19
MZ-E510
Laser Power Check and Adjustment
Connection :
Checking and Adjustment Method :
1. Select the manual mode of test mode (see page 10), and set the
laser power adjusting mode (item number 010).
2. Press the
.
key continuously until the optical pick-up
moves to the most inward track.
3. Open the cover and set the laser power meter on the objective
lens of the optical pick-up.
4. Press the
>
key, and set the laser MO read adjustment mode
(item number 011).
5. Check that the laser power meter reading is 0.754 ± 0.13 mW.
6. If the reading value is not satisfied, adjust with the
[VOL +]
or
[VOL --]
key so that the laser power meter reading becomes
the specification value. Press the
u
key or
key on the
remote commander to write the adjusted value.
7. Press the
>
key, and set the laser CD read adjustment mode
(item number 012).
8. Check that the laser power meter reading is 0.896 ± 0.16 mW.
9. If the reading value is not satisfied, adjust with the
[VOL +]
or
[VOL --]
key so that the laser power meter reading becomes
the specification value. Press the
u
key or
key on the
remote commander to write the adjusted value.
10. Press the
x
key to quit the manual mode, and activate the test
mode (display check mode).
Remote commander LCD display
Laser
010
laser
power meter
Optical pick-up
objective lens
Remote commander LCD display
LrefPw
#
**
011
Remote commander LCD display
HrefPw
#
**
012
Overall Adjustment Mode
• Configuration of overall adjustment mode
Overall adjustment mode
(Title display)
"Assy**"
Continuing overall adjustment
x
key
.
key
>
key
CD overall
adjusting
MO overall
adjusting
Electrical
offset
adjustment
NV reset
(item number 21)
Automatic
Disc
discrimination
overall
adjustment
Temperature
correction
and
Power supply
adjustment
auto item feed
[VOL+]
or
[DISPLAY]
key
on the remote commander
[VOL-]
or
[P MODE]
key
on the remote commander
[GROUP]
key or
key
on the remote commander
u
key