Sony MZ-R701 Service Manual page 22

MZ-R701/R701DPC
• Adjustment method of overall CD and MO adjustment
mode
1. Setting the test mode (see page 12).
[VOL --]
2. Press the or
.
ment mode.
This set LCD display
Assy 11
3. Insert CD disc in the set, and press the
overall CD adjustment mode. Automatic adjustments are made.
This set LCD display
CD RUN
X XX : Item number for which on adjustment
is being executed.
4. In case of CD overall adjustment NG, reset the NV (see page
18), then readjust from the temperature correction (see page
20).
This set LCD display
NG OF
: NG item number
5. If OK through the overall CD adjustments, then perform over-
all MO adjustments.
This set LCD display
CD OK
6. Insert MO disk in the set, and press the
overall MO adjustment mode. Automatic adjustments are made.
This set LCD display
MO RUN
X XX : Item number for which on adjustment
is being executed.
7. In case of MO overall adjustment NG, reset the NV (see page
18), then readjust from the temperature correction (see page
20).
This set LCD display
NG OF
: 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.
This set LCD display
MO OK
22
key activates the overall adjust-
0 00
. key to set the
X XX
0 00
0 00
> key to set the
X XX
0 00
key
x
0 00
• 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
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
Description
Description