Yamaha RX-V1065 Service Manual page 53

K0/K1
K0/K1: KEY0/KEY1 (Panel key of this unit)
When the A/D conversion value of the panel key
becomes out of the specified range (standard
value ±4), normal operation will not be available.
In this case, check the constant of voltage
dividing resistor, solder condition, etc. Refer to
the table below.
(Reference voltage: 3.3 V=255)
RX-V1065/HTR-6280
Displayed / 表示
0 – 11
12 – 32
33 – 54
55 – 75
76 – 95
96 – 118
119 – 142
143 – 162
181 – 197
198 – 229
255
AX-V1065
Displayed / 表示
0 – 11
12 – 32
33 – 54
55 – 75
76 – 95
96 – 118
119 – 142
143 – 162
181 – 197
198 – 229
255
K0/K1
K0/K1： KEY0/KEY1（本機パネルキー）
K O : 2 5 5 K 1 : 2 5 5
K0
SCENE RADIO
SCENE CD
SCENE TV
SCENE BD/DVD
ZONE2 ON/OFF
ZONE2 CONTROL
—
—
MAIN ZONE ON/OFF
TONE CONTROL
KEY OFF
K0
SCENE RADIO
SCENE CD
SCENE TV
SCENE BD/DVD
SLEEP
MUTE
—
—
STANDBY/ON
TONE CONTROL
KEY OFF
RX-V1065/HTR-6280/AX-V1065
パネルキーの A/D 値が規定範囲（ 基準値± 4） か
ら外れると、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：3.3 V ＝ 255）
Displayed / 表示
0 – 11 PURE DIRECT
12 – 32 STRAIGHT / EFFECT
33 – 54
55 – 77
78 – 98 PRESET
99 – 120 PRESET
121 – 143 CATEGORY
144 – 165 CATEGORY
166 – 185 TUNING CH
186 – 205 TUNING CH
206 – 225
226 – 245
255
Displayed / 表示
0 – 11 PURE DIRECT
12 – 32 STRAIGHT / EFFECT
33 – 54
55 – 77
78 – 98 PRESET
99 – 120 PRESET
121 – 143
144 – 165
166 – 185
186 – 205
206 – 225
226 – 245
255
K1
INFO
MEMORY
◀
▶
◀ FM
▶ AM
◀
▶
—
—
KEY OFF
K1
INFO
MEMORY
◀
▶
FM
AM
TUNING ◀
TUNING ▶
—
—
KEY OFF
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