DV-L80 (serv.man3). Section 1-8 - Sharp DVD Service Manual (repair manual). Page 16

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DV-L80S/W
16
<Disk is put, and the "2" key of the remote controller is pushed.>
*It is usually returned in power source off for the state.
<The "1" key of the remote controller is pushed.>
DVD laser lights, the spindle motor 
rotates and the pickup moves to the 
outer periphery.
30000100   00000000
<The "1" key of the remote controller is pushed.>
Note:Not to face the light of the laser squarely, 
         caution!
The "PLAY" key input.
The "PLAY" key input.
From (1)
To (2)
STEP TEST
DD000200  00000000
STEP TEST
DD000201  00000000
STEP TEST
DD00E210  EEEEEEEE
When a disk is not in.
Track on
Focus on
The "PLAY" key input.
STEP TEST
DD000202  00000000
Focus balance adjustment (1)
The "PLAY" key input.
STEP TEST
DD000203  00000000
PF, Focus, track gain adjustment
The "PLAY" key input.
(******** is the sector ID.)
(******** is the sector ID.)
(******** is sub-Q.)
The "PLAY" key input.
Follow-up play condition
Follow-up play condition
Follow-up play condition
STEP TEST
DD000204  00000000
DVD: focus balance adjustment (2)
CD: TOC reading
Control data read
Focus balance of the layer 1, 
follow-up play condition after focus gain adjustment 
(In case of DVD other 
than DVD-RW)
(In case of DVD-RW)
(In case of CD)
STEP TEST
DD000210  00000000
STEP TEST END
CD000210  ********
STEP TEST
DD000211  00000000
STEP TEST END
DD000212  ********
STEP TEST END
D9000212  ********
DVD laser off, CD laser on, spin kick, 
sled outer periphery feed
ErrDisplay0  ErrDisplay1
30000100   00000000
<The "1" key of the remote controller is pushed.>
<The "1" key of the remote controller is pushed.>
Laser off, spin kick, sled outer periphery 
feed
ErrDisplay0  ErrDisplay1
30000100   00000000
STEP TEST
D9000211  00000000

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