Rf Amp/Dsp Schematic Diagram - JVC HR-XVC25US Service Manual

Dvd/cd player hi-fi stereo video cassette recorder
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A
B
8
FROM/TO LODER
0
D
VR DVD CTL
R2620
G
Q2603
CP2601
2SK3018
0.7
4.7K
09-5000-024-001
S
0
TR-
VR CD CTL
1
T-
Q2604
TR+
2
T+
2SK3018
FO-
7
3
F-
FO+
4
F+
DVDPD
5
MON(DVD)
TP8
OPU_RF
6
NC(SW)
NC
VR_DVD
7
VOL(DVD)
3
8
GND(DVD)
DVDLD
9
LD(DVD)
CDLD
10
LD(CD)
VR_CD
11
VOL(CD)
RF_GND
12
GND(CD)
CDPD
13
MON(COM)
14
GND(NC)
NC
OPU_RF
6
15
RF
OPU_C
16
C
OPU_B
17
B
OPU_A
18
A
OPU_D
19
D
OPU_F
20
F
OPU_E
21
E
22
VCC
OPU_VREF
23
Vref
C2634
24
GND(PDIC)
0.1
F
OPU_D
C2648
OPU_C
0.1
F
5
P.CON+A5V
OPU_B
OPU_A
FROM/TO LODER
CP2602
00_6232_008_006
MOT_SLED-
1
SLD-
MOT_SLED+
2
SLD+
MOT_SPDL-
3
SP1-
MOT_SPDL+
4
SP1+
R2649
HOME
5
LIMIT SW
100
6
GND
4
7
SP_FG
NC
W861
P.CON+A5V
8
+5V
FROM/TO LODER
CP2603
A2001WV2-3P
R2652
TIN_SW
1
CLOSE
100
2
GND(D)
3
R2653
TOUT_SW
3
OPEN
100
P.CON+3.3V
FCM2012H-102T04
DVDLD
2
CDLD
FCM2012H-102T04
D_GND
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
C
D

RF AMP/DSP SCHEMATIC DIAGRAM

4
0.5
D
R2647
G
0
0
4.7K
D
S
R2623
TP12 TP11
VR SEL CTL
G
0
Q2605
0.7
4.7K
2SK3018
0
S
FNN
FNP
C2635
TP9
0.001 B
TP10
1.5
0
3.1
3.1
4.3
4.3
5.1
2.4
2.6
3.5
3.5
2.3
0
0
64
63
62
61
60
59
58
57
56
55
54
53
52
51
0
NC
0
NC
DVDRFN
C2603
2.5
1
DVDRFP
A2
48
SDEN
0.0022 B
C2604
0
B2
0.0022 B
C2605
2.5
C2
0.0022 B
2.5
C2606
D2
0.0022 B
3.7
C2607
CP
33P CH
3.7
CN
READ CHANNEL
TP19
IC2601
2.7
ZR36707TQC
D
TP20
2.7
C
TP21
2.7
B
TP22
2.6
A
16 CD_A
33
LINK
2.7
CD_D
2.7
CD_C
2.7
CD_B
2.6
17
18
19
20
21
22
23
24
25
26
27
28
29
30
2.6
2.6
5.1
5.1
3.7
5.1
0.2
0.2
0
3.3
0
2.7
2.2
2.3
R2601
4.7K
TP043
TP39
R2615
DVD LD CTL
10
Q2601
4.5
R2616
2SA1036K
3.9
B2601
1K
1.0
C2640
D2601
TP40
KDS120RTK
6.3V
100
YK
C2641
6.3V
100
B2602
YK
1.0
R2617
CD LD CTL
3.9
Q2602
1K
4.5
2SA1036K
R2618
TP42
10
TP41
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D
E
(DVD PCB)
MOT_SPDL+
R2625
R2626
MOT_SPDL-
RF_GND
W807
D_GND
W810
0
0
RF_A5V
50
49
W811
TP15
0
RFA_SDEN
R2611
TP16
1.5
4.7K
RFA_DATA
SDATA
R2612
TP17
3.3
4.7K
RFA_SCLK
SCLK
R2613
TP18
3.3
4.7K
V33
C2616
4.2
LCP
C2654
470P CH
0.01
B
4.1
LCN
R2644
R2643
0
2.2K
MNTR
C2619
1K
1.8
560P CH
AAF_CE
CE
NC
C2620
R2607
1.7
0.0056
B
AAF_FE
FE
C2621
1.2K
R2608
1.8
0.0056
B
AAF_TE
TE
C2622
1.2K
R2609
1.6
0.0056
B
AAF_PI
PI
C2623
1.2K
3.3
0.1
F
V25
R2605
R2610
5.1K +-1%
TP26
1.7
10K +-1%
VBIASS0
V125
C2618
C2617
TP38
0
TPH
0.1
B
VBIASS1
0.1
B
TP35
3.3
DEFECT
DFT
C2615
TP33
R2645
0
0.1
F
LINK
1K
R2646
31
32
2.2K
2.9
0.2
R2602
C2655
1.8M
0.01
B
R2648
13K
W808
RF_GND
SGND
CAUTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
E
2-21
2-22
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
Note :
When replacing the parts , refer to the Parts List.
F
G
4.7K
R2627
R2631
4.7K
P.CON+5V
5.2
0.7
7.3
5.2
1.5K
1M
5
6
7
8
+IN2
-IN2
OUT2
VCC
DUAL OP-AMP
GND
+IN1
-IN1
OUT1
4
3
2
1
0
5.2
4.1
4.1
W876
W806
B2605
FCM2012H-102T04
R2310
R2312
B2604
5.6K
5.6K
FCM2012H-102T04
B2603
FCM2012H-102T04
R2306
5.6K
C2305
220P CH
C2309
C2312
0.001 B
0.001 B
W862
0
0
3.3
2.5 2.5
2.5
2.6
5.0
NC
0
NC NC
2.5
2.5
2.6
2.5
2.5
3.0
2.5
36
35
34
33
32
31
30
29
28
38
27
26
25
24
23
22
21
20
19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
37
0
0
9.1
0.2
0.2
4.0
5
4.3
4.3
4.1
.3 3.1 4.2 4.2
9.1 2.5
0 2.5
2.5
R2328
NC
NC
R2325
4.7K
6.8K
C2302
0.1 B
C2307
0.1 B
R2303
2.2
C2303
0.1 B
C2308
0.1 B
R2304
2.2
ATTENTION
:LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F
G
H
8
FROM/TO MPEG/MICON
SPDL_SENS
TOUT_SW
TIN_SW
RFA_SDEN
RFA_DATA
RFA_SCLK
AAF_CE
AAF_FE
AAF_TE
AAF_PI
VR_SEL
FNN
FNP
VBIASS0
VBIASS1
7
DEFECT
LINK
MIRR
LDON
HOME
GND
D_GND
P.CON+5V
P.CON+A5V
P.CON+3.3V
6
SMUTE
TRACK_DAC
FOCUS_DAC
SPINDLE_PWM
SLED_PWM
ADCIN_7
ADCIN_5
ADCIN_6
5
P.CON+9V
M_GND
4
3
2
1
PCB130
VMC298
H

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