Technics RS-DV290EG Service Manual page 266

SCHEMATIC DIAGRAM-1
A
INTERFACE CIRCUIT
H
FP2501
A
FG3 1
FG2 2
To FG UNIT
FG2 3
FG1 4
B
G
F
A
M2502 M
(TRAVERSE MOTOR)
B
C
E
M2501 M
(SPINDLE MOTOR)
D
FP5101
T+ 30 A
F+ 29 B
F- 28 C
T- 27 D
3.3VHFM 26
GND 25
D
LD+(DVD) 24
GND 23
GND 22
RFP 21
RFN 20
F1(DVD) 19
F2(DVD) 18
GAIN H/L 17
PIN(DVD) 16
To OPTICAL PICK-UP
VREF2.2V(DVD) 15
UNIT
TA(DVD) 14
TD(DVD) 13
TC(DVD) 12
TB(DVD) 11
V 5V 10
CC
R5101 56
C FE1(CD) 9
GND 8
LD+(CD) 7
R5121
T1(CD) 6
VREF2.2V(CD) 5
R5122
FE2(CD) 4
R5123
3
T2(CD)
PIN(CD) 2
GND 1
B
R5105
A
1 2
NOTE:
The number which noted at the connectors on the schematic diagram as
"SCHEMATIC DIAGRAM-1" or "SCHEMATIC DIAGRAM-2"
indicates the schematic diagram serial number located on the left corner in the schematic diagram.
2.9V 2.9V 2.9V
14 13 12 11
C2506 C2508
0.1 0.1
15 16 17 18
4.1V 4.1V 4.1V
A
B
C
D
RA5101
56
A1
A2
RA5103 56
A3
A4
R5152
1K
A5
A6
RA5102 56
A7
A8
A9
A10
LB5101
A11
J0JHC0000045
56
A12
A13
56
A14
56
A15
A16
LB5105
VLP0146-T
0
3 4 5
R2503
15K
(3.3V)
2.9V 0V 5V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V
10 9 8 7 6 5 4 3 2 1
IC2501
C0GBG0000033
FOCUS/TRACKING COIL,
SPINDLE/ TRAVERSE
MOTOR DRIVE
19 20 21 22 23 24 25 26 27 28
4.1V 0V 9V 9V 1.7V 0V 0V 1.7V 0V 5V
(3.3V)
R2507
RA2501
6.8
R2504
82K
R2505
82K
LB5106
VLP0146-T
R5117 R5113
47K 47K
R5103
5V
5V
56
4.9V 4.9V
(2.2V) 0V
(3.2V)
0V
Q5111 Q5115
2SB1115-T 2SB1115-T
LASER POWER LASER POWER R5102
DRIVE(DVD) DRIVE(CD) 56
6 7 8
:POSITIVE VOLTAGE LINE :AUDIO/VIDEO SIGNAL LINE
5V
47K
R5107
0
B1
R5108 0
B2
9V
R2501 R5109
D5151
100 0
MA728TX
B3
B4
B5
B6
B7
B8
B9
B10
S2501 (REST DET.)
B11
A16
A15
A14
A12
L5101
10 H A11
A10
A9
A8
A7
R5120 0
B12
A13
A6
A5
A4
A3
A2
A1
SL-DV290(EE,GN) INTERFACE CIRCUIT DIAGRAM
9 10
FP5102
1 FG1 50
B
2 FG3 49
A
3 D.GND 48
4 D.GND 47
5 MUTE4 46
6 D+5V 45
7 D+5V 44
8 TRAYIN 43
9 M+9V 42
10 M+9V 41
11 M+9V 40
12 M.GND 39
13 M.GND 38
14 M.GND 37
15 TRAYREF 36
16 MUTE12 35
17 MUTE3 34
18 DMV 33
19 FOIN 32
20 TRIN 31
21 SPIN 30
22 TRVIN 29
23 IN-SW 28
24 LDCUR 27
25 VHALF 26 B
To DVD MODULE
26 A.GND 25
(FEP) CIRCUIT(FP5201) on
27 PIN (CD) 24
SCHEMATIC DIAGRAM-2/1,2-E~H
28 T2 (CD) 23
29 FE2 (CD) 22
30 T1 (CD) 21
31 LPCO2 20
32 A.GND 19
33 FE1 (CD) 18
34 V 5V 17
CC
35 TB (DVD) 16
TC (DVD) 15
36
37 TD (DVD) 14
38 TA (DVD) 13
39 TRAY/TRV 12
40 VREF2.2V 11
41 PIN (DVD) 10
42 GAIN H/L 9
43 F2 (DVD) 8
44 F1 (DVD) 7
45 RFN 6
46 RFP 5
47 A.GND 4
48 LPCO1 3
49 A.GND 2
50 3.3VHFM 1
11 12