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KR-V86R
16
CIRCUIT DESCRIPTION
Test mode
(1) Setup and release of test mode
Setup
:Apply
test
mode
diode
and
reset
the
micro-
processor.
In actual
sets, short-circuit
the test
mode set pins.
Release : Without
the test mode
diode, reset the micro-
processor.
In actual sets, open the test mode set
(2) Contents of test mode
® Volume Up/Down operation
The
operation
attenuation
level
can
be set at 3
points; OdB, —28dB, and —eodB.
Balance operation
Operation
mode can be set at 3 points; L, center,
and R.
:
E type
AM_
531kHz
AM_
630kHz
AM
990kHz
AM 1440kHz
AM 1602kHz
an
@ EQ (Equalizer) Up/Down operation
.
The operation level can be set at 3 points; + 12dB,
OdB, and —12dB for each frequency band.
@ Setting of the tuner adjustment frequency.
Preset chant | ———— Contes ——_]
Preset channel
Preset channel
|
1__—=s[ FM_87.5MHz |FM_87.5MHz|
11s | AM_530kHz |
FM_94.0MHz
|FM_94.0MHz|
15
| AM
1610kHz |
ee
ee
17
-
p 8
[FM 1020MHz[FM1020MHz|
18
|
Pg
EFM 106.0MHz [FM106.0MHz|
19
|
Initialization
(1) Amplifier section
EQ status : +0dB, FLAT
@ AUDIO SELECTOR:
TUNER
®@ Contents of EQ program memory : +0dB, FLAT for
@ TAPE 2: OFF
all channels
@
VIDEO SELECTOR
: VIDEO 1
@ When SET mode is activated, ''A'' is recalled.
@ Volume : —56dB
@
INC/DEC : None
@
Balance : center position
@
£0: OFF
@ AUDIO INJECTION : OFF
@ €OQ REC: OFF
@
Through dubbing : OFF
(2). Graphic Equalizer (EQ) section
(3)
Tuner section
Receiving frequency : FM lower limit
@
EQ memory mode : PGM
AUTO mode
@
EO memory
channel
: Last memory
setting (not
SEEK LEVEL : High
preset channel)
CATV : OFF
Preset function : 1 to 10
MUSIC SELECT : OFF
Preset memory : All clear
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