JVC UX-QD70S Service Manual page 46

(6) Adjustment of the disk
MD TEST 1
Insert the premastered
disk for the adjustment.
Reading of TOC ends.
Press the [MD PLAY
key on the remote controller.
FL display
ON TUNING
Automatic adjustment starts.
Complete?
YES
FL display
OK?TUNING
Press the [STOP
on the remote controller.
Press the [MD EJECT ]
key on the main unit.
The premastered disk for
the adjustment is ejected.
Judgment Code Table
Recordable disk
adjustment code
00
20
21
22
23
24
25
26
27
28
29
2A
2B
2C
2D
3E
3F
Judgment Code Table of error factor
Code
0
1
2
4
11
12
14
1-46 (No.MB496)
]
NO
FL display
NG Err : !
: Refer to the judgment
code table.
] key
Premastered disk
adjustment code
Error being anonymous
0
Focus on with focus error gain adjustment
30
Tracking error gain balance adjustment (Lens shift ON)
32
Tracking drive (TRD) sensitivity adjustment
-
Spindle low voltage drive
31
Tracking ON
33
Spindle ADIP/EFM rough servo ON
34
Focus loop gain adjustment
35
Focus balance adjustment
36
Tracking error gain balance adjustment (Lens shift OFF)
37
Lens position servo sensitivity adjustment
38
Tracking ON
39
Spindle ADIP/EFM rough servo ON
3A
Tracking loop gain adjustment
3B
NRFDETslice level measurement
3C
Pit Grv movement
-
Other processing
3F
Error being anonymous / Other factor
Focus loser search
FLOCK detects an unlocking state before command execution
TLOCK detects an unlocking state before command execution
TRD sensitivity learning error (TRD arrives at a limit value)
TRD sensitivity learning error (Error of truck counter number is big.)
Offset gap of A B signal is big
Insert the recordable disk
for the adjustment.
Press the [MD PLAY
key on the remote controller.
FL display
ON TUNING
Automatic adjustment starts.
Complete?
YES
FL display
OK?TUNING
Press the [STOP
on the remote controller.
Press the [MD EJECT ]
key on the main unit.
The recordable disk for the
adjustment is ejected.
Automatic adjustment complete.
When a wrong setting is performed for the
disc type, switch the power off and on and
start the setting procedure again.
NG item in adjustment
Error factor
]
NO
FL display
NG Err : !
: Refer to the judgment
code table.
] key