Remote Control Transmitter - Yamaha AV-S77 Service Manual

A
AV-S77
1

REMOTE CONTROL TRANSMITTER

SCHEMATIC DIAGRAM
2
3.0V
3
4
5
6
7
60
B
OPEN
OPEN
OPEN
R1
2Ω
J1
D1
C1
SID303C-01
47µF +
J2
R2
22Ω
Q1
2SC3265
C2
0.1µF
X1
T1
4.00MHz
D2
RLS-73
R3
2
1
IC2 2.1V
3
C3
0.1µF
NOT MOUNTED
Key
Function
No.
1 POWER
2 MEMORY 1
3 MEMORY 2
4 MEMORY 3
5 MENU
6 LEVEL
7 TEST
8 DISPLAY
9 MENU –
10 MENU +
11 EFFECT ON/OFF
12 MUTE
13 NIGHT
INPUT
14
15 DSP
16 VOL +
17 B BOOST
18 INPUT
19 DSP
20
VOL –
21 Preset
22 Preset
23 Preset
24 Preset
25 Preset
26 Preset
27 Preset
28 Preset
29 Preset
30 Preset
31 Preset
32 Preset
33 Preset
34 Preset
35 Preset
36 Preset
37 Preset
38 CODE SET
39 DVD
40 VCR
41 TV
C
1 30
POD2: P/U NC
2 29
POD3 POD1
3 28
INT POD0
27
4
POE0: P/U POC3
26
5
POE1: P/U POC2
6 25
POE2: P/U POC1
7 24
POE3: P/U POC0
8
8 23
REM POB3
7
9 22
VDD POB2
6
10 21
XOUT POB1
5
11 20
XIN POB0
4
12 19
GND POA3
3
13 18
RESETPU POA2
2
14 17
WDDOUT POA1
1
15 16
T2
NC POA0
DVD mode TV mode
78, 0F 78, 0F
78, 11 78, 11
78, 12 78, 12
78, 13 78, 13
78, 9D 78, 9D
78, 48 78, 48
78, 5F 78, 5F
78, 4E 78, 4E
78, 9F 78, 9F
78, 9E 78, 9E
78, 50 78, 50
78, 9C 78, 9C
78, 8A 78, 8A
78, 5E 78, 5E
78, 51 78, 51
78, 1E 78, 1E
78, 8B 78, 8B
78, 40 78, 40
78, 52 78, 52
78, 1F 78, 1F
POWER POWER
––– TV INPUT
MENU TV VOL +
MENU CH –
MENU ENTER TV MUTE
MENU CH +
MENU TV VOL –
TITLE –
MENU –
– REC
STOP STOP
PAUSE PAUSE
PLAY PLAY
SKIP – –
SKIP + –
SEARCH – REW
SEARCH + FF
– –
– Change DVD mode
Change VCR mode Change VCR mode
Change TV- mode –
D
16 24 32 40
15 23 31 39
14 22 30 38
13 21 29 37
12 20 28 36
11 19 27 35
10 18 26 34
9 17 25 33 41
CODE
VCR mode Setting of Preset
78, 0F Invalidity
78, 11 Invalidity
78, 12 Invalidity
78, 13 Invalidity
78, 9D Invalidity
78, 48 Invalidity
78, 5F Invalidity
78, 4E Invalidity
Invalidity
78, 9F
78, 9E Invalidity
78, 50 Invalidity
78, 9C Invalidity
78, 8A Invalidity
78, 5E Invalidity
78, 51 Invalidity
78, 1E Invalidity
78, 8B Invalidity
78, 40 Invalidity
78, 52 Invalidity
78, 1F Invalidity
POWER Invalidity
TV INPUT Invalidity
TV VOL + Invalidity
CH – Invalidity
TV MUTE Invalidity
CH + Invalidity
TV VOL – Invalidity
– Invalidity
– Invalidity
REC 1
STOP 2
PAUSE 3
PLAY 4
– 5
– 6
REW 7
FF 8
– Keep pressing
Change DVD mode mode select
– mode select
Change TV- mode mode select
E