Pioneer DV-490V-S Service Manual page 35

5
QQ
3 7 63 1515 0
D527
SR240-F
R511
68 1/4W
TE
L 13942296513
R510_1
3.3 1W
D516
1SS133
KTA1504S_Y_RTK
9.9
PROTECT
0
Q501
KTC3875S_Y_RTK
0
www
.
NOTE : THIS SCHEMATIC DIAGRAM IS THE LATEST AT
THE TIME OF PRINTING AND SUBJECT TO CHANGE
WITHOUT NOTICE
5
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REG P.CON+12V SW
Q510
KTA1281_Y
W817
12.9 12.6
12.3
12.3
REG+12V CTL
5.0 Q509
12.9
KTC3875S_Y_RTK
5.1
4.5
REG+12V CTL
Q511
4.5
KTC3875S_Y_RTK
D532
P.CON+5V REG 1S40-E
Q515
2SD1835S/T-AA L503
7.0 5.1
22uH TSL0808
5.8
R547
22
L505
-28V P.CON SW 22uH
Q502 KTC3209_Y
R529 D531
28.4
28.4
220 1W
MTZJ27B-EIC
27.8
C528
50V 2.2 KA
-28V CTL
Q503
6.8 KTA1504S_Y_RTK
R531
0
0.6
10K
19.0
19.0 FL+ P.CON SW
Q504
19.7
KTA1281_Y
21.5
R534100 1/4W
20.8
21.6
20.7
FL+ CTL R544
0
Q512
KTC3875S_Y_RTK 10K
FL+ CTL
0.6
Q513
R537
KTA1504S_Y_RTK
1K
R548
1K
PROTECT
Q506
3.2
R527
0
100 1/4W 3.2
x ao
y
i
NOTE : THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
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6
8
6V REG (DVD MOTOR) IC
IC503 PQ070XF01SZH
IN OUT GND
1 2 3 4
7.0 7.0 5.9 0 1.2
R546
R545
22K+-1% 3.3K 1/4W +-1%
D534
1SS133
0
2.8
0
C501
0.01 B
R525
C507 R519
100
0.01 B
3.3K
GND
C541
0.01 B
Q Q
3 6 7 1 3
D533
MTZJ2.2B-EIC
u163
.
NOTE :
DV-490V-S
6
7
2 9 9 4 2 8
CAUTION: DIGITAL TRANSISTOR
FROM/TO POWER PORT
CP502
(CP4003)
A2001WV2-14P
GND 1
P.CON+12V 2
AT+12V for MUTE 3
GND 4
P.CON+5V 5
P.CON+6V 6
GND(M) 7
AT+3.3V 8
AT+3.3V 9
P.ON-H 10
GND(D) 11
FL DC- 12
FL DC+ 13
-28V 14
1 5 0 5 8 2 9 9 4
m
co
THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
7
8
9 9
A
B
CORD CONNECTOR
CD502
CU2E3301
C
2 8 9 9
D
E
PCB240
DPF010
F
E
35
8