10.
Circuit Diagrams and PWB Layouts
SSB: KEYBOARD, IR/LED & ComPair I/F
1
88
70_511_10020
3
.ep
s
100
3
0
8
KEYBOARD, IR/LED & ComP
a
ir I/F
B11
B11
2010-01-14
C
715G
3
7
8
6
Key, IR/LED & ComP
a
ir I/F
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
A
A
B
B
C
C
D
D
E
E
TX0
RX0
PWR_ON_OFF_IN
RC_IR_OUT
+
3
V
3
_
S
TBY
+
3
V
3
_
S
TBY
+5V_
S
TBY
+5V_
S
TBY
+5V_
S
TBY
+
3
V
3
_
S
TBY
+5V_ON
LIGHT_
S
EN
S
OR
1
3
LED2
S
TBY
12,1
3
LED1_ON
1
3
RC_IR_
3
V
3
12,1
3
DC_ON_OFF
12,1
3
U0RX
4,1
3
U0TX
4,1
3
MT_TXD1
12,1
3
MT_RXD1
12,1
3
KEY1
12,1
3
KEY2
1
3
RC_IR_5V
RXD1
12
TXD1
12
RC_IR_5V
ComP
a
ir I/F
IR & KEYBOARD I/F
PORT for iTV Level 1
CN5
3
06 D4 CN5401 B5
CN5402 A
8
C5
333
D2
C5401 C
3
C5402 C
3
C540
3
C4 C5404 C
3
C5405 C
3
C5406 C4
C5407 C4 C540
8
C4
C5409 C4 C5410 C4
FB5401 A4 FB5402 A5
Q5
3
0
3
D2 Q5401 A2
R5
3
2
3
D2 R5
3
26 D2
R5
3
27 D2 R5
33
0 D2
R5
33
6 D2 R5402 B2
R540
3
A7 R5404 B2
R5405 A7 R5406 A7
R5412 B4 R541
3
B4
R5414 A
3
R5416 B2
R5417 B2 R541
8
B2
R5419 A7 TH5
3
01 D
3
ZD5
3
01 D
3
ZD5
3
02 D
3
ZD5
3
0
3
D
3
ZD5
3
04 D
3
ZD5401 C2 ZD5402 C
3
ZD540
3
B7 ZD5404 B7
R540
3
22R 1/16W 5%(NC)
R540
3
22R 1/16W 5%(NC)
t
TH5
3
01
8
V 0R4
t
TH5
3
01
8
V 0R4
1
2
C5406
100N 16V(
N
C)
C5406
100N 16V(
N
C)
ZD5401
BZX
8
4-
C5V6(
N
C)
ZD5401
BZX
8
4-
C5V6(
N
C)
1
3
R5414
47 OHM 1/16W
R5414
47 OHM 1/16W
ZD
5
3
0
3
BZX
8
4-C5V6
ZD
5
3
0
3
BZX
8
4-C5V6
1
3
R5
3
26
100R 1/16W 5%
R5
3
26
100R 1/16W 5%
ZD
5
3
02
BZX
8
4-C5V6
ZD
5
3
02
BZX
8
4-C5V6
1
3
R5404
4.7 OHM +-5% 1/16W
R5404
4.7 OHM +-5% 1/16W
Z
D
5404
BZX
8
4-C5V6
Z
D
5404
BZX
8
4-C5V6
1
3
C5401
100N 16V
C5401
100N 16V
C540
8
100N 16V(
N
C)
C540
8
100N 16V(
N
C)
Z
D
540
3
BZX
8
4-C5V6
Z
D
540
3
BZX
8
4-C5V6
1
3
R5416
100R 1/16W 5%
R5416
100R 1/16W 5%
FB5401
600R/200mA(
NC)
FB5401
600R/200mA(
NC)
1
2
ZD
5
3
01
BZX
8
4-C5V6
ZD
5
3
01
BZX
8
4-C5V6
1
3
C5402
100N 16V
C5402
100N 16V
R5406
22R 1/16W 5%
R5406
22R 1/16W 5%
C5410
100N 16V
C5410
100N 16V
R5402
4.7 OHM +-5% 1/16W
R5402
4.7 OHM +-5% 1/16W
CN5402
CONN
CN5402
CONN
1
2
3
R5417
100R 1/16W 5%
R5417
100R 1/16W 5%
R5419
22R 1/16W 5%
R5419
22R 1/16W 5%
C5405
33
P 50V
C5405
33
P 50V
C5409
100N 16V(
N
C)
C5409
100N 16V(
N
C)
R5405
22R 1/16W 5%(NC)
R5405
22R 1/16W 5%(NC)
C5407
100N 16V(
N
C)
C5407
100N 16V(
N
C)
C5404
100N 16V
C5404
100N 16V
R541
3
47K(NC)
R541
3
47K(NC)
R541
8
100R 1/16W 5%
R541
8
100R 1/16W 5%
R5
3
27
100R 1/16W 5%
R5
3
27
100R 1/16W 5%
ZD
5
3
04
BZX
8
4-C5V6(NC)
ZD
5
3
04
BZX
8
4-C5V6(NC)
1
3
FB5402
600R/200mA
FB5402
600R/200mA
1
2
CN5401
CONN
CN5401
CONN
1
2
3
4
5
6
7
8
9
10
11
12
1
3
ZD5402
BZX
8
4-
C5V6(
N
C)
ZD5402
BZX
8
4-
C5V6(
N
C)
1
3
R5
3
2
3
100R 1/16W 5%
R5
3
2
3
100R 1/16W 5%
CN5
3
06
CONN
CN5
3
06
CONN
1
2
3
4
5
Q5
3
0
3
BC
8
57C
Q5
3
0
3
BC
8
57C
C540
3
100N 16V(
N
C)
C540
3
100N 16V(
N
C)
R5
33
0
10K 1/16W 5%
R5
33
0
10K 1/16W 5%
R5412
47K(NC)
R5412
47K(NC)
C5
333
100N 16V(
NC)
C5
333
100N 16V(
NC)
Q5401
2N7002
Q5401
2N7002
R5
33
6
10K 1/16W 5%
R5
33
6
10K 1/16W 5%