Yamaha YSP-1, Service Manual

Page: 67 / 68

YSP-1
67
■
REMOTE CONTROL
■
SCHEMATIC DIAGRAM
IC1:
µ
PD17243MC-240-5A4-E1-A
P0E2
P0E3
REM
VDD
XOUT
XIN
GND
RESETPU
P0D2
P0D3
P1B0/INT
P0E0
P0E1
P1A0
P1A1
P0C1
P0C0
P0B3
P0B2
P0B1
P0B0
P0A3
P1A2
P0D1
P0D0
P0C3
P0C2
P0A2
P0A1
P0A0
6
7
8
9
10
11
1
2
3
4
5
12
13
14
15
25
24
23
22
21
20
19
18
17
16
29
28
27
26
30
R1
2
Ω (1/4W)
D1
MIE-554A2
Q1
2SD1781K-Q
T1
T2
T3
C1
47
µ
F
3.0V
+
C2
0.1
µ
F
R2
27
Ω
C3
0.1
µ
F
X1
4MHz
3 11 19 27 35 43 51
2 10 18 26 34 42
17 25 33 41
50
4 12 20 28 36 44
5 13 21 29 37
6 14 22 30 38 46
7 15 23 31 39
1 9 49
8 16 24 32 40 48
47
45
1
3 4 5 6
7 8 9 10
11
15 16 17
18 19 20
21 22 23
24
27
31
35 34 33
32
38
39
42 43 44
45 46 47
28
29
48 49 50 51
36
37
40
41
30
25 26
12 13 14
2
J model U, C, R, T, K, A, B, G, L models
STANDBY/ON
POWER AV
1
2
3
4
5
6
7
8
9
0
+10
CODE SET
CH +
SEARCH -
CH -
SKIP -
SKIP +
STOP
PAUSE
PLAY
NIGHT
SURROUND
SET MENU
CH LEVEL
MENU
TEST
RETURN
UP
DOWN
LEFT
RIGHT
SELECT
TV VOL +
TV VOL -
MUTE
TV MUTE
VOLUME -
TV INPUT
TV
DVD
SLEEP
AUX
VCR
STEREO
3CH BEARM
5CH BEARM
3CH
Key
No.
CODE
1
2
3
4
5
6
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
49
50
51
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
50-17
50-0D
50-0E
50-0F
50-1C
50-1D
50-1E
50-1F
50-04
50-05
50-0C
–
–
50-19
–
–
50-18
–
–
–
–
–
–
78-0F
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
78-8A
78-99
78-9D
78-48
–
78-5F
78-C0
78-8E
78-8F
78-9F
78-9E
78-C1
50-12
50-15
78-9C
50-0B
78-1E
78-1F
50-09
78-DF
87-4A
78-4F
78-DE
78-49
78-50
78-C4
78-C2
78-C3
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Function
TV DVD AUX VCR