Pioneer PD-M427 Manuel d'entretien - Page 25
Parcourez en ligne ou téléchargez le pdf Manuel d'entretien pour {nom_de_la_catégorie} Pioneer PD-M427. Pioneer PD-M427 32 pages. Multi compact disc player
Également pour Pioneer PD-M427 : Manuel d'utilisation (40 pages), Manuel d'utilisation (28 pages), Manuel d'entretien (32 pages), Manuel d'entretien (32 pages), Manuel d'utilisation (40 pages)
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1
3. Tracking Error Balance Adjustment
Test mode
=
SPDL servo
CLOSE
=
FOCUS servo
CLOSE
=
TRKG servo
OPEN
Innermost
TEST DISC
circumference
(1 TRK)
PLAY
START
TP1
(CN201)
2
TE
4
VC
MOTHER BOARD ASSY
4. Pickup 1Radial 2Tangential Direction Tilt Adjustment
Test mode
=
CLOSE
SPDL servo
=
FOCUS servo
CLOSE
=
CLOSE
TRKG servo
TEST DISC
PLAY
Position where the screw is
visible
through
adjustment hole of the float
base after moving toward the
outer peripheral.
START
TP1
(CN201)
1
RF
4
VC
MOTHER BOARD ASSY
1
2
VR155
MOTHER BOARD ASSY
Player
Low pass filter 1
39kΩ
0.001µF
2
1
2
TEST DISC
Remove lock tight.
the
Player
Probe (10:1)
GND
PD-M427
2
3
A=B
A
B
Probe (10:1)
1
Eye pattern
3
4
VC
Oscilloscope
DC Mode
V: 10mV/div
H: 5mSec/div
NG
OK (Smooth)
Oscilloscope
AC Mode
V: 20mV/div
H: 200nSec/div
25
4
A
B
C
D
E
F