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Kenwood KT-1100D Service Manual page 11

Quartz synthesizer am-fm stereo tuner

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KT-1100D
i
:
INPUT
OUTPUT
TUNER
ALIGNMENT
\
No.
ITEM
SETTINGS
SETTINGS
|
SETTINGS
|
POINTS
ALIGN FOR
FIG.
(c)
7
|
98. OMHZ
|
| DISTORTION
(6)
Selector:
L
+
98. OMHz
VR2
15 | STEREO NARRO¥
1kHz,#40.0kHz dev
(B)
IF BAND:
(X86 -)
Minimum distortion.
(E,T type)
Pilot: +6.00kHz dev
NARROW
L
80dBy (ANT input)
|
|
|
¢«C)
|
98. OMHz
|
DISTORTION (6) |
Selector: SUB
|
|
98.0MHz
= {
VR2
|
|
15
| STEREO
NARROW
1kH2z,+68.25kHz
dev
(B)
IF BAND:
|
(X86-)
|
Minimum
distortion.
|
(U,UE,M type) | Pilot: +6.75kHz dev
NARROW
|
|
| 80dBu CANT input)
i
:
Repeat
alignments
11~15
several
times.
(C)
|
98, OMHZ
SEPARATION
Selector: R
i
VR2
16
(1)
ikHz,268,25kHz dev
(B)
; 98, OMHz
|
(X05-)
Minimum crosstalk.
R>L
Pilot:
+6.75kHz
dev
|
|
80dBu (ANT input)
|
|
|
i
j
|
ia
98. OMHZ
es
SEPARATION
Selector:
L
VR8
|
17
(2)
1kHz,+68.25kHz dev
|
(B)
|
98.0MHz
=|
(X05-)
Minimum crosstalk.
i
LR
Pilot:
+6.75kHz dev
80dB ue CANT input)
|
(C)
=
98. OMHZ
SEPARATION
Selector: L
| 98. OMKz
VRI
|
18
(3)
|
1kH2z,#68,25kH2
dev
(B)
|
IF BAND:
(X05 -)
|
Minimum crosstalk,
|
NARROW
Pilot: 26.75kHz dev |
| NARROW}
|
LoR
adh
ANT input)
\
i
98. OMHz
|
Operate so that the
19
T-S
Selector: MONO
-
98. OMHz
VR2
red colors at the
|
METER
1
10Hz,t100kHz
dev
|
(X18 -)
extremeties
of the
ih
' 80dBu CANT input)
|
|
|
*
center light uniformly.
1
|
20
DEVIATION
:
~
{
=
| REC CAL:ON
}
VR4
;
Position
where the
|
ult
|
(X13-)
4th dot lights.
(6)
|
98. OH
|
21
SIGNAL METER
Selector:
MONO
=
98. OMHz
VR3
|
Lighting
of the 7th dot.
(g)
i
1kHz,275kHz dev
(X13-)
|
|
40dB
u (ANT input)
*KIf
red color does
not
light,
increase
the modulation
or decrease
the modulated
frequency
of the signal
generator.
AM
SECTION
Keep the AM loop antenna
installed.
SELECTOR: AM = IF BAND: NARROW
TUNING MODE:AUTO
REC CAL: OFF
Connect a DC
|
BAND EDGE
{
voltmeter
between
531kHz
1,520.14
(1)
TP6 and TP?.
Connect
a DC
[2],
BAND EDGE
voltmeter
between
1602kHz
8.020.179
(2)
TP6 and TP?.
!
Repeat
alignments
[1] and [2] several
times.
i
@)
Maximum amplitude and
£3] | RF ALIGNMENT
630kHz
(B)
630kHz
L21
symmetry of the
(1)
400Hz,.30%
mod
i
i
(05-)
oscilloscope
display.
:
(D)
i
Maximum amplitude and
;
[4]!
RF ALIGNMENT
1440kHz
(B)
1440kHz
TC3
symmetry
of the
i
(2)
400Hz,30%
mod
(X05-)
oscilloscope display.
Repeat alignments
[3] and [4' several
times.
:
Connect
the genescope
|
Apply IFC450kHz)
to pin 13 of 1C4 or
|
i
£22
Maximum amplitude and
[5]
IFT
from the genescope
to the junction of
-
| (X05-)
symmetry
of the
(a)
to pin 6 of IC4.
R98 and C61.
i
oscilloscope display.
11

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