Protection History - Yamaha RX-V365 Service Manual

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 that case, check the constant of partial pressure resistor, solder condition, etc. with referring to the table
below.
(Reference voltage: 3.3 V=255)

10. PROTECTION HISTORY

The history of protection function is displayed.
Display KEY0
23 ± 4 SCENE 1
42 ± 4 SCENE 2
66 ± 4 PROGRAM <
92 ± 4 PROGRAM >
120 ± 4 STRAIGHT
147 ± 4 TONE CONTROL
165 ± 4 PRESET/TUNING
182 ± 4 BAND
198 ± 4 A/B/C/D/E
217 ± 4 SPEAKERS
255 (KEY OFF)
Example
Example
Example
Example
KEY1
SCENE 3
SCENE 4
NIGHT
–
INPUT <
INPUT >
PRESET/TUNING <
PRESET/TUNING >
MEMORY
TUNING
(KEY OFF)
History 1
History 2
History 3
History 4
RX-V365/HTR-6230
35