JVC HR-XVC20US(R) Service Manual page 26

Dvd/cd player hi-fi stereo video casstte recorder
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E
EMATIC DIAGRAM
PCB)
W870
D507
GP15J
C531
560P B
W849
W831
B502
3.5X5X1.0
3.3V OUT
Q511
KTA1241_Y
3.7
3.4
3.2
3.1
3.9
1.8
1.8
1.0
1.0
3.3V CTL
3.3V CTL
Q508
Q507
KTC3875S_Y_RTK
KTC3875S_Y_RTK
D511
21DQ04N
L506
D512
22uH
21DQ04N
C507
2.2 F
D518
1SS133
R545_1
R517
N
15 1/4W
820 1/2W
VOLTAGE CTL IC
C524
IC501
KIA431
0.022 B
OUT
GND
IN
3
2
1
13.2
4.1
0
2.5
1
3.3
0
0
PROTECT
PROTECT
0
Q531
Q530
2SA1037AK
KTC3875S_Y_RTK
AREES PAR UN
ETANT
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
AN POINT DE VUE SECURITE
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
CELLS DECRITES
NCLATURE DES PIECES
E
2-14
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
W806
L505
22uH
0305
9V REG. IC
IC502
KIA78R09API
IN
OUT
GND
SW
1
2
3
4
11.6
9.0
0
5.0
5.2
5.2
5.8
P.CON+5V SW
R514
Q503
KTC3209_Y
220 1/2W
C541
2.2 F
R536
560
F
G
P.CON+12V SW
Q510
KTC3203_Y
12.4
12.2
12.8
P.ON SW
Q509
19.1
KRC103SRTK
0
VCR_POWER_ON-L
0
W816
R509
DVD_POWER_CTL
100
P.CON+9V
Q505
KTC3209_Y
P.CON5V SW
5.2
R513
5.9
390
5.1
1/2W
P.CON+5V_DH
P.CON+3.3V
5.2
5.1
AT+5V[M-CON]
C534
M-CON +5V SW
4.4
Q504
1 F
KTA1271_Y
0.1
R544
M-CON POWER SW
22K 1/4W
5.1
Q506
0
KRC103SRTK
5.3
0
POWER FAIL SW
Q514
D526
0
0
2SC2412K
MTZJ3.3B
POWER FAIL SW
0.7
Q513
2SC2412K
0
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
G
H
TO Y/C/AUDIO/CCD/HEAD AMP
P.CON+5V
GND
AT+12.6_V
FROM/TO SYSCON
P.CON+12V
TX
RX
AT+5.2V
DVD_POWER_CTL
VCR_POWER_ON- L
POWER_FAI L
AT+5V[M-CON]
AT+12.6_V
P.CON+5V
GND
MOTOR_GND
MOTOR_GND
TO TUNER/JACK
+32V
AT+5.2V
P.CON+5V
P.CON+12V
GND
TO OPERATION/DISPLAY
LEM_VCC
AT+5.2V
GND
GND
LEM_VCC
AT+5.2V
P.CON+5V
TO HI-FI/DEMODULATOR
P.CON+5V
P.CON+12V
GND
GND
FROM/TO MPEG/MICON
+32V
CP501
(CP4002)
CH2C0302
TX
TX
RX
RX
P.CON+3.3V
P.CON+3.3V
W867
P.CON+3.3V
GND
GND
AT+5.2V
GND
P.CON+5V_DH
P.CON+5V
P.CON+9V
P.CON+9V A
POWER_FAIL
P.CON+9V A
NC
P.CON+12V
P.CON+12V
AT+5.2V
AT+5V
PCB010
VMC300
CAUTION: DIGITAL TRANSISTOR
H
8
7
6
5
4
3
1
2
3
4
5
6
7
8
9
10
2
11
12
1

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