Servo Process Display Mode - Panasonic SA-HT822VP Service Manual

Dvd/vhs home theater sound system
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10.6 Servo Process Display Mode

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Each step can be monitored by a number assigned to each servo process during player initialization.
Following table shows each process applicable to displayed numbers.
Number Assigned to Servo Process
Processing Type
Processing Item
Initialization
Initialization
Secondary learning Performs servo learning for L1 layer of DVD-DL and 1 single speed of
Re- initialization Re-initialization
Seek
Seek
Recovery
Recovery
(Error check)
(Action)
(Q-code read)
Stop
Stop
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http://202.224.189.178/~sgml/viewing/SA-HT822VP/ALL/SVC/s1006000000.html9/3/2004 9:43:25 AM
Operated after tray is loaded. (Transit to READY or PREPARE mode.)
CD-DA.
Each servo is turned on at READY mode by user.
Optical pickup is moved to a designated position on the disc.
Search during PLAY/SEEK mode
Error recovery according to attention error interruption sent from S-ODC.
Reset and retry when Q-code cannot be read.
Disc operation completely stops as servo down according to user´s
operation.
Details
Processing number
0 ~ 4F
50 ~ 7F
80 ~ 9F
A0 ~ BF
C0 ~ C4
C5 ~ C9
CA ~ CF
F0 ~ FF

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