Chroma/If; Sound Amp; Digital Comb Filter; Deflection - Toshiba MV20FL4C Service Manual

A B
FROM/TO MICON
HD
8
VD
DEGAUSS_H
POWER_FAIL[DC]
OSD_R
OSD_G
OSD_B
OSD_BLK
SDA
SCL
AFT_M
VCR_POWER_H
TV_POWER_H
X_RAY_TEST
IIC_OFF
7
B.OUT
AGC_M
TEST POINT
6
CP602_1
8283_0712_00_000
7 INTELLGENT MONI
6 B.OUT
5 AGC M
4 IIC OFF
3 SDA
2 SCL
1 GND
S810Y
13 12
AGC 1
5 1.8
2 NC
NC
3
2.5
SCL 4
2.5
SDA 5
2.5
NC
6
0
+5V 7
4.9
C613
NC
8
0
0.1 B
+30V 9 C612
29.3
4
NC
10
6.3V 220 YK
2.0
IF 11
0
15 14
W951
C602
0.068
B
3
S821X S821Y
FROM/TO POWER
AT+30V
GND
P.CON+5V[TU1]
P.CON+5V[CHROMA]
P.CON+8V
8.7VREF
5.7VREF[PCON]
2
5.7VREF[AT]
AT+13V
P.CON+5V
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
C
CHROMA/IF SCHEMATIC DIAGRAM
L618
L608
C676
100uH 33uH 150P CH
17
TU1_VIDEO
2.7
R620
2.0
CF604
BUFFER 100 EFCT4R5MW5
0
Q601
2SA1037AK
CF603
EFCT4R5YS5A
R608
2.0 2.0
48 47
10K
2.3
W801
2.4
C625
2.3
AUDIO BYPASS
1 F
C623_1
3.0
EXT AUDIO IN
NC
100P CH
TU1_AUDIO
2.0
R618 10M
FM DIRECT OUT
NC
C632
3.2
VIF VCO F/B
D601 1SS133 D602 MTZJ8.2C
50V 2.2 KA
R607 220 1/2W 9.0
VREG Vcc
C624 16V 47 YK
R673
3.0
VIF APC FILTER
C627 150K
R609 680
2.2
VIF VIDEO OUT
1 B
C618 390P CH
0
VIF GND
C621 0
R610 100 1/4W 0.01 B
AFT_M 2.4
AFT OUT
R614 180K
C626
2.9
QIF IN
W926
0.1 B
R601
2.3
AGC_M
RF AGC OUT
2.2K
C622
2.7 RF AGC FILTER
1/4W
0.22 B
1.5
C634
0.01 B
1 2
1.5 5.0
CHROMA IC
IC601
SAF FILTER
M61206FP
CF601
SAF45MFY220ZR
C674_2
IN IN G OUT OUT
1 2 3 4 5 0.1 B
W937
W894
NOTE:
THE DC VOLTAGE AT EACH PART WAS MEASURED CAUTION: SINCE THESE PARTS MARKED BY
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST CRITICAL FOR SAFETY,USE ONES
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
DESCRIBED IN PARTS LIST ONLY
C
D E
(SYSCON PCB)
L610
100uH
0607
16
C648
0.1 M
15
C656
D607
0.01 B
1SS133
NC
8.2 8.2 8.2 4.0 4.8 5.5 2.8 5.6 0 0 3.2 3.2 2.0 8.8
46 45 44 43 42 41 40 39 38 37 36 35 34 33
X602
3.3
3.579545MHz
3.0 3.579545MHz
0
R IN
4.7
V PULSE OUT
0
G IN
46 SW REG CONT 34 EXT C in
47 LIMITER IN 33 8.7V REG OUT
0.1
FAST BLK
48 IF AGC 32 X'TAL
49 QIF OUT 31 ACL/ABCL
7.3
SPOT KILLER
50 AUDIO OUT
5.0
fsc OUT
4.9
VIDEO CHROMA Vcc
4.9
V RAMP CAP
4.8
V RAMP FEEDBACK
2.0
64 VIF IN
17 V OUT
B IN
1 VIF IN
16 B OUT 0
STRAT UP Vcc
8.5
8.5
3.8
3 4 5 6 7 8 9 10 11 12 13 14 15 16
5.0 2.6 3.6 0.8 2.5 0 0 3.6 3.4 3.9 4.8 2.5 2.5 2.4
D618
D617
1SS133
1SS133
ATTENTION: LES PIECES REPAREES PAR UN
ARE
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
C683
6.3V 470 YK
W921
R638 C661
6.8K R646 1 B
C665
15K
16V 10 KANP
R642 D605
6.8K 1/4W 11ES1-EIC
R647
2.2K
R643
47K
R648
2.2K
OSD_BLK
C658 R652
0.22 B 4.7K
C644
0.039 B
W804
C664_1
63V 1 MKT
C615_1
R641 0.001 B
33K
R649
2.2K C630
W876
C601
0.001 B
C633
10P CH
0.001 B
C670
220P CH
C669
0.01 B
D616
1SS133
R731_1
220 1/2W
R.SIGNAL DEFLECTION SIGNAL
ETANT
G.SIGNAL AUDIO SIGNAL(REC)
B.SIGNAL TUNER VIDEO SIGNAL
F G
H
FROM/TO DIGITAL COMB FILTER
CP604 (CY901)
IMSA-9130S-06L
8
P.CON+5V
P.CON+5V 1
2
FSC
GND 3
C IN 4
Y IN 5
MONITOR_V
MONITOR V.OUT 6
TO HI-FI
7
TU1_AUDIO
FROM/TO Y/C/AUDIO/HEAD AMP
MONITOR_V
TU1_VIDEO
VD
TO SOUND AMP
SOUND+B
6
SOUND_GND
ACL
VD
FROM/TO DEFLECTION
CP820B (CP820A)
51048-1310
SOUND+B
SOUND+B 1
SOUND_GND
SOUND GND 2
H_OUT
H.OUT 3
5
GND 4
V.FEEDBACK 5
V_OUT
V.OUT 6
ACL
ACL 7
H_PLUSE
H.PLUSE 8
TV_POWER_H
TV POWER H 9
POWER_FAIL[DC]
POWER FAIL 10
X_RAY_TEST
X-RAY TEST 11
12
VCR POWER H
DEGAUSS_H
DEGAUSS H 13
V_OUT
4
HD
3
OSD_B
OSD_G
OSD_R
TO CRT
(CP805)
CP805B
2
51048-0510
GND 5
CUT OFF 4
G.OUT
G.OUT
3
R.OUT
R.OUT 2
B.OUT
B.OUT 1
PCB010
VMA214
1
H