Denon DCD-3560 - Tracking Gain and Offset Verification

9. Tracking gain
Connection
Oscilloscope
Counter
2U-2007 P.W.B. 0
(TO) o...:.I-------~I~O + rO +
I
r+o- <;>-
L- __
(Til ",
Oscilator
(TEI)~o--.-. __ ------t----_---<l~-! +_ 01
IOND1J i \::::.J
• Caution: Connect oscillator after III PAUSE Ipushed and servo function started.
Step
1. Push III PAUSE I. (Displays track __
number U::: )
2. Connect oscillator.
3.
Set oscillator to 1.8 kHz/3 Vp-p.
4. Switch oscilloscope
input to X-Y mode.
5. Adjust
VR104 [T-GAIN] to
symmetrize Liseajous figures to X-Y
axes.
Oscillator
Counter
Oscilloscope
Adjust
Check
V
I
H
(Volume)
(Oscilloscope)
• 1.8 HkHz
1.8
kHz
Yaxis
• 3 Vp-p
•
DC range
VR101
$x.~,
(±O.1V)
•
X-Y mode
Phase 90
0
10. Tracking offset adjustment check
(1) Adjust tracking offset again.
(2)
Push I-STOP land stop disc.
(3)
Push I~PLAY Iand check disc turns.
Note:
If disc does not turn, pushrl ~""'P::-:L""'AC:-y""l again and check track number c:eis diasplayed ..
(4) Check oscilloscope waveform upper and lower amplitude are same to base line.
(5)
Push I-STOP Iand stop disc.
(6)
Push I ~OPEN/CLOSE , and remove the reference disc.
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