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ADJUSTMENT
CD section
RXD-F3/F4/F41/F.
|
INPUT
SETTING
OUTPUT
SETTING
PLAYER
SETTING
Press CD key and
turn the power on to
ALIGNMENT
POINT
ALIGN FOR
On the power
Set the senor section
from.0.05 to
:
enter the test
0.15mw. when the
1 | LASER POWER
:
ofthe optical power)
mode.Press
:
diffraction grating is | (a)
lens PICSHP
the"REPEAT"key to
correctly aligned
:
check that the dis-
with the RF level of
play is "03".
0.8Vp-p or more
Connect an oscillo-
.
TRACKING ERROR|
Test disc | scope as follows.
|4024 disc and setto)
Te pai. | Symmetry between
2
BALANCE
Type4 | CHI: RF (N24) | test mode.Gonfin: | ANGE: ving | UPPSt and lower or
CH2 : TE (CN2-6)
the display is"03".
=0+40.05V
re i
Connect an oscillo-
3 | FOCUS ERROR | Test disc | scope as follows.
Bioline Key. FE BALANCE
BALANCE
Type 4 | CH1: RF(CN2-1)
VR4
@
CH2 : TE(CN2-6)
Test disc
Type 4
Connect a LPF to
Apply signal/CN2 pin 5-6 to which}Press the PLAY key.|
TRACKING | Two VTVMs should
4 | TRACKING GAIN | of 1.0kHz, | connect an oscillo- | Confirm that the dis-
GAIN
read the same
(e)
50mVrms to}
scope or AC volt-
plays"05"
VR1
value.
CN2 pin
meters.
5-6.
@
Note:
:
Type 4disc :SONY YEDS-18 Test Disc or equivalent.
LPF : Around 47kQ + 390pF or so.
Step 1 ~ 5 are in Test Mode.
(a) Laser Power
(e) Tracking Gain Adj.
@
0.05~0.15mW
cn2 |Q|
®
GND
©)
1.0 kHz
6
LPF
4
VIVM
50mV
~)
©
——
;
LPF. ice VTVM
Optical power meter
CD test mode input method
: While depressing the CD key,
plug the power cord into an AC power outlet.
OPERATION
Clamp DISC 1
1. FOCUS SERVO
3. FEED SERVO
REPEAT
| 1.FOCUS SERVO
2. TRACKING SERVO
3. FEED SERVO
DISC1
PLAY T NO.16
STOP
STOP
DISC2
SELECTED DISC1, SHIPMENT POSITION.
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