27
MZ-N910
2. MO overall adjustment items
Item No.
Description
716
VC,VR power supply H/L selection
100
R_GRV setting
•
servo OFF
Low reflection electrical offset adjustment
112
Laser ON
•
Focus UP vc correction
ALFA offset adjustment
113
IJ offset adjustment
114
FE offset adjustment
118
Wpp denominator offset adjustment
LPIT adjustment
200
LPIT setting
•
servo OFF
561
SLED inward movement
220
Focus servo ON
224
TE offset adjustment 1
221
TE gain adjustment
224
TE offset adjustment 1
232
TE offset adjustment 2
230
Tracking servo ON
236
ABCD gain adjustment
237
KF gain correction
238
RF gain adjustment
244
Focus gain adjustment
245
Tracking gain adjustment
READ GRV adjustment 1
100
R_GRV setting
•
servo OFF
562
SLED outward movement
120
Focus servo ON
122
TON offset adjustment
121
TE gain adjustment
122
TON offset adjustment
123
TEIN offset adjustment
124
TWPP offset adjustment 1
130
Tracking servo ON
131
TWPP offset adjustment 1
136
ABCD gain adjustment
137
KF gain correction
139
ADIP BPF f0 adjustment
144
Focus gain adjustment
145
Tracking gain adjustment
134
TWPP gain adjustment
131
TWPP offset adjustment 1
132
TWPP offset adjustment 2
149
TWPP OP offset adjustment
WRITE GRV adjustment
410
HEAD DOWN
•
GRV servo ON
420
READ
t
WRITE selection
421
TE gain adjustment
423
TEIN offset adjustment
430
Tracking servo ON
431
TWPP offset adjustment 1
436
ABCD gain adjustment
444
Focus gain adjustment
445
Tracking gain adjustment
• Overall Adjustment error message
The following message will be displayed if adjustment
procedure is mistaken in the CD and MO overall adjustment.
Message
Display timing
During CD/MO/DISC
CLOSE!
automatic distinction
overall adjustment
During MO/DISC
Set CD!
automatic distinction
overall adjustment
During offset adjustment
Set MO!
During offset adjustment
Set AC!
During MO overall
adjustment
During CD/MO/DISC
NoTmp!
automatic distinction
overall adjustment
During CD/MO/DISC
NoChg!
automatic distinction
overall adjustment
Description
DISC is not inserched.
• CD overall adjustment is not
completed in the MO overall
adjustment.
• CD and MO overall
adjustment is not completed
in the offset adjustment.
MO overall adjustment is not
completed in the offset
adjustment.
AC adaptor is not used.
(X4 speed writing is not
guaranteed at 1.2V power
supply.)
Temperature correction
(item number 015)
is not finished.
Charge voltage adjustments
(item number 755 and 756)
are not finished.
• CD and MO Overall Adjustment Items
1. CD overall adjustment items
Item No.
Description
761
VC,VR power supply H/L selection
300
HPIT setting
•
servo OFF
561
SLED inward movement
562
SLED outward movement
High reflection electrical adjustment
312
Laser ON
•
Focus UP
•
vc correction
ALFA offset adjustment
313
IJ offset adjustment
314
FE offset adjustment
HPIT adjustment
320
Focus servo ON
324
TE offset adjustment 1
321
TE gain adjustment
328
TWPP gain adjustment
324
TE offset adjustment 1
332
TE offset adjustment 2
330
Tracking servo ON
336
ABCD gain adjustment
337
KF gain correction
338
RF gain adjustment
344
FCS gain adjustment
345
TRK gain adjustment
521
Two-axis sensitivity (inner position)
522
Two-axis sensitivity (outer position)
300
HPIT setting
•
servo OFF