P
Q
S
U
W
Y
R
T
V
X
2
1
3
5
7
4
6
KRC-225/235/265/265S
12
11
10
9
8
7
6
5
4
3
2
1
PANEL SW
L DATA S
L CLK
L CE
L DATA L
N.C.
u-GND
PAN 5V
RST
ILL-GND
ILL+B
ESD-GND
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
24
23
22
21
20
19
18
17
31
30
29
28
27
26
25
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
50
51
52
53
54
56
57
58
59
60
61
62
63
64
KS5
KS4
KS3
KS2
KS1
COM3
COM2
COM1
S40
S39
S38
S37
S36
S35
S34
S33
S32
S31
S30
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
KEY
S4
S5
S6
S7
S8
S9
S10
S1
1
S12
S13
S14
S15
S16
KI1
KI2
KI3
KI4
KI5
VDD
VDD2
VDD1
VSS
OSC
DATA L
CE
CLK
DATA S
KI1
KI2
KI4
KI3
C4 0.047
C5 1000P
C1 0.047
R19 56K
C2 0.01
R8 4.7
R18 1K
63
64
62
61
62
61
63
R11 100
R13 100
R14 100
R12 100
64
25
12
13
14
15
16
26
27
28
29
30
31
32
18
19
20
21
22
23
24
17
CO3
CO2
CO1
37
36
35
34
33
∗
PL1
∗
PL2
13
13
R21
R6
470
470
R5
330
R4
R3
330
R1
470
R2
330
KS1
KS2
KS3
KS4
KS5
KI4
KI3
KI2
KI1
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
S16
S15
S14
S13
S12
S37
S36
S35
S34
S33
S32
S31
S30
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
COM1
COM2
COM3
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
12
13
14
15
16
R20
S2
S3
32
KS1
KS2
KS3
KS4
KS5
49
Q1
KS6
55
TEST
J1
Q1
2
1
CLK
ATT
AM
6
5
VOL+
FM
AUDIO
D17
: MA3062-M
D1-13,15
Q1
: DTA114EK or
UN2111 or
KRA102S
IC1
: LC75853NE
J3
X14-
1/2
AUTO
VOL-
T.UP
4
3
T.DOWN
SRC
∗
ED1 (COMMON)
RST
∗
D1
∗
D4
∗
D6
∗
D5
∗
D8
∗
D7
∗
D9
∗
D11
∗
D12
∗
D13
∗
D14
∗
D15
∗
D10
∗
D2
∗
D3
D17
:
∗
:
∗
D14
:
∗
ED1
KEY-MATRIX
PERMISSION
SW
LCD DRIVER
WITH
KEY-MATRIX
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
S16
S15
S14
S13
S12
S37
S36
S35
S34
S33
S32
S31
S30
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
COM1
COM2
COM3
CO3
CO2
CO1
∗
ED1 (SEGMENT)
IC1
SWITCH UNIT (X16-1490-XX)
KRC-225/235/265/265S (2/2)
A
10K
10K
0-10
MODEL NAME
KRC-235
UNIT NO.
0-10
B38-1068-05
KRC-265
KRC-225
ED1
B38-1022-05
B38-1068-05
0-11
KRC-265S
B38-1094-05
0-21
(X16-1490-XX)
B30-1565-05
D1-13,15
B30-1566-05
B30-1565-05
B30-2025-05
D14
PL1,2
B30-1511-05
B30-2025-05
B30-1485-05
B30-1483-05
B30-1485-05
B30-1565-05
B30-2025-05
B30-1513-05
0V
5V
5.0V
0V
0V
0V
3.3V
1.7V
5V
3.3V
0V
5V
0V
5V
1.7V
3.3V
5V
0V
0V
5V
0V
5V
5V
10.2V
5.0V
0V
+B
+B
+5V
+5V
+5V
+B
B LINE
GND LINE
2SB1565
DTA114EK
DTA114YK
DTA124EK
DTA144EK
DTC114YK
DTC124EK
DTC143TK
DTC144EK
KRC103S
2SC2412K
2SB1548
2SB1277
2SB1443
2SA1037K
KRA102S
KRC104S
LA3161
CAUTION:
For continued safety, replace safety critical components
only with manufacturer's recommended parts (refer to parts list).
indicates safety critical components. For continued protection
against risk of fire, replace only with same type and 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.
