★
Components having special characteristics are marked
⚠
and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
FL DISPLAY
FL DRIVER
TO USB BOARD
TO MAIN BOARD
USB Transfer
KEY Source
VFD AND DRIVER
VFD DISPLY
HT16515
SA-CD
IR
KS2
KEY2
KEY1
KEY_STB
USBP0
USBP0
USBVCC
CS
CLK
IR
KEY_STB
DATA
GND
USBM0
CS
CL
K
KS1
KS2
KS3
KEY1
KEY2
DATA
LED3
KS1
KS3
USBVCC
USBM0
LED3
USBVCC
3.3V-STB
3.3V-STB
F1
F2
-24V
3.3V-STB
-24V
3.3V-STB
3.3V-STB
-24V
F1
F2
3.3V-STB
-24V
K708
NEXT
K710
OPEN/CLOSE
K709
PLAY
FB709
FB/0603
DING5
JP8
1
U701
VFD20-0833FNA
F1
1
F1
2
P19
3
P18
4
P17
5
P16
6
P15
7
P14
8
P13
9
P12
10
P11
11
P10
12
P9
13
P8
14
P7
15
P6
16
P5
17
P4
18
P3
19
P2
20
P1
21
F2
30
F2
31
1G
22
2G
23
3G
24
4G
25
5G
26
6G
27
7G
28
8G
29
R706
0
D706
LED-WHITE
K707
PREV
C710
0.1UF
R722
10K
M3
S/N
1
C715
0.1UF
FB706
FB/0603
JP701
2
3
4
1
FB705
FB/0805
FB710
FB/0603
R710
1K_NC
U704
PT6315L
LED1
1
LED2
2
LED3
3
LED4
4
Do
ut
6
Din
7
OSC
5
CL
K
8
ST
B
9
KEY1
10
KEY2
11
VSS
12
VDD
13
VEE
30
Seg1/KS1
14
Seg2/KS2
15
Seg3/KS3
16
Seg4/KS4
17
Seg5/KS5
18
Seg6/KS6
19
Seg7/KS7
20
Seg8/KS8
21
Seg9/KS9
22
Seg10/
KS10
23
Seg11/
KS11
24
Seg11/
KS12
25
Seg13/
KS13
26
Seg14/
KS14
27
Seg15/
KS15
28
Seg16/
KS16
29
Seg17/
G
rid12
31
Seg18/
G
rid11
32
VDD
43
VSS
44
Seg19/
G
rid10
33
Seg20/Grid9
34
Seg21/Grid8
35
Seg22/Grid7
36
Seg23/Grid6
37
Seg24/Grid5
38
Grid4
39
Grid3
40
Grid2
41
Grid1
42
FB704
FB/0603
FB702
FB/0805
K705
PAUSE
C706
0.1UF
Q701
2N3904
1
32
C700
47uF/10V
DING3
JP8
1
JP704
5pin/2.0
1
2
3
4
5
+
C712
47uF/10V
+
R705
82K
FB703
FB/0603
FB701
FB/0805
C707
0.1UF
DING4
JP9
1
R713
10K
+
C711
47uF/10V
+
R719
0
DING1
JP8
1
R707
10K
JP702
7pin/1.5
1
2
3
4
5
6
7
C709
0.1u
R708
100K
M1
MARK1
1
D703
1N4148
1
2
+
C713
47uF/10V
+
D704
1N4148
1
2
M2
MARK2
1
D701
1N4148
1
2
K706
STOP
JP703
8pin/2.0
1
2
3
4
5
6
7
8
R709
3.3K
C714
0.1u
DING2
JP9
1
FB711
FB/0805
M4
LOGO
1
R723
10K
U703
IR
IR
VCC
3
OUT
1
GND
2
4
G
5
G
FB712
FB/0805
SA-CD
indicator
to Power supply unit_CN2
Remote control
sensor
CONTROL
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
40
BD-S677