27
MZ-N707
• Adjustment Method of CD and MO Overall Adjustment
Mode
1. Set the test mode (see page 13).
2. Press the
.
or
[VOL --]
key to activate the overall adjust-
ment mode.
3. Insert CD disc in the set, and press thethe
.
key to set the
CD overall adjustment mode. Automatic adjustments are made.
4. In case of CD overall adjustment NG, reset the NV (see page
19), then readjust from the temperature correction (see page
24).
5. If OK through the CD overall adjustments, then perform MO
overall adjustments.
6. Insert MO disc in the set, and press the
>
key to set the
MO overall adjustment mode. Automatic adjustments are
made.
7. In case of MO overall adjustment NG, reset the NV (see page
19), then readjust from the temperature correction (see page
24).
• CD and MO Overall Adjustment Items
1. CD overall adjustment items
Item No.
Description
312
313
CD electrical offset adjustment
314
321
CD tracking error gain adjustment
328
CD TWPP gain adjustment
324
CD tracking error offset adjustment
332
336
CD ABCD gain adjustment
344
CD focus gain adjustment
345
CD tracking gain adjustment
521
CD two-axis sensitivity adjustment
522
2. MO overall adjustment items
Item No.
Description
112
113
MO electrical offset adjustment
114
118
221
Low reflective CD tracking error gain adjustment
224
Low reflective CD tracking error offset adjustment
232
236
Low reflective CD ABCD gain adjustment
244
Low reflective CD focus gain adjustment
245
Low reflective CD tracking gain adjustment
121
MO tracking error gain adjustment
122
MO TON offset adjustment
134
MO TWPP gain adjustment
131
MO triple speed read TWPP offset adjustment
132
136
MO ABCD gain adjustment
144
MO focus gain adjustment
145
MO tracking gain adjustment
138
MO RF gain adjustment
434
MO write TWPP gain adjustment
431
MO write TWPP offset adjustment
432
MO tracking error offset adjustment
436
MO write ABCD gain adjustment
445
MO write tracking gain adjustment
411
MO normal speed read TWPP offset adjustment
412
MO tracking error offset adjustment
448
20 sec full recording
A s s y 1 1
0 00
Set LCD display
C D R U N
X XX
XXX
: Item number for which an adjustment is being executed.
Set LCD display
* * * N G
0 00
**
: NG item number.
Set LCD display
C D O K
0 00
Set LCD display
M O R U N
X XX
XXX
: Item number for which an adjustment is being executed.
Set LCD display
* * * N G
0 00
**
: NG item number.
Set LCD display
8. If OK through the MO overall adjustments, press the
x
/
CHG
key to return to the test mode and terminate the overall
adjustment mode.
M O O K
0 00
Set LCD display