Hitachi DV-P755U, Service Manual

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S-3
AUDIO(L)-
OUT AUDIO(R)-
OUT VIDEO OUT
(COMPOSITE)
DIGITAL
AUDIO OUT
(COAXIAL)
S-VIDEO
OUT
CN201 CN301
TRAY-IN
EV+1.2V
2
4
EV+1.2V
3
5
EV+3.3V
5
7
EV+3.3V
6
8
P-ON+3.3V
7
9
P-ON+5V
8
10
EV+10V
9
11
EV+10V
10
12
GND
11
13
GND
12
14
GND
13
15
GND
14
16
GND
15
17
GND
16
18
GND
17
19
PWRCON
18
20
FP-CLK
19
21
FP-DIN
20
22
FP-STB
21
23
FP-DOUT
22
24
REMO
TE
23
25
CN401
CN1001
CN2001 CN2101
EV+3.3V
4
6
K2 1 1
K1 2 2
KEY-2 3 3
KEY-3 4
4
KEY-1 5
5
KEY-4 6 6
FS
TS
DETECTOR
7 9 11 2 3 6 5
M
SLED
MOTOR
M
SPINDLE
MOTOR
4
AV CBA
FUNCTION CBA
DVD MAIN CBA
(CN1001 is soldered directly to the PCB.)
CN2101 is soldered
directly to the PCB.
DRIVE CBA
PICK UP UNIT
SP(+)
3
SP(-)
4
TRA
Y
-IN
5
GND
6
SL(-)
7
SL(+)
8
FS(-)
3
TS(-)
4
GND(CD-PD)
5
GND(D
VD-PD)
6
PD-MONI
7
D
VD-LD
8
TS(+)
1
FS(+)
2
GND
11
F
12
VREF
13
E
14 B
15
C
16
GND(LD)
9
CD-LD
10
A
17
D
18
CD/D
VD
19
P-ON+5V
20
AC CORD VIDEO-Y
OUT VIDEO-Cb/Pb
OUT VIDEO-Cr/Pr
OUT
VIDEO-C
10
10
GND
9
9
VIDEO-Y(I/P)
8
8
CN601
CN1601
A
UDIO(R)
15
15
A
UDIO-GND
11
11
A
UDIO-GND
12
12
A
UDIO(L)
13
13
A
UDIO(R)-MUTE
14
14
(CN1601 is soldered directly to the PCB.)
A
UDIO+5V
16
16
A
UDIO+5V
17
17
SPDIF
18
18
GND
7
7
VIDEO-Cb/Pb
6
6
GND
5
5
VIDEO-Cr/Pr
4
4
NU
3
3
I/P-SW
2
2
DVD MECHANISM
S-2 Wiring Diagram