Sony Walkman MZ-R900 Instrukcja serwisowa - Strona 21
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• Adjustment Method of Overall CD and MO Adjustment
Mode
1. Setting the test mode (see page 12).
[VOL --]
2. Press the
or
.
ment mode.
Remote commander LCD display
000
3. Insert CD disc in the set, and press the
Overall CD Adjustment mode. Automatic adjustments are made.
Remote commander LCD display
XXX
XXX : Item number for which an adjustment is being executed.
4. In case of CD overall adjustment NG, reset the NV (see page
17), then readjust from the temperature correction (see page
19).
Remote commander LCD display
000
: NG item number.
5. If OK through the overall CD adjustments, then perform over-
all MO adjustments.
Remote commander LCD display
000
6. Insert MO disc in the set, and press the
Overall MO Adjustment mode. Automatic adjustments are
made.
Remote commander LCD display
XXX
XXX : Item number for which an adjustment is being executed.
7. In case of MO overall adjustment NG, reset the NV (see page
17), then readjust from the temperature correction (see page
19).
Remote commander LCD display
000
: NG item number.
8. If OK through the overall MO adjustments, press the
to return to the test mode and terminate the Overall Adjustment
mode.
Remote commander LCD display
000
key activates the overall adjust-
.
key to set the
key to set the
>
key
x
• Overall CD and MO adjustment items
1. Overall CD adjustment items
Item No.
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. Overall MO adjustment items
Item No.
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 level 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 double 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
MZ-R900
Description
Description
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