Denon DCM-340 - Page 16

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(2) Necessary equipment for adjustment
1.
Dual
trace
oscilloscope
2.
Reference
disc
(CA-1094)
Input
38
ka
|
Output
3.
Oscillator
(10
Hz
~
10
kHz,
0
~
3
Vp-p)
(Main
unit)
0.001
pF
4,
Frequency
counter
(readable
more
than
5
KHz)
5.
Filter
for
measurement
ere
Rue
;
(Filter for measurement)
(Oscilloscope)
(3) Preset
Preset VR101, 102 as per right figure.
VR101 6 O'clck
(F-GAIN) 4
VR102 (tS) 6 O'clck
(GAIN) = NEY
1. Focus gain (VR101)
' 2, Tracking gain (VR102)
| 3. Tracking offset recheck
4. HF Level recheck
4. Focus gain
Connection
Oscilloscope
Main Unit
Filter Counter
TP101- (FEO)
TP101- @ (FEI)
TP101- © (VC)
Oscillator
Oscilloscope
Adjust
Check
(Volume)
(Oscilloscope)
.
Push|
I
PAUSE}
.
(Displays
track
number
G3
)
930
Hz
.
Connect
oscillator.
.
Set
oscillator
to
930
Hz/2
Vp-p.
DC
range
VRIOD
Py
i
.
Switch
oscilloscope
input
to
X-Y
mode.
@
X-Y
mode
Cog
reece:
. Adjust
VR101
[F-GAIN]
to
symmetrize
Lissajous
Phase
90°
figures
to
X-Y
axes.
Waveform
not
right
16