JVC XV-NP1SL Service Manual page 18

4.6 Display of current value of laser
(1) Set the main body at test mode.
(2) Press "CHOICE" key of the remote controller three times. Then, FL display is displayed "CHECK".
(3) The laser current value can be switched between the value of CD and that of DVD by pressing the following key of the remote
controller.
The number shown in the FL display shows mA of current value of laser.
In the case of the above-mentioned example, the laser current value of 30mA is expressed.
CD:
The laser current value of 49 mA or less is normal.The laser current value of over 50 mA is not normal. Laser diode of the
pickup has been deteriorated.
DVD:
The laser current value of 64 mA or less is normal.The laser current value of over 65 mA is not normal. Laser diode of the
pickup has been deteriorated.
To return to test mode, press "STOP" key of the main body.
4.7 Flap adjustment of the pick-up guide shaft
Please perform flap adjustment of the pick-up guide shaft in the following case:
• Just after you exchange the pick-up.
• Just after you exchange the spindle motor.
• Just after you exchange the traverse mechanism base.
NOTE:
Please perform flap adjustment of the pick-up guide shaft when you exchange the parts above and also when you remove the
parts above.
• When the reading accuracy of the signal is bad (There is a block noise in the screen, Screen stops in the outer circumference of a
disc, etc.)
1 key (automatic adjustment)
5 key (laser of DVD)
TV DVD
STANDBY/ON
OPEN/ DVD/
CLOSE CARD TV DVD
TV1 TV2 TV3
1 2 3
TV4 TV5 TV6
6 key
4 5 6
TV7 TV8 TV9
7 8 9
(display of jitter value)
TV-/-- TV0 MUTING
10 0 +10
THUMBNAIL TITLE/ TV/VIDEO
RETURN /LIST GROUP CANCEL
CH
+
VOL VOL+
4 key (laser of CD)
ENTER
CH
PREVIOUS NEXT
CLEAR SELECT
SLOW- SLOW+
CHOICE key
SOUND
EFFECT ZOOM VFP
PROGRESSIVE
(change of mode)
SCAN
ANGLE SUB TITLE AUDIO
SLIDE AMP
VOL
REPEAT EFFECT DIMMER
1-18 (No.XA004)
FL Display (Example)
0030_0000
POWER key
Remote controller "4" key --- Laser of CD
Remote controller "5" key --- Laser of DVD
FL Display
STOP key PLAY key
(for test mode) (for test mode)