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U
V
SWITCH UNIT (X13-989x-xx)
Q Q
3 7 6 3 1 5 1 5 0
1
ED1
2
J1
ESD-GND
15
PANEL SW
14
R1 1K
REMO
13
RST
X14-
RST
12
J3
PAN 5V
11
R5 470
1/2
L-DATAL
10
77
R3 470
L-CE
9
78
R4 470
A
L-CLK
8
79
R6 470
3
L-DATAS
80
7
LED+B
6
LAMP+B
5
SW5V
4
R2 1K
L-RES
3
76
D-GND
2
ILL-GND
T E
1
L
1 3 9 4 2 2 9 6 5 1 3
4
Q2,3
KEY ILLUMI-
NATION SW
R19
Q3
10K
Q2
R18
5
10K
∗
D16
6
w w w
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts
parts list).indicates safety critical components. For continued protection against risk of fire, replace only with same type and
7
rating fuse(s). To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out
(exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
W
X
D29
Q1
10K
10K
IC2
KEY SCAN
SW
KI2
CP1
R24
1K
KI1
1K
KI3
KI4
C5
KI5
2.2
C4 0.01
0V
R17 4.7
C3 0.047
R23 47
C2 0.047
0V
IC2
R7 56K
REMOTE
C1 1000P
SENSOR
76
77
78
79
80
D27
D28
∗
B
A
D13
D14
D15
x
a o
.
i
Y
Z
CP2
1K
65
KI1
66
KI2
67
KI3
68
KI4
69
KI5
70
VDD
5.0V
71
IC1
VDD1
3.0V
72
LCD DRIVER
VDD2
1.5V
73
VSS
74
Q
Q
TEST
3.9V
3
7
0V
75
OSC
5V
76
RES
0V
77
DATA L
78
CE
79
CL
80
DATA S
5V
0V
D10
D7
D4
D1
IC1
IC2
Q1
Q2,3
D11
D8
D5
D2
D1-16
D17
D18,19
D12
D9
D6
D3
D20-24
D25,26
D27-29
PL1,2
u 1 6 3
y
(refer to
AA
AB
2
4
8
9
9
VOL+
VOL-
40
S40
40
39
S39
39
38
S38
38
37
SRC
dB
S37
37
36
S36
36
35
S35
35
34
S34
34
33
S33
33
32
S32
32
31
ATT
S31
31
30
S30
30
29
6
3
1
5
1
5
0
8
9
S29
29
28
S28
28
27
S27
27
6
5
26
S26
26
25
S25
25
KRC-29Y/35R,379R/RY,481R (E,E,M) (2/2)
KRC-479R/RY (E) (2/2)
(X13-989x-xx)
: LC75883E
: RS-171
MODEL NAME
UNIT No.
A
B
KRC-479R
: DTA114EK
2-70
YES
NO
KRC-479RY
: 2SD2114K
KRC-379R
KRC-379RY
2-71
NO
YES
: B30-1569-05
KRC-35R
KRC-29Y
: B30-1564-05
: B30-1567-05
KRC-481R
0-21
NO
YES
: B30-1533-05
: B30-1572-05
: MA3062WA
m
GND LINE
: B30-1485-05
B LINE
c o
.
KRC-29Y/35R,379R/RY,479R/RY,481R
AC
AD
2
8
9
9
KI1
AUTO
CLK
KI2
1
2
KI3
2
4
9
8
2
9
9
4
3
KI4
FM
AM
KI5
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