Yamaha DSP-AX757 Servis Kılavuzu - Sayfa 35

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Yamaha DSP-AX757 Servis Kılavuzu
RX-V757 (U, C, A, G models), RX-V657 (U, C, A, B, G, E models)
Key Input(A-D) Pull-Up Resistance 10 k-Ohms
Ohm
+ 0.0 k
+ 1.0 k
+ 1.0 k
+ 1.5 k
V
~ 0.3
~ 0.7
~ 1.0
1.5
ADKEY0
MAIN POWER
–
–
–
INPUT MODE STRAIGHT TONE CONTROL PRESET/TUNING
94pin/AN2
ADKEY1
MULTI CH
Z2 POWER
–
–
–
95pin/AN1
RX-V757 (R, T, K models), DSP-AX757 (J model), RX-V657 (R, T, K, L models)
Key Input(A-D) Pull-Up Resistance 10 k-Ohms
Ohm
+ 0.0 k
+ 1.0 k
+ 1.0 k
+ 1.5 k
V
~ 0.3
~ 0.7
~ 1.0
1.5
ADKEY0
–
–
–
–
INPUT MODE STRAIGHT TONE CONTROL PRESET/TUNING
94pin/AN2
ADKEY1
MULTI CH
–
–
–
–
95pin/AN1
DSP-AX757SE (B model)
Key Input(A-D) Pull-Up Resistance 10 k-Ohms
Ohm
+ 0.0 k
+ 1.0 k
+ 1.0 k
+ 1.5 k
V
~ 0.3
~ 0.7
~ 1.0
1.5
ADKEY0
INPUT MODE STRAIGHT TONE CONTROL
–
–
–
–
94pin/AN2
ADKEY1
MULTI CH
–
–
–
–
95pin/AN1
HTR-5860 (U, C, A models)
Key Input(A-D) Pull-Up Resistance 10 k-Ohms
Ohm
+ 0.0 k
+ 1.0 k
+ 1.0 k
+ 1.5 k
V
~ 0.3
~ 0.7
~ 1.0
1.5
ADKEY0
–
–
–
–
INPUT MODE STRAIGHT TONE CONTROL PRESET/TUNING
94pin/AN2
ADKEY1
MULTI CH
–
–
–
–
95pin/AN1
MODEL Distinction Port /
モデル判別ポート
Pin
Function
Name
RX-V757/DSP-AX757/DSP-AX757SE
100
P97
MOD0
–
56
P36
MOD1
–
55
P37
MOD2
0
50
P44
MOD3
0
Distinction for AD Port /
仕向け先判別ポート
Pull-Up Resistance 10 k-Ohms
Ohm
0.0 k
1.2 k
2.7 k
4.7 k
6.8 k
V
0-0.2
0.3-0.8
0.9-1.3
1.4-1.8
1.8-2.2
A-D (5V=256)
0-13
14-40
41-68
69-92
93-115
DEST 97pin
J
U
C
R
T
+ 2.2 k
+ 3.3 k
+ 4.7 k
+ 4.7 k
+ 6.8 k
+ 10.0 k
~ 2.0
~ 2.6
~ 3.1
~ 3.4
~ 3.7
SPEAKER SPEAKER
B
PRESET/TUNING PRESET/TUNING
FM/AM
A/B/C/D/E
MEMORY TUNING MODE
INPUT
<
>
+ 2.2 k
+ 3.3 k
+ 4.7 k
+ 4.7 k
+ 6.8 k
+ 10.0 k
~ 2.0
~ 2.6
~ 3.1
~ 3.4
~ 3.7
SPEAKER SPEAKER
B
PRESET/TUNING PRESET/TUNING
FM/AM
A/B/C/D/E
MEMORY TUNING MODE
INPUT
<
>
+ 2.2 k
+ 3.3 k
+ 4.7 k
+ 4.7 k
+ 6.8 k
+ 10.0 k
~ 2.0
~ 2.6
~ 3.1
~ 3.4
~ 3.7
SPEAKER SPEAKER
–
B
LEVEL
LEVEL
–
NEXT
INPUT
-
+
+ 2.2 k
+ 3.3 k
+ 4.7 k
+ 4.7 k
+ 6.8 k
+ 10.0 k
~ 2.0
~ 2.6
~ 3.1
~ 3.4
~ 3.7
SPEAKER SPEAKER
B
PRESET/TUNING PRESET/TUNING
FM/AM
A/B/C/D/E
MEMORY TUNING MODE
INPUT
<
>
RX-V657
HTR-5860
0
1
–
–
0
0
1
1
∞
10.0 k
15.0 k
27.0 k
47.0 k
100.0 k
2.3-2.7
2.8-3.3
3.4-3.8
3.9-4.3
4.4-4.7
4.8-5.0
116-140 141-170 171-198 199-221 222-244 245-255
K
A
B
GE
L
–
+ 22.0 k
~ 4.0
~ 4.4
PURE
DIRECT
A
+ 22.0 k
~ 4.0
~ 4.4
PURE
DIRECT
A
+ 22.0 k
~ 4.0
~ 4.4
PURE
DIRECT
A
–
–
+ 22.0 k
No.
~ 4.0
~ 4.4
1
PURE
2
A
DIRECT
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
RX-V757/DSP-AX757/DSP-AX757SE
IC903 : BU2092F-E2 (FUNCTION P.C.B.)

Serial In/Parallel Out Driver

VSS
1
DATA
2
CONTROL
CLOCK
3
CIRCUIT
LCK
4
Q0
5
Q1
6
Q2
7
Q3
8
Q4
9
Port
Name
I/O
Function
Vss
VSS
GND
DATA
DATA
I
Serial data input
CLOCK
CLOCK
I
Data shift clock input
LCK
LCK
O
Data latch clock
Q0
VIA
O
VIDEO Selector A
Q1
VIB
O
VIDEO Selector B
Q2
VIC
O
VIDEO Selector C
Q3
YCSEP
O
Y/C Separation
Q4
N.C.
O
Q5
N.C.
O
Q6
/VR1
O
VIDEO Rec Out Selector 1
Q7
/VR2
O
VIDEO Rec Out Selector 2
Q8
CMP0
O
Compornent Selector 0
Q9
CMP1
O
Compornent Selector 1
Q10
N.C.
O
Q11
I/E
O
Internal/External Synchronization
/OE
/OE
I
Output Enable
VDD
VDD
Power supply
RX-V657/HTR-5860
VDD
18
OE
17
Q11
16
Q10
15
Q9
14
Q8
13
Q7
12
Q6
11
Q5
10
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