Magnavox 19ME601B Service Manual Page 71

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Page view 70
10-6
56
R304
LK1608R22KT
L302
47P
C310
47P
C311
LK1608R22KT
L303
330/10V
C303
0R302
0R303
9 DVD-DISC-IN
14 GND
2 KEY-IN2
8 DVD-SDATA
22 DVD-Y
12 GND
18 DVD-Pr
7 DVD-REMOTE
21 GND
15 DVD-DISC-OUT
5 DVD-MAIN-PWR
11 DVD-CS
20 DVD-Pb
17 GND
19 GND
13 DVD-SCLK
10 GND
CN303
1 GND
4 P-ON-H3(NU)
16 LED-CONT
23 GND
6 DVD-P-ON
3 DVD-LED
24 DVD-AUDIO(L)
25 DVD-AUDIO-MUTE
26 DVD-AUDIO(R)
27 GND
28 DVD-SPDIF
29 GND
23 DVD-DISC-IN
3 DVD-DISC-OUT
19 GND
21 DVD-SCLK
5 EV+1.2V
11 EV+9V
CN901
1 AL+3.3V
8 EV+3.3V
20 PWRCON(NU)
17 GND
9 DVD-ON+3.3V
6 EV+3.3V
26 DVD-P-ON
2 LED-CONT
13 GND
7 EV+3.3V
22 DVD-CS
14 GND
16 GND
15 GND
24 DVD-SDATA
25 DVD-REMOTE
18 GND
12 EV+9V
4 EV+1.2V
10 DVD-ON+5V
6 GND
CN902
13 DVD-Pr
4 DVD-AUDIO-MUTE
3 DVD-AUDIO(R)
11 DVD-Pb
8 GND
1 DVD-SPDIF
10 GND
9 DVD-Y
12 GND
7 GND
2 GND
5 DVD-AUDIO(L)
OPEN
R901
OPEN
R902
OPEN
R903
VOUT
GND
VIN
123
OPEN
IC901
OPEN
R911
OPEN
R910
OPEN
C916
OPEN
R913
OPEN
R914
Q901
OPEN
OPEN
R918
OPEN
Q902
OPEN
R917
OPEN
R912
OPEN
R916
OPEN
R915
OPEN
Q903
OPEN
R919
OPEN
R920
OPEN
R921
OPEN
R922
D905
OPEN
OPEN
R925
OPEN
R924
OPEN
R923
OPEN
Q904
OPEN
C918
OPEN
R926
OPEN
R927
OPEN
D906
OPEN
R928
OPEN
C919
OPEN
R929
OPEN
R909
KEY-IN2
DVD-LED
GND
VCC
IC902
OPEN
1234
5678
OPEN
R943
OPEN
C924
OPEN
R941
OPEN
R942
OPEN
R936
OPEN
R931
OPEN
R933
OPEN
C922
OPEN
C928
OPEN
L901
OPEN
D907
TU301 TUNER UNIT
12
DIF-OUT1
13
DIF-OUT2
14
IF-AGC
15
+5V
16
NU
17
NU
18
NU
19
NU
1
NU
2
NU
3
NU
4
+5V
5
NU
6
+32V
7
GND
8
SDA
11
NU
9
SCL
10
NU
TU302 TUNER UNIT
1
NU
2
NU
3
NU
4
SCL
5
SDA
6
+32V
7
+5V
8
NU
11
DIF-OUT1
9
IF-AGC
10
DIF-OUT2
OPEN
C917
OPEN
C904
OPEN
C903
OPEN
C902
OPEN
C901
OPEN
C905
OPEN
C915
OPEN
C912
PROTECT1
OPEN
C914
OPEN
C911
OPEN
C908
OPEN
C909
OPEN
D415
OPEN
D904
0.1
C302
0
R313
OPEN
R306
OPEN
C920
OPEN
C913
OPEN
C923
OPEN
R935
OPEN
C926
OPEN
R940
OPEN
C925
OPEN
C927
OPEN
R904
OPEN
Q906
OPEN
R907
OPEN
C906
OPEN
R905
OPEN
Q907
OPEN
C907
OPEN
R908
OPEN
BC902
OPEN
C929
OPEN
BC901
GND 14
GND 9
S-VIDEO-SW 5
GND 18
IF-AGC 24
GND 27
S-VIDEO-Y-IN 8
AUDIO(R) 11
RESET 23
DIF-OUT1 26
SDA 21
SPDIF 2
S-VIDEO-C-IN 6
SCL 22
AUDIO(L) 13
GND 1
VIDEO-IN 4
DIF-OUT2 28
COM-VIDEO-Pr-IN19
GND 7
COM-VIDEO-Pb-IN17
GND 3
INPUT0 12
AUDIO-MUTE 20
CN302
KEY-IN1 29
GND 25
INPUT1 10
GND 16
COM-VIDEO-Y-IN 15
KEY-IN1
OPEN
R307
TUNER+5V
DVD+5V
VCOM-PWM
TU-VT+31V
P-ON+9V
RESET
VCOM
P-ON+5V
AL+3.3V
56
R305
JS303
OPEN
1000P
C309
JS306
5V6BSB-T26
D303
0.1
C301
JS305
JS308
OPEN
BC301
BK1608HS601-T
0.1
C304
JS304
JS307
OPEN
JS301
OPEN
22/50V
C306
0.1
C305
SPDIF
VIDEO-IN
S-VIDEO-SW
S-VIDEO-C-IN
S-VIDEO-Y-IN
INPUT1
AUDIO(R)
INPUT0
AUDIO(L)
COM-VIDEO-Y-IN
AUDIO-MUTE
10K
R679
1SS133D417
GND
VCC
IC201
TL3472CDR
1234
5678
0
R238
47/25V
C217
1
C216
10K
R230
1.5K
R231
15K
R232
KTC3199-GR-AT/P
Q209
10K
R233
1K
R234
0.1
C215
1
R224
47/25V
C209
OPEN
C210
OPEN
C211
OPEN
C212
OPEN
C213
0
R225
1000P
C214
100K
R227
2SC2655-Y
Q207
Q208
2SA1020-Y
10K
R229
10K
R226
PANEL+13V
WIRE
R228
OPEN
R237
OPEN
C314
OPEN
D301
OPEN
C315
OPEN
D302
DVD-M+10V(EV+9V
COM-VIDEO-Pb-IN
COM-VIDEO-Pr-IN
0
JS803
0
JS804
0
JS802
0
JS801
OPEN
JS805
L301
BEAD
WF1
WF3
WF2
WF6
WF5
WF4 WF7
LKJIHG
4
3
1
2
(+1.2V REG.)
0
(OP AMP)
CONTINUE
MAIN 3
(SWITCHING)
(SWITCHING)
(SW+3.3V)
(SW+3.3V)
5.2
4.5
5.3
0.2
0
0.8
3.4
4.0
4.6
3.4
4.1
5.2
0 1.3 3.9
3.3
3.4
0
3.4
3.4
3.4
3.4
3.4
0
0
0
0
0
0
1.3
1.3
9.6
5.2
9.6
2.5
2.4
3.4
2.4
2.7
0
0
2.4
0.9
0.6
0.6
0
0
0.9
3.4
3.2
3.4
3.4
3.3
0
2.7
0
2.5
0
2.5
0
0
0
0.9
0
0.9
0
0.6
1.7
0
3.8
3.4
4.0
0
3.4
1.6
0
1.6
0
1.7
0
9.2 4.9 4.7 4.6
4.64.6 4.6
CONTINUE
MAIN 4
CONTINUE
MAIN 4
MAIN CBA
0.20.2 0
(COMPARATOR)
0
5.2
0
0.2
5.85.86.1
5.8
6.0
13.3
0
5.8
6.0
(V-COM DRIVE)
(BUFFER)
CONTINUE
MAIN 3
0
*Either TU301 or TU302 is used for MAIN CBA.
* *
(BUFFER)
(V-COM DRIVE)
(V-COM DRIVE)
0
0
0
4.0
0
0
0
0
0
3.3
0
0
0
3.3
0
3.3
0
3.3
0
3.4
0
1.7
0
0.2
0
0
0
4.0
1.7
13.2
9.2 3.9
4.6
4.6
9.2 4.0
TO DIGITAL MAIN
CBA UNIT CN3006
(NO CONNECTION)
(NO CONNECTION)
(NO CONNECTION)
FL11.0SCMB2
Main 2 Schematic Diagram [TYPE B]
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