Sheet - JVC RX-5050B Service Manual
Audio/video control receiver
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Also See for RX-5050B:
- Instructions manual (76 pages) ,
- Instructions manual (108 pages) ,
- Instructions manual (71 pages)
User control keys / System control LSI / FL display section
LVA10464-2
JS702
SET
QSW1051-001
JOG_2
MULTI_JOG
JOG_1
*
PW502
GND
VOLUME
JS701
QSW1017-002
5.1V
Q711
UN2113-X
4.8V
LVA10464-3
S721~S726
D719
S728
~
S732
SLR-343VC
S734
-S735
STAND-BY
R719
S740-S743
220
S737
CN714
CN704
S745-S746
S751
~
S752
WJS0020-002A
S756
-0.6V
1
3
QSW0683-001
5.1V
2
2
3
1
0V
1
2
S727
POWER
QSW0683-001
QGA2001F1-03
C709
4.7/50
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
DI701
QLF0132-001
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
SEG12
SEG12
76
-28.5V
SEG13
SEG13
77
-12.7V
SEG14
SEG14
78
-10.6V
SEG15
SEG15
79
-19.1V
SEG16
SEG16
80
-15.0V
NC
81
C721
NC
82
0.1
NC
83
C720
BASS BOOST
0.1
84
INPUT ATT
85
86
RESET(DSP)
5.0V
87
VIDEO2
5.0V
IC701
88
POWER
4.8V
MN101C35DMW
S_MUTE
89
5.0V
SW_MUTE
90
5.0V
TU_MUTE
91
5.0V
STB_LED
5.0V
92
VIDEO1
5.0V
93
DATA(A.SW)
94
5.0V
CLK(A.SW)
5.0V
95
STB(A.SW)
96
0V
NC
97
0V
DATA_LATCH(VOL)
98
5.0V
CLK(VOL)
99
5.0V
-20.8V
100
VPP
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
C713
C714
C715
C716
1
2
3
C717
C718
QAX0246-001
C719
X701
8MHz
C713-719
0.01
R721
R728
R736
R743
R750
R761
10k
10k
10k
10k
10k
10k
R722
R729
R737
R744
R751
R762
1k
1k
1k
1k
1k
1k
S721
S734
S740
S746
*
B701
1
2
1
2
1
2
1
2
TUNING+
DVD
TV/DBS
DIMMER
*
USA/CAN
R738
R730
R745
R752
R763
R723
1k
1k
1k
1k
1k
1k
S722
S728
S741
*
B702
1
2
1
2
S735
1
2
TUNING-
SURR/DSP_OFF
FM/AM
*
EUR
R724
R731
R746
R753
R764
1
2
1.2k
1.2k
CD
1.2k
1.2k
1.2k
R739
S723
S729
S742
1.2k
B703
1
2
1
2
1
2
PRESET+
SURR_MODE
ADJUST
*
DOM
R725
R732
R747
R754
R765
1.5k
1.5k
1.5k
1.5k
1.5k
S724
S730
S743
*
B704
R740
1
2
1
2
1
2
PRESET-
DSP_MODE
1.5k
SETTING
U_1
*
S737
R726
R733
R748
R766
2.2k
2.2k
2.2k
R772
2.2k
S725
S731
1
2
2.2k
S751
*
TAPE/CDR
*
B705
1
2
1
2
FM_MODE
1
2
SUBWOOFER_OUT
DIGITAL_IN
U_2
*
R727
R734
R741
R749
R767
2.7k
2.7k
2.2k
2.7k
2.7k
R773
S726
S732
S745
2.7k
*
B706
S752
1
2
1
2
1
2
MEMORY
SPK1
S756
AUS
EXIT
1
2
ANALOG_IN
1
2
R778
VCR
3.9K
S750
1
2
QUICK
SETUP
C707
4.7/50
GRID1
-12.0V
Q707
UN2214-X
5.1V
9
8
7
6
5
4
3
2
1
GRID2
-11.7V
Q708
UN2214-X
5.1V
GRID16
-22.0V
Q709
UN2214-X
5.1V
57
56
55
54
53
52
51
GRID15
GRID15
50
-24.0V
GRID16
GRID16
49
-22.0V
RY_HP
RELAY_HEADPHONE
48
0V
RY_LR2
47
RY_LR1
RELAY_L/R1
46
4.4V
RY_C
RELAY_C
45
0V
RY_S
RELAY_S
44
0V
JOG_2
MULT_JOG_2
43
5.0V
JOG_1
MULT_JOG_1
42
5.0V
DSP_CLK
CLK(DSP)
41
5.0V
DSP_STATUS
STATUS(DSP)
40
0V
DSP_COMMAND
COMMAND(DSP)
39
5.0V
IC703
SELF_DET
SELF_DET
GP1UM281XK
38
3.3V
RDS_CLK
CLK(RDS)
37
5.1V
0V
-0.2V
DSP_READY
READY(DSP)
1
2
36
5.0V
TU_DATAOUT
R703
DATA_IN(TU)
35
5.0V
3
RM_IN
RM_IN
34
5.1V
10k
C705
PROTECTOR_IN
PROTECTOR_IN
100/6.3
33
5.0V
RDS_DATA
DATA(RDS)
32
0V
5.1V
VCR_OUT
31
VCR_IN
30
0V
DCS_OUT
29
0V
DCS_IN
28
0V
27
0V
C704
0.022
RESET
26
5.0V
C730
5.0V
0V
0.1
Q701
UN2214-X
0V
D701
1N4448WS-X
C710
C702
0.1
1.5ML
R702
R710
C703
22k
10k
2.2/50
IC702
IC-PST9139
5.1V
0V
1
3
R701
2
4.7k
5.1V
D703
BAS40-X
*MARK LIST
*MARK_LIST
RDS
J/C/US/UP/UT/A
RX-5050/5052
J/C
B/E/EN/EV
US/UT
A
UP
CN703
R768
C725
10k
B701
USE
NONE
NONE
NONE
NONE
R781
B702
NONE
USE
NONE
NONE
R782
4.7/50
NONE
B703
NONE
NONE
NONE
NONE
NONE
R871
R769
1k
B704
NONE
NONE
USE
NONE
USE
R872
*
B707
B705
NONE
NONE
NONE
NONE
NONE
B706
NONE
NONE
NONE
USE
NONE
RX-5040PACK
*
R770
1k
R763
NONE
USE
USE
USE
USE
*
B708
R764
NONE
NONE
USE
USE
USE
R765
NONE
NONE
USE
USE
USE
*
RX-5040
R766
NONE
NONE
NONE
USE
NONE
R771
1.2K
R767
NONE
NONE
NONE
USE
NONE
*
B709
B707
USE
NONE
NONE
NONE
NONE
RX-6040PACK
*
USE
B708
NONE
USE
USE
USE
R776
1.5K
NONE
B709
NONE
NONE
NONE
NONE
B710
*
B710
NONE
NONE
NONE
NONE
NONE
RX-6040
R770
NONE
USE
USE
USE
USE
R771
NONE
NONE
NONE
NONE
NONE
R776
NONE
NONE
NONE
NONE
NONE
PW501
NONE
USE
NONE
NONE
USE
PW502
NONE
USE
NONE
NONE
USE
C731
NONE
USE
NONE
NONE
USE
C710
NONE
USE
NONE
NONE
USE
RDS_DATA
*
R781
RDS_CLK
*
R782
BASSBOOST
INPUT_ATT
SELF_DET
TU_DATAOUT
R794
SW_DATA
R792
SW_CLK
R791
SW_STB
R790
VIDEO2
VIDEO1
VOL_DA
R788
VOL_CLK
R787
TU_MUTE
R786
SW_MUTE
S_MUTE
TU_DATAIN
R785
TU_CLK
R784
TU_CE
R783
DBS
DVD
VCR
DSP_CLK
R797
DSP_STATUS
R796
DSP_COMMAND
R795
DSP_READY
R798
DSP_RESET
R799
RY_HP
RY_LR1
C708
RY_C
RY_S
4.7/50
PROTECTOR_IN
POWER
F1
-VPP
C722
F2
1.5
B+5V
B/E/EN/EV
NONE
USE
NONE
USE
NONE
USE
USE
NONE
USE
NONE
220
To CN403
1
220
(LVA10464-1)
2
*
CN703
(OPEN)
QJK021-023004
CN702
QGF1205F1-27
27
26
5.0V
25
220
5.0V
24
23
22
220
5.0V
21
220
3.3V
20
220
5.0V
19
5.0V
18
5.0V
17
220
5.0V
16
220
0V
15
220
5.0V
14
To CN402
0V
13
(LVA10464-1)
5.0V
12
(SHEET 3)
220
5.0V
11
220
5.0V
10
220
5.0V
9
5.0V
8
5.0V
7
0V
6
220
5.0V
5
220
0V
4
220
5.0V
3
220
4.7V
2
220
5.0V
1
R884
220
0V
1
2
R881
220
4.4V
3
R880
220
0V
4
R882
220
0V
5
To CN201
R883
220
5.1V
6
(LVA10472-1)
R879
220
4.8V
7
(SHEET 1)
8
-15.0V
9
-20.8V
10
-15.0V
11
0V
12
C731
0.1
5.0V
13
5.1V
14
CN701
QGF1205F1-14
*
PW501
GND
SHEET 6
2-7
