Pioneer DV-490V-S Service Manual page 35

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