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Optoma HD72 Projection Lamp Replacement
Use this guide to replace the Projection Lamp o...
Optoma HD72 Power Supply Replacement
Use this guide to replace the Power Supply on t...
Optoma HD72 Ballast Replacement
Use this guide to replace the Ballast on the Op...
Optoma HD72 Fan Replacement
Use this guide to replace the fan on the Optoma...