CD-203/DPF-R3010(K) COVER( 98.4.24 11:30 PM y[W 10
CD-203/204/DPF-R3010/R3010E/R4010/R4010E
ADJUSTMENT
INPUTOUTPUTPLAYERALIGNMENTALIGN
No.ITEMFIG.
SETTINGSSETTINGSSETTINGSPOINTSFOR
Open the tray (Normal mode), then turn the power off.
While pressing theOn the power from
TIME DISP. key, turn0.08 to 0.15 mW,
Apply the sensor sectionthe AC ON. (Testwhen the diffraction
1LASER POWER-of optical power metermode) Press the-grating is correctly(a)
on the pickup lens.PLAY/PAUSE key,aligned with the RF
then confirm that thelevel of 1.0 Vp-p or
display is "03".more.
1.Press the STOP key.
2.Press the OPEN key.
3.Load a disc, then press the CLOSE key.
4.Press the PLAY key.
5.Press the OPEN key to open the tray.
6.Turn the power off. (Player stops as the tray is opened while the disc clamped.)
7.While pressing the TIME DISP. key, turn the power ON to enter the Test mode.
Connect an oscilloscopePress the
Symmetry between
TRACKING ERRORTest discas follows.PLAY/PAUSE key, TE BALANCE
2upper and lower pat-
BALANCEType 4CH1 : RF (CN2 pin 1)then confirm that the VR2
terns
CH2 : TE1 (CN2 pin 6)display is "03".
Connect an oscilloscopePress the
FOCUS ERRORTest discas follows.PLAY/PAUSE key, FE BALANCE
3Optimum eye pattern
BALANCEType 4CH1 : RF (CN2 pin 1)then confirm that theVR1
CH2 : TE1 (CN2 pin 6)display is "05".
Test disc
Type 4Connect a LPF to CN2Press the
TRACKING
Apply signal ofpin 5-6 to which youPLAY/PAUSE key,Two VTVMs should
4TRACKING GAINGAIN(e)
1.2 kHz,connect an oscilloscopethen confirm that theread the same value.
VR3
50mVrms toor AC voltmeters.display is "05".
CN2 pin 5-6.
Note:
Type 4 disc : SONY YEDS-18 Test Disc or equivalent.
LPF: Around 47 k1+ 390 pF or so.
Step 1~4 are in Test Mode.
(a)Laser power(e)Tracking gain
CN2
0.08~0.15 mW
1
2
VC
3
_4
+
5L.P.F.VTVM
1.2 kHz
50 mVrms6
++
7L.P.F.VTVM
Pickup
Optical power meter
5 |
ACEC
