Yamaha DV-C6860 Service Manual page 28

DV-C6860
1
A
TO 1112 of FRONT (1) Board
Page 26
B
12
C
1310
10FMN-SMT-A-TF
D
1
* OPTIONAL
28
2 3
Front Right Key Control
3
SegKS1
F
SegKS2
SegKS3
10
11 SegKS1
I309
9
I308 SegKS2
8 SegKS3
I307
7
I306 Key1
6 Key2
I305
5
I304
+5VL
4
I303
+5Vstby
3
I302 IR
2
I301 Key1
1
GND
Key2
I300
4300
* 2307
47p
GND
2 3
FRONT (3/5)
4 5 6
* 2300 1n0
3302
+5Vstby
47R
7300
3
VS
5V
1
OUT
Yamaha 38kHz (NEC CODE)
2
GND
TSOP4138YA1
4 5 6
7 8
2301 1n0
* *
2302 1n0
3300 10K
* 2303 1n0
3301 10K
* 2304 1n0
GND
7 8
* Components having special characteristics are marked Z and must be replaced with
parts having specifications equal to those originally installed.
* Schematic diagram is subject to change without notice.
1310 C1
1311 B7
1312 B8
1313 B6
1314 B5
1315 B6
1316 B7
2300 B6
2301 B7
2302 B8
A
2303 C8
2304 C8
2305 D3
2306 D3
2307 D3
3300 C8
3301 C8
3302 D4
4300 D3
7300 D4
I300 D3
B
I301 C2
I302 C2
I303 C2
I304 C2
I305 C2
I306 C2
I307 B2
I308 B2
I309 B2
C
D