JVC NX-F4BB, Схематические диаграммы, Страница: 11 / 20

2-9
Video section
SPEC(10kohm)
1A(16:9)
SPEC(75ohm)
0-0.4V
1-3V
4.5-7V
BLANKING
Y/C
0
1B(4:3)
RGB
FUNCTION
9.5-12V
LEVEL 0-2V
J/C/UT
Ver.
GND
VGND
VGND
MGND
AMP
4
PRE AMP
REGULATOR
KARAOKE
HEADPHONE
VOLUME
VIDEO
K2
FRONTJACK
MICOM
DAC
POWER
FRONT
LVA10822-A1
MAIN PWB
Ver.E
VGND
NC
Ver.E
L
H
DVD3
VIDEO
2SC3928A
/QR/-X
/QR/-X
2SC3928A
NC
Ver.E
Ver.E
Ver.E
Ver.E
U2SDT
UCS
S2UDT
CPURST
SCS
SCLK
M5V
MGND
TX
D2V
RX
MGND
D2V
M9V
DVDPWR
S5V
DGND
DGND
DAC2(Cb/B)
DAC4(Y)
DAC3(Cr/R)
DAC1(Y/G)
DGND
D4V
DAC5(C)
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.2V
9.3V
1.6V
9.3V
0.3V
0V
0V
2.0V
2.0V
0.4V
4.2V
0.3V
5.0V
0V
0V
0.15V
0V
0V
0.88V
3.1V
0V
OUT
VDD
GND
1.6V
3.3V
0V
IN
VDD
GND
3.3V
DIGITAL OUT
DIGITAL IN
R-IN
AUDIO IN
6.3V
6.3V
12.5V
5.7V
12.5V
5.7V
L-IN
R/C
B
G
V/Y
VGND
VGND
VGND
VGND
A5V
BLANK
VS3
VS1
+12V
AUDIO_L
AGND
AUDIO_R
VIDEO SW
SW
VDD
GND
VIDEO OUT V
(COMPOSITE)
OR OSCILLOSCOPE WITHOUT INPUT SIGNAL.
3. "NI" MARKING PART IS NOT USED.
1/16W, 5%.
SOURCE:DVD/CD.DVD STOP.
u IS uH.
CONDITION POWER-ON.
1.VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER
P IS pF.
NOTES:
2.UNLESS OTHERWISE SPECIFIED.
0V
Y
GND
0V
2.3V
C IN
Cr IN
C OUT
Pr
H
Y1 IN
S2
4.8V
S1
0V
0V
0V
2.3V
S-DC OUT
L
0V
3.2V
YC MIX SW
GND
2.0V
BIAS
Y1 OUT
MUTE1 SW
GND
VIDEO DRIVER
Cr OUT
2.2V
VCC
CV OUT
LPF SW
RGB SW
2.3V
3.1V
1.5V
2.2V
3.1V 2.3V
VCC
3.1V
GND
Y2 IN
1.6V
2.0V
MUTE2 SW
CV IN
Pb
4.8V
2.34V
2.3V
Y2 OUT
VIDEO OUT
Cb OUT
(COMPONENT)
1.75V
GND
Cb IN
A13V
SIGN003153
DVD_UCS
DIGI_IN
DIGI_OUT
DIGI_OUT
V_RGB
DIGI_IN
V_LPF
V_YCMIX
DVD_U2SDT
V_SW/CALO
DVD_RST
V_MUTE1
D4V
V_MUTE2
DVDPWR
VS1/MV1
VS3/MV2
BLNK/MDT
DVD_S2UDT
DVD_CK
DVD_SCS
LINE_R
SCART_L
DGND
AGND
LINE_L
VGND
MGND
SCART_R
D4V
D2V
M9V
VIDEO_IPOD
VGND
A5V
A13V
A5V
D3.3V
FR
220
R2836
91k
R2214
R6352 75
R2113
100k
100
R2871
91k
R2114
NI
R2211
4.7k
R2215
R621
1
200
R6242
NI
R6342 75
R6232
NI
R6351 75
100
R2861
R6341 75
R6251
200
R6212
NI
R6222
NI
R6213 0
R6301 75
R6221
200
R6302 75
R2112
1k
R6241
200
4.7k
R2115
R6231
200
NI
R2111
R6332 75
R2213
100k
R2212
1k
R6331 75
R6252
NI
Q2201
Q2101
ALL CAPACITANCE VALUES ARE IN F.
ALL INDUCTANCE VALUES ARE IN H.
ALL RESISTANCE VALUES ARE IN OHMS.
QQL25CK-221Z
L6001
220
L2071
4.7
NQR0502-001X
K2071
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
26
27
28
MM1623XF-X IC601
6
5
4 3
2
1
NI
IC611
3
2
1
GP1FAV30RK0F
IC271
1
2
3
GP1FAV30TK0F
IC261
3 2 1
QZW0136-001Z
EP404
MA111-X D6301
C6301
470/10
C6341
470/10
C6351
470/10
22/50
C6003
C6331
470/10
C2073
47/25
C6001
470/10
C2142
1/50
C2063
47/25
C2814
47/25
C2242
1/50
NI
C6101
C2141
330p
1
C4904
C2241
330p
0.1
C2071
NI
C2062
NI
C2072
0.1
C2061
C6215
NI
C6214
NI
C6216 NI
C6217 NI
C6232 NI
C6221
0.01
C6332
47p
C6211 1/10
C6352
47p
C6004
0.1/16 C6002
0.1/16
C6201 1/10
C6251
1/10
C6241
1/10
C6302
47p
C6212
NI
C6213
NI
C6231 1/10
C6102
NI
C6342
47p
5
J6301
8
J6301
2
J6301
7
9
4
6
1
3
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
QGF1040C1-27
CN661
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
QGF1208C1-17
CN601
0V
LVA10821-A3
SCART PWB
Ver.B/E/EN/EV
0V
BLANKING
11.5V
0V
AUDIO L OUT
12.5V
NC
0V
0.7V
AUDIO L IN
75 0V
0V
TERMINAL)
0V
(SCART
5.0V
B
3V
0V
11.5V
5.0V
GND
NC
0V
GND
NC
0V
GND
G
3.0V
0V
GND
AUDIO AGND
R/C
5.0V
AUDIO R OUT
AUDIO R IN
1.3V
10K
GND
0V
GND
0V
0V
FUNCTION
0.8V
AV
GND
0V
0V
CV/Y
1.5V
RT1N141C-X
Q6452
R6451 100
R6452 10k
R6472
1k
1/4W
R6455 1k
R6401 0
C6401 47p
C6421 47p
R6421 0
C6482
1/50
R6471
180k
C6472
1/50
R6482
1k
C6471
330p
R6441 0
C6475 NI
R6475 0
C6451 0.01
RT1N141C-X
Q6453
C6441 47p
C6485 NI
RT1N141C-X
Q6454
R6454
820
R6481 180k
R6485 0
C6411 47p
R6453
12k
RT1P141C-X
Q6451
C6481
330p
R6411 0
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
QGF1208F1-17
CN641
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
QNZ0775-001
J6401
22
23