Pioneer PD-M426 Service Manual page 26
Multi compact disc player
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Also See for PD-M426:
- Operating instructions manual (29 pages) ,
- Brochure (1 page) ,
- Operating instructions manual (16 pages)
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PD-M426
26
7. RF Level Adjustment I
@ Test mode
SPDL servo
— CLOSE
FOCUS servo + CLOSE
TRKG servo
— CLOSE
'TEST. DISC'
mnermes!
?
e
circumference
m1 (1 TRK)
VR153
MOTHER BOARD ASSY
Make adjustment if
the value exceeds
the specified range.
=
Oscilloscope
AC Mode
V: 50mV/div
Player
H: 10mSec/div
Prove (10:1)
@ Test mode
SPDL servo
-» CLOSE
FOCUS servo + CLOSE
TRKG servo
-» CLOSE
#
&
Lissajous Waveform
VR152
MOTHER BOARD ASSY
Oscilloscope
X-Y Mode
X: 20mV/div
Y: 5mV/div
Low-frequency
oscillator
1.2kHz
1Vp-p
MOTHER BOARD ASSY
=
Low pass filter @)
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