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9-5. K1/K2
Panel key is detected.
When the A/D conversion value of the panel key becomes out of the specified range, normal operation will not
be available.
In that case, check the constant of voltage dividing resistor, solder condition, etc. Refer to table.
(Reference voltage: 3.3 V=255)
* When "9-5. K1/K2" menu is selected, keys become inoperable due to detection of the values of all keys.
However, it is possible to advance to the next menu by turning the "VOLUME" knob.
Display
12 – 37
38 – 64
65 – 88
79 – 113
114 – 139
140 – 164
165 – 186
187 – 226
10. VIDEO CHECK
This menu is used to check operation of the video control section.
10-1. I2C check
The I2C (Inter integrated circuit) bus line connection is checked.
K 1 : 2 5 5 K 2 : 2 5 5
K1
0 – 11
STRAIGHT
MUTE
FM MODE
TUNING
>>
TUNING
<<
PRESET
>
PRESET
<
MEMORY
INFO
255
Key off
I 2 C : 0 0 0 0 0 0 0 0
HTR-2064/NS-B20/NS-C20/NS-SWP20
Display
K2
RADIO
0 – 11
(SCENE4)
CD
12 – 32
(SCENE3)
TV
33 – 54
(SCENE2)
BD/DVD
55 – 75
(SCENE1)
PROGRAM
76 – 96
>
PROGRAM
97 – 119
<
INPUT
120 – 142
>
INPUT
143 – 163
<
164 – 181
–
182 – 197
(Power)
TONE
198 – 209
CONTROL
255
Key off
0 : No error detected
1 : An error is detected
0 bit : –
1 bit : –
2 bit : –
3 bit : HDMI TRANSMITTER (IC202 on DIGITAL P.C.B.)
4 bit : HDMI RECEIVER (IC201 on DIGITAL P.C.B.)
5 bit : –
6 bit : –
7 bit : –
39
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