JVC RX-5050B - Basic Operations; Powering the Receiver On and Off

2-5
SHEET 4
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
+
-
+
-
CD_L
TV_L
CD_R
L.GND
A-12V
CD_L
SW_OUT
TAPEIN_L
VCRIN_L
TAPEIN_R
TV_R
TAPEIN_L VCRIN_L TV_L TAPEOUT_L DVD_L TUNER_L
VCROUT_L
TAPEOUT_L
A+12V SIG_R SW_STB SIG_L
DVD_R
SW_DATA SW_CLK
SW_STB
SW_DATA SW_CLK TUNER_L
DVD_L DVD_R
TUNER_R VCROUT_L VCROUT_R DVD_L DVD_R
A.GND
VCRIN_R
DVD_L
TAPEOUT_R
VCRIN_R
CD_R
TAPEIN_R
VCRIN_R
TV_R
TAPEOUT_R
DVD_R
TUNER_R
TC9164AN
IC402
28 27 26 25 24 23 22 21 20 19 18 17 16 15
1413121110987654321
QGB2510K1-07
CN501
1
2
3
4
5
6
7
1k
R440
220P
C440
0.022
C420
0.022
C419
KTC3199/GL/
Q505
330p
C421
330p
C422
330p
C423
330p
C424
330p
C425
330p
C426
330p
C429
330p
C430
330p
C431
330p
C432
330p
C435
330p
C436
470
R421
470
R422
470
R423
470
R424
470
R425
470
R426
470
R429
470
R430
470
R431
470
R432
470
R435
470
R436
220p
C427
220p
C428
220p
C433
220p
C434
100k
R445
100k
R446
QGB2510K1-11
CN451
1
2
3
4
5
6
7
8
9
10
11
GND
NJM2246D
IC501
8765
4321
270
R449
UNF
KTC3199/GL/
Q502
KRC101M
Q503
180
R512
750
R513
180
R515
QNN0011-001
J501
2
1
QNN0011-001
J502
3
4
75
R502
1000/16C511
0.022C512
47k
R506
QNN0478-001
J402
1
3
QNN0060-001
J406
2
1
75
R508
330
R501
GND
4
6
10
9
J403
1
3
QNN0478-001
4
6
75
R505
330
R507
75
R509
QNN0011-001
J502
5
6
QNN0011-001
J501
4
3
7
9
4.7/50
C501
1
2
4
5
470/6.3
C503
4.7/50
C505
470/6.3
C506
47k
R510
10
8
1
2
4
5
7
8
100k
R441
100k
R442
100k
R443
100k
R444
47/25
C443
10/25
C441
10/25
C442
47/25
C444
NJM4580L-D
IC403
2
3
1
4
NJM4580L-D
IC403
6
5
7
8
0.022
C445
2
1
270
R450
UNF
0.022
C446
QNN0389-001
J404
3
1
330p
C451
1.5MY
C460
330p
C452
470
R451
470
R452
QGB2510K1-14
CN401
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A.GND
DVD
SW_OUT
LVA10471-3
CD
TAPE_REC
TAPE_PLAY
TV_SOUND
VCR_REC
VCR_PLAY
AUDIO
INPUT/OUTPUT
STB DATA
CLK
UNF(1/4W)
UNF(1/4W)
VDDVSS
GND
LVA10471-5
SOURCE SELECTOR
(1/2)
(2/2)
0V 0V 0V
To CN431
(LVA10464-1)
To CN421
(LVA10464-1)
0V 0V
0V
0V 0V 0V 0V 0V 0V 0V 0V 0V 0V
13.0V
-13.0V
5.0V
-11.2V
0V
0V
0V
0V
0V
0V
10.8V
-11.0V
10.7V
5.0V
0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V
0V
0V 0V 0V 0V 0V 0V 0V 0V
0V 0V
0V
To CN441
(LVA10464-1)
GND
IN1
VIDEO2
IN2
VIDEO1
GND
OUT
VDD
IN3
+12V
DVD
US/UT/A
J/C
B/E/EN/EV
USE
NONE
*MARK LIST
LVA10472-6
VIDE01 VIDE02
DVD
R
VCR1
P
MONITOR
12.0V
3.5V
3.5V
0V
0V
5.1V
12.9V
5.6V
5.6V
5.6V
USE
5.1V
5.0V
3.3V
0V
0V
0V
0V
4.3V
4.9V
**
**
**
*
*
**
**
*
*
C421,C422,
C423,C424,
C425,C426,
C429,C430,
C431,C432,
C435,C436,
C451,C452
UP
NONE
(SHEET 3)
(SHEET 3)
(SHEET 3)
Audio/ Video signal input terminal section