Yamaha BD-S677 Service Manual page 40

A B
BD-S677
1
CONTROL
JP701
FB711
4
FB712
3
to Power supply unit_CN2
2
1
2
JP703
8 FB709
7 FB710
6 FB703
5 FB704
Page 36 C3 4
3
3 FB706
to MAIN_J410 2 FB701
1 FB705
8pin/2.0
4
JP702
3.3V-STB
7
6
R719 0
Page 42 H2 5
4
3
to USB_JP801
2
1
7pin/1.5
TO USB BOARD
5
R723 10K
R722 10K
6
7
40
C D
F1 F2 -24V
FB/0805
3.3V-STB
FB/0805
GND
C709
C707
C700
0.1u
47uF/10V
0.1UF
U703
VCC
GND
OUT
FB/0603 KEY_STB
FB/0603 DATA
FB/0603 CS
FB/0603 CLK
3.3V-STB
FB/0603 IR
FB/0805
FB/0805
-24V
C711
C710 + +
0.1UF
47uF/10V
Page 35 G5
KEY_STB C713
to MAIN_J305
47uF/10V
JP704
USBP0 5 USBVCC
USBM0 4 USBM0
USBVCC 3 USBP0
FB702 FB/0805 2
C712 1
+ +
47uF/10V
5pin/2.0
TO MAIN BOARD
USB Transfer
KEY1
KEY2
K707 K708
PREV NEXT
D704
2 1 KS3
1N4148
K709 K705
PLAY PAUSE
D701
2 1 KS2
1N4148
K710
OPEN/CLOSE
K706
STOP
D703
2 1 KS1
1N4148
KEY Source
E F
Remote control
3
sensor
2 U701
1
3.3V-STB
R713 10K
IR
IR IR
34
35
36
37
3.3V-STB
38
39
40
41
42
43
44
C714
0.1u
USBVCC
R709
3.3K
R707 10K
LED3
D706
LED-WHITE
R708
SA-CD
100K
1
M4 M1 M2
1 1 1
LOGO MARK1 MARK2 JP8
DING1 DING2
M3
1 1 1
S/N JP8 JP9 JP8
G H
FL DISPLAY
VFD DISPLY
VFD20-0833FNA
F1
-24V
C706
0.1UF
-24V
U704
22
Seg20/Grid9 Seg9/KS9
21
Seg21/Grid8 Seg8/KS8
20
Seg22/Grid7 Seg7/KS7
19
Seg23/Grid6 Seg6/KS6
18
Seg24/Grid5 Seg5/KS5
17
Grid4 Seg4/KS4
HT16515 16 KS3
Grid3 Seg3/KS3
15 KS2
Grid2 Seg2/KS2
14 KS1
Grid1 Seg1/KS1
13
VDD VDD
12
VSS VSS
PT6315L
FL DRIVER
R710
1K_NC DATA
R705
82K
SA-CD
indicator
Q701
2N3904
DING5
1
DING3 DING4
1 1
JP9
★ 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.
I J
F2
3.3V-STB
C715
0.1UF
VFD AND DRIVER