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SCHEMATIC DIAGRAM - 1
OPTICAL PICKUP UNIT CIRCUIT
GND
1
J0JBC0000105
VCC
2
GND
3
TO
J0JBC0000105
GND
HFM PCB
4
OUT
5
GND
6
GND
1
TB
2
TA
3
TC
4
TD
5
FE1
6
FE2
7
IM
8
RF
9
TO
GND
LDU PCB
10
VREF
11
VCC
12
SUB2
13
SUB1
14
SW
15
LD (CD)
16
LD (DVD)
17
LDGND
18
L4
L3
C8
0.1
C1
C3
0.1
0.1
C5
C6
22P
22P
: +B SIGNAL LINE
R2
0
R4
C2
0
0.1
R1
VR1
0
6.8K
R3
0
R5
0
R6
0
R7
6.8K
VR2
6.8K
L2
J0JCC0000307
C7
0.1
C4
L1
0.22
J0JBC0000105
: CD-DA SIGNAL LINE
T+
26
F+
25
F-
TO ACT
24
T-
23
HFM
22
TA
21
TB
20
TD
19
TC
18
FE2
17
FE1
16
GND (IM)
TO
15
RF
DVD MODULE
14
CIRCUIT
VREF2(RF-)
13
(FP8531) ON
PIN (DVD)
12
SCHEMATIC
LD (CD)
11
DIAGRAM-2
LD GND
10
LD (DVD)
9
GND (OEIC)
8
VREF1
7
VCC
6
SUB2
5
SUB1
4
PIN(CD)
3
SUBSEL
2
GND (IM)
1
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