Panasonic SJ-MJ75 Service Manual page 34

Note 1:
When "ONG" is displayed, follow the item of "operation check" in
"Troubleshooting Guide" and check for a malfunction.
6.1.5. Magneto-optical disc automatic adjustment
With the T2 displayed, set the commercially available recordable disc (which is
fully recorded with music).
Press key to activate the adjustment mode.
During the adjsutment, "AADJ" will be displayed. If there are no abnormalities,
"AOK" will be displayed. (Note 2)
If key is pressed while the "OOK" or "ONG" is being displayed, the
setting returns to the T2 display.
When finished, remove the disc.
Note 2:
When "ANG" is displayed, follow the item of "operation check" in
"Troubleshooting Guide" and check for a malfunction.
*To exit the adjustment mode, remove the battery.
6.2. Checking the main unit's keys
1. Set the battery and connect the remote controller.
2. Turn off the power, select for OFF the main unit's HOLD switch.
3. Press the remote controller's keys in between two seconds, enter the
adjustment mode.
A. Press VOL+ button by your right thumb, and press VOL-button by your left
thumb with keeping on pressing VOL+ button.
B. Release VOL+ button with keeping on pressing VOL-button, and press
button by your right thumb.
C. Release VOL-button with keeping on pressing
button by your left thumb.
Release
(a-c are shown in Fig.6)
button with keeping on button, and release
Fig.6
34
button, and press
button.