A: This is almost always a magnetization issue. Keep it away from smartphone magnets or laptop speakers. If the manual does not fix it, a demagnetizer (costs $10) will.

Most Pulsar Ultra Lite manuals describe a "quick-set" date function. Warning: Never change the date between 9:00 PM and 4:00 AM, as the internal gears are engaged for the automatic date change.

If settings become corrupted: Menu → → Factory Reset → enter code 0000 (default). This erases all zeroing profiles and user settings.

If bright stuck pixels appear: