Yamaha DSP-AX757SE Service Manual

43
RX-V757/DSP-AX757/DSP-AX757SE
RX-V657/HTR-5860
RX-V757/DSP-AX757/DSP-AX757SE
RX-V657/HTR-5860
K0/K1
This is the A/D value of the panel key input ports KEY0 and
KEY1 (microprocessor). The table below shows the A/D value
obtained when each key is pressed. When the value is not
within the standard value range, no correct operation is pro-
vided. Referring to the table below, check the value of each
voltage dividing resistor of each key, solder condition, etc.
K0/K1
本体パネルキー入力ポートKEY0、KEY1（マイコン）のA/D値
です。それぞれのキーが押された場合のA/D値は下表の通り
です。
基準値から外れると、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。
K0:100 K1:099
[Table 1]
RX-V757 (U, C, A, G models) / RX-V657 (U, C, A, B, G, E models)
[Table 1]
RX-V757 (R, T, K models) / DSP-AX757 (J model) / RX-V657 (R, T, K, L models)
Display (%) K0 K1
0-6 MAIN POWER Z2 POWER
7-13 ––
14-21 ––
22-31 ––
32-41 INPUT MODE MULTI CH INPUT
42-53 STRAIGHT FM/AM
54-63 TONE CONTROL A/B/C/D/E
64-72 PRESET/TUNING PRESET/TUNING q
73-80 SPEAKERS B PRESET/TUNING w
81-88 SPEAKERS A MEMORY
89-95 PURE DIRECT TUNING MODE
96-100 KEY OFF KEY OFF
Display (%) K0 K1
0-6 ––
7-13 ––
14-21 ––
22-31 ––
32-41 INPUT MODE MULTI CH INPUT
42-53 STRAIGHT FM/AM
54-63 TONE CONTROL A/B/C/D/E
64-72 PRESET/TUNING PRESET/TUNING q
73-80 SPEAKERS B PRESET/TUNING w
81-88 SPEAKERS A MEMORY
89-95 PURE DIRECT TUNING MODE
96-100 KEY OFF KEY OFF
[Table 1]
HTR-5860 (U, C, A models)
Display (%) K0 K1
0-6 ––
7-13 ––
14-21 ––
22-31 ––
32-41 INPUT MODE MULTI CH INPUT
42-53 STRAIGHT FM/AM
54-63 TONE CONTROL A/B/C/D/E
64-72 PRESET/TUNING PRESET/TUNING q
73-80 SPEAKERS B PRESET/TUNING w
81-88 SPEAKERS A MEMORY
89-95 PURE DIRECT TUNING MODE
96-100 KEY OFF KEY OFF
[Table 1]
DSP-AX757SE (B model)
Display (%) K0 K1
0-6 ––
7-13 ––
14-21 ––
22-31 ––
32-41 INPUT MODE MULTI CH INPUT
42-53 STRAIGHT –
54-63 TONE CONTROL NEXT
64-72 – LEVEL -
73-80 SPEAKERS B LEVEL +
81-88 SPEAKERS A –
89-95 PURE DIRECT –
96-100 KEY OFF KEY OFF

Yamaha DSP-AX757SE Specifications

General

Brand	Yamaha
Model	DSP-AX757SE
Category	Receiver
Language	English