Remote Control Transmitter - Yamaha CDX-596 Service Manual

A
CDX-596

REMOTE CONTROL TRANSMITTER

1
SCHEMATIC DIAGRAM
2
2SD1781K
3
4
5
6
7
34
B
3
4
5
R1
1
6
IR—LED
7
R2 180
Q1 12
VCC
C1
8
47uF/10V
9
10
3V X1
3.64MHz
11
TEXT/
-
+
OUTPUT LEVEL
4 0 0
C
U1 PT247—001
2
KI2 KI1
1
KI3 KI0
K2
20
KI4 KO0
VCC
19
KI5 REF
K7 K8
R3
200K
NC KO1
18
17
REM KO2
K13 K14
16
VDD KO3
15
OSCO KO4
K19 K20
14
OSCI KO5
K25 K26
113
VSS KO6
K31 K32
KEY No.
K2 REPEAT
K3 0
K4 8
K5 5
K7 OPEN/CLOSE
K8 CLEAR
K9 1
K10 9
K11 6
K12 STOP
K13 PLAY
K14 TIME/TEXT
K15 2
K16 +10
K17
SEARCH
K18 OUTPUT LEVEL-
K19
PEAK
K20 INDEX
K21
3
K22 RANDOM
K25
I
K26 PROG
K27
4
K28 OUTPUT LEVEL+
K29
TAPE
K30 SYNCHRO
K31
SKIP
K32 SPACE
K33
7
K34 DIMMER
K35
PAUSE
K36
D
K3 K4 K5
K9 K10 K11 K12
K15 K16 K17 K18
K21 K22
K27 K28 K29 K30
K33 K34 K35 K36
CUSTOM CODE
FUNCTION
(HEX)
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
SKIP 79
79
79
79
79
79
I 79
79
79
79
79
SEARCH 79
E
DATA CODE
(HEX)
08
10
18
15
01
0D
11
19
16
56
02
0A
12
1A
06
1D
5D
0B
13
1B
04
0C
14
1C
57
58
07
0F
17
1E
55
05