Pioneer DV-490V-S Service Manual page 23

5
QQ
3 7 63 1515 0
NOTE : THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
JG008
LD DRIV for CD
KTA1504S_Y_RTK
JG009
LD DRIV for DVD
KTA1504S_Y_RTK
TE
L 13942296513
VC2
1.4 0.0
37 36 35 34
8 9 10 11
2.5 2.5 2.6 0.0
www
.
5
http://www.xiaoyu163.com
6
NOTE : THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
CD
TP2341
3.3 3.3
LD DRIV for CD
3.3 Q2304 3.3
Q2302
KTA1504S_Y_RTK
0 0
DVD
TP2342
3.1 LD DRIV for DVD 3.1
2.5 Q2305 2.5
KTA1504S_Y_RTK
Q2303
2.0 2.0
TP2339
1.4 1.4
33 32 31 30 29 28 27
12 13 14 15 16 17 18
0.0 1.4 3.9 2.5 2.7 5.9
18
x ao u163
y
i
6
http://www.xiaoyu163.com
2 9
8
RF33
JG010
TP2332
W807
V+3F
LDO1
LDO2
Q Q
3 6 7 1 3
TP2333
R2325
TP2334
15K +-1%
1.1 1.4 1.4
26 25 24 23
19 20 21 22
5.9 1.4 1.4 1.4
TP2336
R2330
10K+-1%
TP2337
TP2338
.
DV-490V-S
7
9 4 2 8
(RF)
: RF SIGNAL ROUTE
FROM/TO MPEG/MICON/DSP
(A)
(B)
(C)
(D)
(E)
(F)
(RF)
FROM POWER PORT
1 5 0 5 8 2 9 9 4
STBY
DMSO
SPINDLE
V1P4
m
FMSO
co
SLED
7
8
9 9
A
V20
A
B
C
D
E
F
MDI1
LDO2
LDO1
B
IOA
V1P4
LIMIT
A 1/7
TROUT
TRIN
STBY
DMSO
FMSO
TRCLOSE
TROPEN
TRSO
FOSO
OPO
OP+
OP-
RF
C
V+3F
V+5S
A 7/7
V+6A
D_GND
2 8 9 9
M_GND
D
E
PCB130
DMF073
F
A 3/7
23
8