JVC UV-G500VA, Руководство по обслуживанию

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2-5
Video section
KRA102S-X KRC102S-X
18.6V
18.6V
0V
4.8V
0V
0V
0V
0V 0V
0V
0V
0V
0V
FOR UX-GP7V ONLY
*
NI
NI
NI
NI
MM1503XN-X
MM1232XF-X
B/W
B/W
B/W
B/W
NI
NI
B4006
B4004
B4002
B4001
IC403
UX-GP7V UX-G500V
IC402
*
*
*
*
*
*
/ Y
/ Pr
/ Pb
ALL
VERSION EXCEPT
EUROPE
EUROPE VERSION ONL
Y
T
O
/FROM MAIN PWB
GVA10151-A1(3/3)
SCART_RIN
SCART_LIN
DAC3(R/C.Cr)
RT1P141C-X
R2
R1
R2 R1
10K 10K
R1
10K
R1
10K
R2
RT1N141C-X
R2
+
MYLAR CAPACITOR.
CERAMIC CAPACITOR
CARBON FILM RESISTOR 5% 1/4W
OF
ALL E.CAPACITORS ARE SHOWN IN THE FORM
ALL CAPACITANCE VALUES ARE IN uF(P=pF).
ALL RESISTORS ARE
OR ALL CAPACITORS ARE
ALL INDUCTANCE VALUES ARE IN uH(m=mH).
UNLESS OTHERWISE SPECIFIED. 2.
OR OSCILLOSCOPE WITHOUT INPUT SIGNAL.
CONDITION ---
VOLT METER
VOLTAGES ARE DC-MEASURED WITH A DIGITAL 1.
NOTES
NI-->NOT INSERT
DVD STOP MODE
ALL DIODES ARE MA111-X
OR 0.063W 5% THICK FILM CHIP RESISTOR
ALL FERRITE BEADS ARE QQR0621-001Z
/RATED VOLTAGE (V) . CAPACITANCE(uF)
IN OHM( ) . ALL RESISTANCE VALUES ARE
S VIDEO OUT
VIDEO DRIVER
SCREEN_MODE
SCAR
T
TERMINAL
COMPOSITE VIDEO OUT
COMPONENT
VIDEO OUT
Cr
Cb
Y
COMPOSITE/Y
BLANKING
R/C
G
NC
NC
GND
GND
GND
GND
GND
NC
GND
FUNCTION
B
GND
(AUDIO LIN)
(AUDIO AGND)
(AUDIO LOUT)
(AUDIO RIN)
(AUDIO ROUT)
1.7V
0V
0V
1.7V
1.7V
2.3V
2.3V
0V
0V
0V
3.0V
0V
2.3V
1.4V
1.4V
2.3V
3.0V
0V
1.4V
2.3V
2.3V
3.3V
2.3V
4.8V 4.8V
Cr OUT
GND
GND
Cb OUT
GND
Y2 OUT
Y1 OUT
GND
CV OUT
S2
S1
C OUT
S-DCOUT
VCC
Cr IN
MUTE2
Cb IN
RGB SW
Y2 IN
LPF SW
BIAS
GND
Y IN
Y MIX
CV IN
MUTE1
C IN
VCC
FOR E VERSION ONLY
FOR U VERSION ONLY
DAC5 (C)
DAC2 (Cb.B)
DAC4 (Y/Comp)
DAC1 (Y.G)
BLANK_CTRL
VMUTE
VIDEORGB
VIDEOIP
4.8V
VMUTE
VMUTE
VIDEOIP
VIDEORGB
NI
EP301
DVDPWRON
VGND
VGND
VGND
VGND
IPOD_COUT
IPOD_YOUT
IPOD_CV
VS3
BLANK_CTRL
VS1
VIDEOSW_C
YGOUT
CROUT
CBOUT
VIDEORGB
VIDEOIP
DVD5V
+17V
VMUTE
COUT
YOUT
AGND
NI
K4001
NI
K4003
NI
K4002
NI
K4004
NI
K4006
NI
K4007
NI
K4008
2.7
R4008
NI
R4007
NI
C4011
2
NI
D4002 NI C4010
NI
D4001
0.1/16
C4302
NI
C4307
IN1 6
GND 5
IN2 4 VCC 3
OUT 2
SW 1
NI
IC403
NI
C4306
B4002
B4006
B4004
NI
C4304
NI
C4303
NI
C4312
PyIN1
8
CTLC
7
PyOUT 6
PbOUT 5
GND 4
PrOUT 3
CTLA 2
PrIN2 1
PyIN2
9
GND 10
PbIN1
11
CTLB
12
VCC
13
PbIN2 14
GND 15
PrIN1 16
NI
IC402
NI
C4305
B4003
NI
C4412 10K
R4401
B4001
7
22
NI
L4500
NI B4129
B4132
B4131
4.7K
R4300
4.7K R4301
13K
R4302
KRC102S-X
Q4300
KRC102S-X
Q4301
KRC102S-X
Q4303
KRA102S-X
Q4302
27K
R4203
27K R4103
27K
R4202
27K
R4102
NI
C4202
NI
C4102
470/10
C4107
NI
R4201
NI
R4101
330P C4201
330P C4101
NI C4106
NI C4105
NI
C4104
NI
C4103
NI C4100
75
R4109
10K R4108
100 R4107
75 R4106
75
R4105
75
R4104
75
R4200
75
R4100
NI
C4009
470/10
C4008
75
R4006
470/10
C4410
470/10
C4004
75
R4004
75
R4005
0.01/50
C4005
NI
C4006
NI
C4007
NI
C4003
NI
C4002
NI
C4001
75
R4003
75
R4002
75
R4001
470/10 C4400
470/10
C4409
470/10
C4411
0.1/16
C4402
10K
R4400
1/16
C4408
1/16
C4407
1/16
C4406
22/50
C4405
10/50
C4404
1/16
C4403
NI
C4401
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
IC401
200 R4508
200 R4506
200 R4504
200 R4502
200
R4500
2
1
4
3
6
5
QNN0779-001
J401
20
18
16
14
12
10
8
6
4
2
21
19
17
15
13
11
9
7
5
3
1
QNZ0775-001
J404
6
9
8
7
QNN0557-002
J402
5
4 3
2 1
QNN0557-002
J402