Pioneer PD-M427 Manuel d'entretien - Page 23
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)
6.2.3 Check and Adjustment
1. Focus Offset Adjustment
Test mode
None disc
START
TP1
(CN201)
6
FE
4
VC
MOTHER BOARD ASSY
2. Grating Adjustment
Test mode
=
SPDL servo
=
FOCUS servo
=
TRKG servo
Innermost
TEST DISC
circumference
(1 TRK)
PLAY
START
TP1
(CN201)
2
TE
4
VC
MOTHER BOARD ASSY
MOTHER BOARD ASSY
Player
Turn counterclockwise
from null.
CLOSE
CLOSE
OPEN
Player
Low pass filter 1
DC voltage
VR154
0±50mV
Prove (10:1)
GND
Locate null.
Counterclockwise, Maximum amplitude.
PICKUP
Prove (10:1)
39kΩ
0.001µF
PD-M427, PD-M407
Oscilloscope
DC Mode
V: 5mV/div
H: 10mSec/div
Oscilloscope
DC Mode
V: 10mV/div
H: 5mSec/div
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