Pioneer DV-300-K Service Manual page 51

5
JG008
309
LD DRIV for CD
Q2302
K
KTA1504S_Y_RTK
JG009
LD DRIV for DVD
Q2303
KTA1504S_Y_RTK
MOTOR DRIVER IC
IC2301
MUTE
BIAS
R2313 R2312
VINTK
K +-1% 8.2K +-1%
TRB_2
16
OPOUT
K
R2325
VINLD
470 +-1%
10
GND
PGND
07
VCTL
B
OPIN
02
Vcc2
B
VOLD-
VOLD+
VOTK-
VOTK+
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
5
TP2341
3.3 3.3
LD DRIV for CD
3.3 Q2304
KTA1504S_Y_RTK
0 0
TP2342
3.1 LD DRIV for DVD 3.1
2.5 Q2305
KTA1504S_Y_RTK
2.0 2.0
TP2329
AM5766
R2311
VINFC
18K +-1%
TRB_1
REGO 2
R2317
VINSL+
8.2K +-1%
REGO 1
FWD
REV
PGND
Vcc1
VOTR-
VOTR+
VOSL+
C2312
0.1 B
VOSL-
VOFC-
VOFC+
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
6
JG010
TP2332
3.3
2.5
TP2301
TP2331
R2318 10K
R2327 10K
C2305
0.1 B
W806
W805
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
DV-300-K
6
7
FROM/TO MPEG/MICON/DSP
V20
A
B
C
D
V+3F
E
F
MDI1
LDO2
LDO1
LDO1
IOA
V1P4
LIMIT
TROUT
TRIN
STBY
DMSO
FMSO
TRCLOSE
TROPEN
TRSO
LDO2
FOSO
OPO
OP+
OP-
RF
FROM POWER PORT
V+3F
V+5S
V+6A
D_GND
M_GND
7
8
A
B
C
D
E
F
PCB130
DMF089
51
8