19.5. Optical Pickup Unit Circuit
SCHEMATIC DIAGRAM - 16
(FOR REFERENCE ONLY)
OPTICAL PICKUP UNIT CIRCUIT
SA-PT250GCP OPTICAL PICKUP UNIT CIRCUIT
TO
DVD MODULE
CIRCUIT (FP8531)
IN SCHEMATIC
DIAGRAM - 4
A
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
R2
R4
R1
R3
VR1
VR2
R5
R6
R7
C2
C5
C6
C1
C3
T+
F+
F-
T-
TA
TB
TD
TC
FE2
FE1
VREF2(RF-)
PIN(DVD)
LD(CD)
LD(DVD)
LD GND
RF
GND(Im)
GND(Im)
SW
PIN(CD)
SUB1
SUB2
VCC
VREF1
GND(OEIC)
HFM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
GND
L2
L1
C4
C7
L3
L4
C8
GND
GND
OUT
GND
GND
TB
TA
TC
FE1
FE2
1m
RF
TD
GND
VREF
VCC
SUB2
SUB1
SW
LD(CD)
LD(DVD)
LDGND
VCC
1
3
2
4
5
6
8
7
9
10
11
12
13
14
15
16
18
19
20
21
22
23
24
25
26
17
TO HFM
TO LDU
TO ACT
SA-PT250GCP
92
Summary of Contents for SA-PT250GCP
Page 5: ...25 Replacement Parts List 108 25 1 Component Parts List 109 5 SA PT250GCP ...
Page 12: ...12 SA PT250GCP ...
Page 36: ...9 2 Main Components and P C B Locations 36 SA PT250GCP ...
Page 51: ...Step 3 Remove the middle chassis Step 4 Remove the traverse unit 51 SA PT250GCP ...
Page 66: ...SA PT250GCP 66 ...
Page 74: ...SA PT250GCP 74 ...
Page 76: ...76 SA PT250GCP ...
Page 104: ...24 Exploded Views 104 SA PT250GCP ...
Page 105: ...24 1 Cabinet Parts Location SA PT250GCP 105 ...
Page 106: ...SA PT250GCP 106 ...
Page 107: ...24 2 Packaging SA PT250GCP 107 ...