Schematic Diagram - Panasonic SA-HT740GCP Service Manual

20 Schematic Diagram

20.1. (A) Optical Pickup Unit & HDMI Module Circuit
SCHEMATIC DIAGRAM-1
:+B SIGNAL LINE
OPTICAL PICKUP UNIT CIRCUIT
H
GND L4
1
J0JBC0000105
VCC
2
GND L3
C8
3
TO
J0JBC0000105
GND 0.1
HFM PCB
4
OUT
5
GND
6
G
GND
1
TB
2
TA R2
3
0
TC
4
TD
5
F
FE1
6
FE2
7
IM
8
RF
TO 9
GND
LDU PCB 10
VREF
11
VCC
12
SUB2
13
SUB1
14
SW
15
LD (CD)
16
LD (DVD)
17 C1 C3
E
LDGND 0.1 0.1
18
D
C5 C6
22P 22P
C
B
A
1 2 3
: CD-DA (AUDIO /VIDEO) SIGNAL LINE
T+
26
F+
25
TO ACT F-
24
T-
23
HFM
22
TA
21
TB
20
TD
19
TC
18
FE2
17
FE1
16
GND (IM)
15
RF
14
VREF2(RF-)
13
PIN (DVD)
12
LD (CD)
11
R4 C2
LD GND
0 0.1 10
LD (DVD)
9
GND (OEIC)
8
VREF1
7
VCC
6
SUB2
5
SUB1
4
PIN(CD)
3
SUBSEL
2
R1 GND (IM)
VR1
0 1
6.8K
R3
0
R5
0
R6
0
R7
6.8K
VR2
6.8K
L2
J0JCC0000307
C7
0.1
C4
L1
0.22
J0JBC0000105
4 5
A
TO
HDMI MODULE
CIRCUIT (D2)
(FP8531) ON
SCHEMATIC
DIAGRAM-5
SA-HT740GCP OPTICAL PICKUP UNIT CIRCUIT
6 7 8
63
9 10 1 1
SA-HT740GCP
12 13