + 1N4148 1N4148
C222 R007 C012
R209 220nF 1K2 4,7uF
10K 1nF 5V-2
2 A1 WP 7 R208
VD205
R004
27R
10K VD217 1N4148
5V
3 A2 SCL 6 1N4148
VD206
5V 1N4148
+
4 GND SDA 5 5V-1 R240 1M
VD218 R225
1N4148 C214 R223 3K3 C232 R506
C206
R204 10nF 30K 1nF 100R
100p Z001
22K R217 3 5 4 C217 C220
R203 10K R218 LBN45.75 100uF 10nF C233 0,47uF
C208 C215 C219 2 1 C230 R228 L-OUT
4K7 R211 100R L206 2n2 R224
+
R219 R221 100uF
+
4K7 100p 4,7uF 680R
STANDBY 100R 100R 10uH 220K R507
R205 L205
3 22K C203
R213
R214 C239 C228 100K
3
+
+
100p 100R 12uH 100p 2,2uF C234
100R
+
C225 10uF
C239A 1uF
R202 100uF
1K 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
BLACK-DET
AGC
AGC FI
5V
G-OUT
SINC OUT
R-OUT
MONIT OUT
APC FIL
SFI-IN
SCL
FI-PLL
FI-IN
FI-IN
+5V
B-OUT
DC-NF
3V3
POWER
AUDIO MON
GND
SYS
GND
GND
YC+5V
MUTE
H-SINC
SDA
S-REG
REM 5V-1
RC-IN
5V
1
5V-1 5V 5V 5V 1,8V 1,9V 1,9V
2 5V 1,7V 1,7V 1,7V 3V 2,16V 2,4V 2V 3,14V
0V DES 5V 2,25V
3 2,9V LIG PROCESSADOR DE SINAIS 5V
2,5V 2,2V
3,12V 3,15V
LED
AUDIO-OUT-TV
4
RK01 N202 TMPA8873 3,8V 3,15V 3,8V
AUDIO-EXT
AUDIO-OUT
2,4V
AUDIO-EXT
SX203 10K 5V 4,8V 2,8V
4V
V-EXT-IN
8,5V
SFI-OUT
VK01 2,1V 2,1V 1,2V 6,2V 2,6V
TV-OUT
ALC-FIL
5V
ABL-IN
2,4V
V-SAW
RESET
H-VCC
5V AFC 2,5V
H-AFC
X-TAL
X-TAL
C1815 2,25V
TV-IN
4,6V
GND
GND
GND
C-IN
KEY
GND
GND
+5V
Y-IN
U/V
3,1V 3,1V
L/H
SCP H OUT V OUT
8V
R262 4K7
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
G201 8M C213
100nF +
S906 C205 C207 C209 C218 C231 R232
XP702A R201 68K
VD202 R206 22p 22p 10uF + 10nF + C513 22uF + 150R
2 C229
CH + 1N4148 1K L201 10uF
0,47uF
+
RK96 C204 1K 10uH C211 R226 VD210 C236 C235
1 2 1M
2 5K1 R513 10uF 10nF
2
+
10nF R210 C210 2CK75D
8n2 100K
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