Schematic Diagram - Fl Board - Sony HCD-HDX275 Service Manual

6-36. SCHEMATIC DIAGRAM - FL Board -

1 2
FL BOARD
A
B
C
CL110
D
E
CN100
9P
F
CL108
SW3.3V 1
CL107
2
D_GND(FL)
CL106
FL_CS 3
V
CL105
5V 4
CL104
FL_CLK 5
JACK-KEY
CL103
BOARD
FL_DATA 6
CN102 CL102
D_GND 7
(Page 57)
G CL101
E4V 8
CL100
SIRCS
9
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
• See page 64 for Waveforms. • See page 65 for IC Block Diagrams.
3 4
1 2 5 6
CL109
51
T100
Q100 DC/DC CONVERTER
CPH5504-TL-E
OSC
2 1
-0.1
MC2837
4.6 3
-2
-1
4.6 4 9
C102 C103
4700p 0.022
-0.1
5 8
CL111
6 7
5 6 7
FLUORESCENT INDICATOR TUBE
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
D102
MAZ8051GLLS0
C106
0.1
D100
D101
MC2837
R102 R103
47 47
C104 C105 R101
0.01 47 33k
35V
C107
C108
10
0.1
16V
L102
47uH
61 61
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
8 9
ND100
33 32 31 30 29 28 27 26 25
G9 -24.9
GR9
34
G8 -25
GR8
35
IC100
G7 -25
GR7
36
G6 -25
GR6
37 FLUORESCENT INDICATOR
G5 -25 TUBE DRIVER
GR5
38
IC100
G4 -25
PT6315
GR4
39
G3 -25
GR3
40
G2 -25.1
GR2
41
G1 -25
GR1
42
3.3
VDD
43
VSS
44
1 2 3 4 5 6 7 8 9
R107
82k
R106 100
R105 100
R104 100
10 11 12
IC101
REMOTE CONTROL RECEIVER
IC101
NJL23H400A
51 52
1 3 2
CL149
CL152
C117
0.01
IC B/D
C116
10
16V
24 23
-20.6 S9
SG9
22
-16.4 S8
SG8
21
-16.5 S7
SG7
20
-24.6 S6
SG6
19
-24.7 S5
SG5
18
-24.7 S4
SG4
17
R108
-16.6 S3
47
SG3
16
-26.2 S2
SG2
15
CL254
SG1
14
3.3
VDD
13
VSS
12
D103
MA2J1110GLS0
10 11