Troubleshooting Guide - National Geographic STAR APP50 Instruction Manual

Refractor telescope with astronomy app
Table of Contents

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Install Coin Battery

Troubleshooting Guide:

Problem
No picture
Blurred picture
No focus possible
Bad quality
Battery (+)
Push aside and
remove the battery.
Solution
Remove dust protection cap.
Adjust focus using focus wheel.
Wait for temperature to balance out.
Never observe through a glass surface such as a window.
5

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