Yamaha RX-V1700, Service Manual

Page: 39 / 162

RX-V1700/DSP-AX1700
39
RX-V1700/
DSP-AX1700
PANEL KEY (K0/K1)
(Panel key of main unit)
A/D of the key fails to function properly when the standard
value is deviated by
±
4. In this case, check the constant of
partial pressure resistor, solder condition, etc. Refer to
table.
(Reference voltage: 5V=255)
11.AD CHECK
K0:255 K1:255
PANEL KEY (K0/K1)
（本機パネルキー）
キーのA/Dは基準値から±4を外れると、正常な動きをしま
せん。下表をご覧になり、各キーの分圧抵抗の定数、ハン
ダ不良等の確認をしてください。
（基準電圧：5V=255）
Display
0+4
26
±
4
51
±
4
77
±
4
104
±
4
129
±
4
154
±
4
179
±
4
205
±
4
230
±
4
255
KEY0
NIGHT
ZONE CONTROLS
TUNING MODE
MEMORY
FM/AM
PRESET/TUNING
PRESET/TUNING
PRESET/TUNING
—
—
KEY OFF
KEY1
STRAIGHT/EFFECT
A/B/C/D/E
—
TONE CONTROL
AUDIO SELECT
PURE DIRECT
—
—
—
—
KEY OFF
DESTINATION
Destination detection value
(Reference voltage: 5V=255)
11.AD CHECK
DEST:028
DESTINATION
仕向け検出の値
（基準電圧：5V=255）
Display
0+4
26
±
4
51
±
4
77
±
4
104
±
4
129
±
4
154
±
4
179
±
4
205
±
4
230
±
4
255
K0
NIGHT
—
TUNING MODE
MEMORY
FM/AM
PRESET/TUNING
PRESET/TUNING
PRESET/TUNING
—
—
KEY OFF
K1
STRAIGHT/EFFECT
A/B/C/D/E
—
TONE CONTROL
AUDIO SELECT
PURE DIRECT
—
—
—
—
KEY OFF
RX-V1700 (U, C, R, T, K, A, B, G, E, L models) DSP-AX1700 (J model)
Destination
J
C
U
R
T
Value
0
27
54
81
104
Destination
K
A
B, G, E
L
Value
128
152
208
228