Sd Card Test; Optical Performance Measure - Optoma PK-301 Service Manual

4-8 SD Card Test

1. Turn on the projector and unplug signal cable, select "Video", play the
video file in it:
- Check any abnormal color, line distortion or any noise on the screen.
- Check the sound from speaker.
2. Turn on the projector, connect "micro USB" port of the projector to
PC USB port by Micro USB to USB cable:
- Check whether PC can detect the SD card information.There
should be two removable disk.
- Check whether the USB charging function is normal.Confirming
the red LED is lighting when charging.

4-9 Optical Performance Measure

Inspection Condition
- Environment luminance: 2 Lux
- Product must be warmed up for 2 minutes
- Distances from the screen: 0.8 M~1 M
- Screen Size: 20 inches diagonal
1. Test equipment
Procedure - Please get into bright mode, focus should be clear.
- Get into service mode and choose "pattern" then
press ''Left'' or ''Right'' to select full white and full
black pattern, then start signal test.
PK-301/PK320/PK301 PLUS Confidential
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