Pioneer PD-F25 - Focus Offset Check and Adjustment

™@ Check and Adjustment (#3. i8®)
1. Focus Offset Check
(Dt -DAATM Ly HEB)
@ Test mode
@ None disc
PD-F25
Oscilloscope
DC Mode
V: 5mV/div
H: 10mSec/div
Probe(10:1)
CD ASSY
2. Tracking Error Balance Check
(hOy#LILI-NF
YARD)
@ Test mode
FOCUS servo — CLOSE
SPDL servo -—® CLOSE
TRKG servo — OPEN
EST OIS
e R=35mm
PLAY
ee
Player
Low
pass
filter
CD
ASSY
0.001pF
If not — repair
Oscilloscope
DC Mode
V: 50mV/div
H: 5mSec/div
Probe(10:1)
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